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Asus DS300j G2 Series User Manual

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ASUS Storage
DS300 G2 Series

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  • Page 1 ASUS Storage DS300 G2 Series...
  • Page 2: Table Of Contents

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  • Page 3 SlP S ScSI t ervIce ocatInG a oGIcal rIve akInG I runk ettInGS ScSI t ebServer ervIce nItIalIzInG a oGIcal rIve eletInG I runkS ScSI S elnet ervIce eDunDancy heck on a oGIcal rIve IewInG a ISt of I eSSIonS SSh S ’...
  • Page 4 (Clu) 168 huttInG own the ubsysteM ScSI t (clu) IewInG a ISt of I runkS o Delete a SPare DrIve aSuS DS300 G2 – t huttInG Down the elnet onnectIon ScSI t (clu) DDInG I runkS (Clu) anaGInG oGICal...
  • Page 5 6: M arGet erIal onnectIonS hapter aIntenanCe etwork onnectIonS pdatInG the ubsysteM IrMware runk Ibre hannel onnectIonS aSuS S PDatInG wIth toraGe anaGement SaS c eSSIon onnectIonS PDatInG wIth the aSuS S rowSer onnect to toraGe anaGement uSb S PDatInG wIth...
  • Page 6 IewInG erformance tatIStIcS IewInG ventS learInG tatIStIcS eatures and ettInGs utomatIc alancInG for aIlover olIcy alance olIcy erIfIcatIon PDo r emoval erformance efreSh ounD obIn ount efreShInG the bJectS IewInG yStem nformatIon roubleshootInG pdatInG erfeCt epaIrInG erfeCt eMovInG erfeCt referreD ethoD lternate ethoD...
  • Page 7: Ntroduction

    This chapter covers the following topics: • "About This Manual" on page 2 • "ASUS DS300f G2 Overview" on page 3 • "New Features in the ASUS DS300f G2" on page 3 • "Architectural Description" on page 4 • "Features" on page 6 • "General Specifications" on page 9...
  • Page 8: A Bout T His M Anual

    The terms “ASUS DS300f G2” or “subsystem” are used in examples or descriptions throughout this manual to hardware including installing hard disks and placing the device into a rack system. refer to any of the available ASUS DS300f G2 Series models. The terms “unit” or “device” can refer to any ASUS • "Chapter 3: Setup" on page 35 describes setting up a serial connection and the basics of how to use DS300f G2 Series or DS300j G2 model.
  • Page 9: Asus Ds300

    All ASUS Storage ASUS DS300f G2 and DS300j G2 models support use of 6 Gb/s SAS and SATA disks. The DS300 G2 models are coupled with high speed 8 Gb/s Fibre Channel host connectivity and 1 Gb/s iSCSI The PerfectRebuild™ feature is an innovative approach to rebuilding a RAID array in order to significantly...
  • Page 10: A Rchitectural D Escription

    • Two 8Gb/s FC ports per controller • Four 1Gb/s iSCSI ports per controller • One JBOD Expansion port per controller • Three PSU • Two Cooling Units (each Cooling Unit for ASUS DS300f G2 models include two fans and a BBU)
  • Page 12: F Eatures

    Per ontroller • ASUS DS300f G2: Two 8 Gb/s Fibre Channel ports compatible with 4 Gb/s and 2 Gb/s and four 1 Gb/s iSCSI • Perfect Rebuild ports • Advanced Battery Flash Backup • ASUS DS300f G2: Four 1 Gb/s iSCSI ports • HDD Cache Backup (SR3)
  • Page 13: S Ystem M Anagement

    There are two options to provide the physical connection for system management for the • Disk SMART Polling ASUS DS300f G2 models, an RJ-11 serial port or an RJ-45 Ethernet network port An RJ- 11-to-DB9 adapter is shipped with each ASUS DS300f G2 model. • Online Capacity Expansion (OCE) • RAID Level Migration (RLM)
  • Page 14 Operating systems run on the Host PC, from which you monitor and manage the ASUS DS300f G2 subsystem. Browsers run on the host PC or server, from which you monitor and manage the ASUS DS300f G2 subsystem Supported Operating Environments using ASUS Storage Management.
  • Page 15: G Eneral S Pecifications

    DS300f G2 Series User Manual oise hock ibrAtion eneral peCIfICatIons coustic oise evels ower uPPlies • Typical: 55 dB • Hot swap and redundant with PFC, 100-240 Vac auto-ranging, 50 -60 Hz, N+1 design. Meets 80Plus bronze. • Maximum: 75 dB oltAge hock • 100-240 VAC...
  • Page 16: Mounting Asu Ds300f G2 In A Rack"

    • "Unpacking the ASUS DS300f G2" on page 13 • "Deleting a Logical Drive" on page 98 • "Mounting ASUS DS300f G2 in a Rack" on page • "Initializing a Logical Drive (CLU)" on page 140 • "Deleting an FC Initiator" on page 104 • "Installing Physical Drives"...
  • Page 17 • Optional 2-year extended warranty • Optional onsite parts replacement program ASUS Storage Technology, Inc. (“ASUS Storage”) warrants that for three (3) years from the time of the delivery of the product to the original end user except for one (1) year warranty on the battery backup unit: a) the product will conform to ASUS Storage’s specifications;...
  • Page 18 This chapter covers the following topics: • "Unpacking the ASUS DS300f G2" on page 13 • "Mounting ASUS DS300f G2 in a Rack" on page 14 • "Installing Physical Drives" on page 16 • "Making Management and Data Connections" on page 18 • "Making Serial Cable Connections"...
  • Page 19: Asus Ds300 F G2

    Warning The electronic components within the ASUS DS300f G2 enclosure are sensitive to damage from Electro-Static Discharge (ESD). Observe appropriate precautions at all times when handling the ASUS DS300f G2 or its subassemblies. Cautions There is a risk of explosion if battery is replaced by an incorrect type.
  • Page 20: Mounting Asus Ds300f G2 In A Rack

    1. Attach the mounting rail assemblies to the rack posts, using screws and nuts from your or the controller units. Hold the subsystem itself. rack system. • Do not install the ASUS DS300f G2 or DS300j G2 unit into a rack without rails to support the subsystem. • The rail halves are riveted together and use no adjustment screws.
  • Page 21 Figure 2 - 3: Rail ends attach to the outside of each post • The ASUS DS300f G2 attaches to the rack posts using the included screws and flange nuts. • Use the attaching screws and flange nuts that came with the ASUS DS300f G2. Figure 2 - 2: Placing the ASUS DS300f G2 subsystem onto the rack rails 1. Place the ASUS DS300f G2 subsystem onto the rails. • At least two persons are required to safely lift the ASUS DS300f G2.
  • Page 22: N Umber Of D Rives R

    You can install any suitable disk drive into any slot in the enclosure. The diagram below shows how ASUS If your ASUS DS300f G2 subsystem shipped with the drives installed at the factory, you can skip this section DS300f G2’s drive slots are numbered. Slot numbering is reflected in the ASUS Storage Management and CLU...
  • Page 23: I Nstalling Y Our D Rives

    To avoid hand contact with an electrical hazard, remove only one drive carrier a time. Important SATA drives require a SAS-to-SATA adapter, available from ASUS Storage Technology at http://www.ASUS Storage.com SAS drives do not require adapters. 1. Press the drive carrier release button. The handle springs open.
  • Page 24: Making Management And Data Connections

    Examples of ASUS DS300f G2 configurations include: For a list of supported HBAs, Switches, and SFP transceivers, download the latest • "Fibre Channel SAN" on page 18 compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/. • "Fibre Channel DAS" on page 20 • "Fibre Channel with JBOD Expansion" on page 21 • "Fibre Channel SAN –...
  • Page 25 2. Connect FC cables between the FC switch and the FC HBA cards in both host PCs or servers. If you have multiple ASUS DS300f G2 subsystems, repeat steps 1 and 2 as required. The ASUS DS300f G2 subsystem is shown with SFP transceivers installed.
  • Page 26: Ibre C Hannel Das

    Ibre hannel Important The ASUS DS300f G2 subsystem is shown with SFP transceivers installed. For a list of supported HBAs, switches, and SFP transceivers, download the latest Figure 2 - 11: FC DAS data and management connections compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/.
  • Page 27: Xpansion

    1. Connect the SAS expansion port on the left controller of the RAID subsystem to the SAS data IN port on the left I/O module of the first JBOD unit. See "Figure 2 - 12: ASUS DS300f G2 with FC JBOD expansion connections" 2. Connect the SAS expansion port on the right controller of the RAID subsystem to the SAS data IN port on the right I/O module of the first JBOD unit.
  • Page 28: S Ingle P Oint Of F Ailure

    PCs or servers. 6. Connect FC cables between the other FC switch and the FC HBA cards in both of the host PCs or servers. If you have multiple ASUS DS300f G2 subsystems, repeat steps 1 through 6 as required. Important...
  • Page 29 See "Figure 2 - 14: FC SAN NSPF management connections" 2. Connect an Ethernet cable between the network port on each host PC or server and the network switch. If you have multiple ASUS DS300f G2 subsystems, repeat steps 1 and 2 as required. Jbod e xPAnsion JBOD connections are the same for all FC SAN and DAS configurations.
  • Page 30: (san)

    Important For a list of supported HBA NICs and switches, download the latest compatibility list from ASUS Storage support: http://www.ASUS Storage.com/support/. This arrangement requires: • An iSCSI HBA network interface card (NIC) in the host PC or server...
  • Page 31 Figure 2 - 16: iSCSI SAN data connections scsi sAn d Each ASUS DS300f G2 controller has four (4) RJ45 iSCSI data port connectors. See "Figure 2 - 15: iSCSI data and management ports on the RAID controller" on page 24 To establish the data path: 1.
  • Page 32 Figure 2 - 17: iSCSI SAN management connections AnAgeMent Each ASUS DS300f G2 controller has one (1) Ethernet RJ45 management port connector. See "Figure 2 - 15: iSCSI data and management ports on the RAID controller" on page 24. To establish the management path: 1.
  • Page 33: (das)

    • An iSCSI HBA network interface card (NIC) in the host PC or server • A standard network switch Each ASUS DS300f G2 controller has four (4) RJ45 iSCSI data port connectors. See "Figure 2 - 15: iSCSI data and management ports on the RAID controller" on page 24.
  • Page 35: C Onnections

    Serial communication enables the terminal emulation application on your host PC or server to access the ASUS DS300f G2’s Command Line Interface (CLI) to set up a network connection. The ASUS DS300f G2 package includes one RJ-11-to-DB9 serial data cable for each controller.
  • Page 36: Connecting The Power

    2. Plug in the power cables on all power cords to a suitable grounded power source. 3. To turn on the power to the DS300j G2 or ASUS DS300f G2 units, press the power button on the front of the left handle of the ASUS DS300f G2 devices.
  • Page 37 DS300f G2 Series User Manual ront anel Figure 2 - 23: Left side of the front of the ASUS DS300f G2 Figure 2 - 22: Right side of the DS300f G2 front LED display Power Global Enclosure Sta- Power button (same for DS300j G2) Global RAID Sta- OPAS LED...
  • Page 39 DS300f G2 Series User Manual led b ontroller ehAvior When boot-up is finished and the ASUS DS300f G2 subsystem is functioning normally, the Controller status LED displays green continuously; the Management port LEDs display green or flash depending on your network connection; the FC, iSCSI, and SAS Expansion LEDs display green or flash during port activity. Description SAS Expansion Lights green when connected, flashes green when active. Controller Status This displays the current operational status of the controller. A steady (unblinking) green light indicates the controller is operational. Dirty Cache Blinks amber if cache is dirty, meaning that the controller memory cache contains data, otherwise this is dark. A steady green light indicates a valid USB connection, this is dark when not connected (no device attached). iSCSI Left LED lights green when connected, flashes green when active, dark if not connected. Right LED indicates connection speed, green is 100 Mbps, amber is 1000 Mbps. (2 above each port) FC ports See next page...
  • Page 40 DS300f G2 Series User Manual Description FC ports Green Amber Status (one LED above each port) dark dark Wake-up failure (dead board) POST failure (dead board) blinking slowly Wake-up failure monitor blinking rapidly Failure to POST flashing POST in progress Failure while functioning Failure while functioning 2 rapid blinks Normal, link up, 2 Gb/s 3 rapid blinks Normal, link up, 4 Gb/s 4 rapid blinks Normal, link up, 8 Gb/s blinking slowly Normal, link down blinking slowly blinking slowly Offoffline for download blinking slowly blinking rapidly Restricted offoffline mode (waiting for restart) blinking slowly flashing Restricted offoffline mode, test active...
  • Page 41: C Hapter 3: S Etup

    • "Choosing DHCP or a Static IP Address" on page 36 You can also use the serial connection to manage the ASUS DS300f G2 through the Command Line Utility (CLU). • "Setting-up ASUS DS300f G2 with the CLI" on page 37 To make the initial serial connection: • "Setting-up ASUS DS300f G2 with the CLU"...
  • Page 42: Ip A Ddresses

    If you choose to enable DHCP, have your Network Administrator dedicate an IP address for the ASUS DS300f You must change the IP addresses of the subsystems as required for your environment. G2, linked to the ASUS DS300f G2’s MAC address. This action prevents the DHCP server from assigning a new IP aSuS DS300...
  • Page 43: G2 With The Cli

    To access the MAC address in the CLU: Setting up the ASUS DS300f G2 in the CLI includes these actions: 1. At the CLI command prompt, type menu and press Enter . • "Making Subsystem Date and Time Settings" on page 37 The CLU screen appears.
  • Page 44 1. At the command prompt, type net -a enable -f ipv6 and press Enter to enable IPv6 on the ASUS DS300f G2. By default, IPv4 is enabled and IPv6 is disabled. Currently IPv6 does not suppport DHCP. After a moment, the comand prompt reappears, indicating that your setting was successful.
  • Page 45 DS300f G2 Series User Manual Example: To enable automatic maintenance mode settings: administrator@cli> net -a mod -f ipv6 -s 1. At the command prompt, type net -a mod -m -c 1 -f ipv4 -s “dhcp=enable” and press Enter . “primaryip=2001:0db8:85a3:0000:0000:8a2e:0370:7334, administrator@cli>...
  • Page 46 DS300f G2 Series User Manual – M Aking AintenAnce ettings AnuAlly under 3. Repeat steps 1 and 2 above but change -c 1 (controller 1) to -c 2 (controller 2). You make these settings for one controller at a time. –...
  • Page 47: G2 With The Clu

    3. To verify the settings, at the command prompt, type net -a list -m and press Enter . The following information displays: Setting up the ASUS DS300f G2 in the CLU includes these actions: administrator@cli> net -a list -m • "Accessing the CLU Quick Setup Menu" on page 42...
  • Page 48: Enu

    DS300f G2 Series User Manual clu q cceSSInG the uIck etuP akInG ubSyStem ate anD ettInGS To access the Quick Setup menu in the command line utility: To set the subsystem date and time: 1. At the administrator@cli> prompt, type and press Enter .
  • Page 49 For more information, see "Maintenance Mode" on page <?>. 2. Press the spacebar to toggle to Disable. You have the option to make maintenance mode settings at a later time in ASUS Storage Management. Under Quick Setup, maintenance mode settings are made in the following sequence: The following information displays: 1.
  • Page 50: Anagement

    5. Highlight each of the following and press the backspace key to erase the current value, then type the new 2. In the browser address field, type in the virtual management port IP address of the ASUS DS300f G2 value.
  • Page 51: L Ogical D Rives

    Or, click Disk Array under System Status. The Wizard screen appears with three creation alternatives: • Automatic After log-in, the ASUS Storage Management opens with the Dashboard tab. • Advanced Figure 3 - 3: ASUS Storage Management Dashboard tab 2. Click one of these buttons to continue.
  • Page 52 DS300f G2 Series User Manual Figure 3 - 5: Automatic Configuration menu IzarD utomatIc onfIGuratIon When you choose the Automatic option, the following parameters appear on the screen: • – The number of logical drives, number of physical drives, ID of each physical drive, configurable Disk Arrays capacity, and the media type (hard disk drives or solid state drives). •...
  • Page 53 DS300f G2 Series User Manual Figure 3 - 6: Create Disk Array menu IzarD DvanceD onfIGuratIon Note For an explanation of the parameters under the Advanced option, see "Chapter 7: Technology Background" on page <?>. When you choose the Advanced option, the Create Disk Array menu appears. 1 – d rrAy reAtion 1. Enter your information and choose your options. • Enter a disk array alias in the field provided.
  • Page 54 DS300f G2 Series User Manual Figure 3 - 8: Create Spare Drive menu 2 – l ogicAl rive reAtion 1. Enter your information and choose your options. • Enter a logical drive alias in the field provided. • Choose a RAID level from the drop-down menu. The choice of RAID levels depends on the number of physical drives in your array. • Note the Max: capacity value. Then enter a capacity value the field provided and choose a unit of measure from the drop-down menu. • Choose a stripe size from the drop-down menu. The choices are 64 KB, 128 KB, 256 KB, 512 KB, and 1 MB. • Choose a sector size from the drop-down menu. The choices are 512 B, 1 KB, 2 KB, and 4 KB.
  • Page 55: Asking

    Your MIS Administrator can tell you how to access your network from outside the firewall. Once you are logged 2. Check the Enable LUN Masking box to enable LUN Masking. onto the network, you can access the ASUS DS300f G2 using its IP address. See "Logging into ASUS Storage 3. Click the LUN Mapping button to continue. Management" on page <?>.
  • Page 56: Anagement

    1. Launch your browser. 2. In the browser address field, type in the virtual management port IP address of the ASUS DS300f G2 subsystem. This chapter contains the following topics: • "Logging into ASUS Storage Management" on page <?>...
  • Page 57: Choosing The Display Language

    ISPlay anGuaGe eruSInG the nterface ASUS Storage Management displays in multiple languages. You choose the display language when you log in. The ASUS Storage Management interface consists of a header and four tabs, each with specific functions. If you are already logged in and you want to change the display language: • Header 1. Click Logout at the top right corner of the screen.
  • Page 58: M Anagement

    • Close your browser window • Firmware updates • Click on the ASUS Storage Management banner Logout • Image version Clicking Logout brings you back to the Login Screen. See ASUS Storage Management log-in screen. • Performance monitor • PSU wattage monitor After logging out, you must enter your user name and password in order to log in again. • Restore factory default settings • Import/Export user database and configuration script • Network management...
  • Page 59: Ist

    To view the other subsystems on your Storage Network, click the Discovery tab at the left edge of the ASUS Subsystem management includes: Storage Management window. • "Viewing Subsystem Information" on page 54 • "Making Subsystem Settings" on page 54...
  • Page 60 DS300f G2 Series User Manual IewInG ubSyStem nformatIon ockInG or nlockInG the ubSyStem To view subsystem information, click the Administration tab. The lock prevents other sessions (including sessions with the same user) from making a configuration change The list of subsystems and host controllers displays. to the controller until the lock expires or a forced unlock is done. When the user who locked the controller logs Subsystem information includes: out, the lock is automatically released.
  • Page 61: C Learing S Tatistics

    DS300f G2 Series User Manual eleAsing A ock set by Another user Firmware Factory Default Settings Software Factory Default Settings To release somebody else’s lock: 1. Click the Administration tab. • Background activity settings • BGA scheduler settings 2. Click the Subsystem Information icon. • Controller settings • Service settings 3.
  • Page 62: R Eport

    DS300f G2 Series User Manual avInG a ervIce ePort The Service Report includes the following topics, continued: • FC Stats Info • Flash Image Version Info A Service Report is a detailed report covering the configuration and status of all components in your RAID • iSCSI Info system. A support technician or field engineer might request a service report for the purpose of diagnosis and • LDAP Info troubleshooting. • LogDrive Info – Basic logical drive information • LogDrive Dump Info – Diagnostic information To save a system configuration file: • Logical Drive Verbose Info – Full logical drive information...
  • Page 63 Do NOT attempt to write or modify a configuration script until you receive guid- ance from Technical Support. See "Frequently Asked Questions" on page <?>. ance from Technical Support. See "Frequently Asked Questions" on page <?>. Importing a configuration script overwrites the current settings on your ASUS DS300f G2 subsystem. Or you can save the configuration from one ASUS DS300f G2 RAID subsystem, export it, and then import it to...
  • Page 64: S Hutdown

    1. Press the Power button on the front left side of the device being restarted. • LUN Mapping method • Part Number 2. Wait at least two minutes. • Serial Number • WWN – World Wide Name 3. Open your browser and log into ASUS Storage Management. • Hardware Revision • Dirty Cache Usage – Percentage • Cache Usage – Percentage • Firmware Version If you cannot log in immediately, wait 30 seconds and try again.
  • Page 65 DS300f G2 Series User Manual 4. Click the Advanced Information tab. 4. Make settings changes as required: • Enter, change or delete the alias in the Alias field. Advanced controller information includes: • LUN Affinity – Choose an enable/disable option from the drop-down menu. • Slot 1 Memory Type • Slot 1 Memory Size RAID controllers must be set to Active-Active. See "Making Subsystem Settings" on page 54 and "LUN Affinity" on page <?>. • Slot 2 Memory Type • Slot 2 Memory Size • LUN Affinity * • ALUA * • ALUA – Choose an enable/disable option from the drop-down menu. RAID controllers must be set to Active-Active. See Making Subsystem Settings and “ALUA” on • Controller Role • Flash Type...
  • Page 66 DS300f G2 Series User Manual IewInG ontroller tatIStIcS IewInG the laSh maGe nformatIon To view controller statistics: To view the flash image information for the RAID subsystem enclosure: 1. Click the Device tab. 1. Click the Administration tab. 2. Click the Component List icon. 2. Click the Image Version icon. 3.
  • Page 67: Ubsystem

    Do NOT power off the RAID subsystem during the update! Do NOT move to any other screen until the firmware update operation is Use this function to flash (update) the firmware on the ASUS DS300f G2. completed! Download the latest firmware image file from ASUS Storage support: When the update is completed a message tells you to reboot the subsystem, http://www.ASUS Storage.com/support/ and save it to your Host PC or TFTP server. 8. Click the OK button. • If you chose the Disruptive Flash Method, the RAID subsystem Important and JBOD expansion units automatically restart. • If you chose the Non-Disruptive Flash Method, the system automatically Verify that no background activities are running on the RAID subsystem.
  • Page 68 DS300f G2 Series User Manual IewInG attery nformatIon econDItIonInG a attery Batteries maintain power to the controller cache in the event of a power failure, thus protecting any data that Batteries maintain power to the controller cache in the event of a power failure, thus protecting any data that has not been written to a physical drive. has not been written to a physical drive. Reconditioning is the action of discharging and recharging a battery to To view battery information: preserve its capacity and performance.
  • Page 69: B Uzzer S Ettings

    4. Uncheck the Enable Buzzer box. 5. Click the Save button. Note The alarm can also be muted by pressing the Mute Alarm button on the front left side of the ASUS DS300f G2 unit. See "Figure 2 - 23: Left side of the front of the ASUS DS300f G2" on page <?>.
  • Page 70 Figure 4 - 5: Enclosure Topology menu IewInG ncloSure oPoloGy This feature displays the connection topology of the ASUS DS300f G2 subsystem. Topology refers to the manner in which the data paths among the enclosures are connected. There are three methods: • Individual Subsystem – A single subsystem • JBOD Expansion – Managed through one subsystem or head unit • RAID Subsystem Cascading –...
  • Page 71 DS300f G2 Series User Manual IewInG the ncloSureS ummary 3. Click the Enclosure and click the View button. Enclosure information includes: Enclosure Management includes information, status, settings and location. To access Enclosure Management: • Enclosure ID • Enclosure Critical 1. Click the Device tab. Temperature Threshold • Enclosure Type 2. Click the Component List icon. • Controller Critical • Enclosure Warning Temperature Threshold...
  • Page 72 DS300f G2 Series User Manual fru vPD I IewInG nformatIon 4. Scroll down to view the Blowers. The screen displays the status and speed of the cooling units. If blower speed is below the Healthy FRU VPD refers to Vital Product Data (VPD) information about Field Replaceable Units (FRU) in the enclosure. Threshold, a malfunction is indicated in the Status column. See "Diagnosing an Enclosure Problem"...
  • Page 73: Ettings

    2. Click the UPS icon. IewInG a ISt of nItS 3. Click the UPS Settings button. To view a list of UPS units supporting the ASUS DS300f G2: 4. Perform the following actions as required: • Verify the Current UPS Communication method. See Note 1: 1. Click the Device tab. SNMP – Network connection. 2. Click the UPS icon.
  • Page 74: Iewing Ups I Nformation

    You initially made these settings during subsystem setup. You can change them later as required. • Voltage Rating – Output voltage of the UPS. • Battery Capacity – Backup capacity expressed as a percentage. Caution • Remaining Backup Time – Number of minutes the UPS is expected to power your system in the event of a power failure. Changing virtual management port settings can interrupt your ASUS Storage Man- • Loading Ratio – Actual output of UPS as a percentage of the rated output. See the Note below. agement connection and require you to log in again. • Temperature – Reported temperature of the UPS unit. Note To make virtual management port settings: The maximum recommended Loading Ratio varies among models of UPS units.
  • Page 75: M Anaging U Sers

    DS300f G2 Series User Manual akInG aIntenance ettInGS anaGInG sers Each controller has its own IP addresses for access when the controller goes into maintenance mode. For more User management includes: information, see "Maintenance Mode" on page <?>. • "Viewing User Information" on page 69 Before you change settings, please see “About IP Addresses” on page 36.
  • Page 76: C Reating A U Ser

    DS300f G2 Series User Manual reatInG a akInG ettInGS This action requires Administrator or Super User privileges. This action requires Administrator or a Super User privileges. To create a user: To make user settings: 1. Click the Administration tab. 1. Click the Administration tab. 2.
  • Page 77: D Eleting A U Ser

    Note Caution You cannot delete the Administrator. Importing a user database overwrites the current users and user settings on your ASUS DS300f G2 subsystem. To delete a user: To import a user database: 1. Click the Administration tab. 1. Click the Administration tab.
  • Page 78: Ctivities

    DS300f G2 Series User Manual xPortInG a atabaSe anaGInG aCkGround CtIvItIes You can save the user information and settings from one ASUS DS300f G2 RAID subsystem, export it, and then Background activity management includes: import it to automatically configure your other ASUS DS300f G2 RAID subsystems. • "Viewing Current Background Activities" on page 73 To export a user database: • "Viewing Scheduled Background Activities" on page 73 1. Click the Administration tab.
  • Page 79: Ctivities

    DS300f G2 Series User Manual IewInG urrent ackGrounD ctIvItIeS 6. Click the Confirm button. 7. Choose the option for the activity you want: • Media Patrol To view a list of current background activities: • Redundancy Check 1. Click the Administration tab. • Spare Check 2.
  • Page 80: S Chedule

    DS300f G2 Series User Manual hanGInG a ackGrounD ctIvIty cheDule nablInG or ISablInG a cheDuleD ackGrounD ctIvIty To change an existing scheduled background activity: Background activity schedules are enabled by default when you create the schedule. If you want to stop a 1.
  • Page 81: R Edundancy C Heck

    DS300f G2 Series User Manual eDIa atrol eDunDancy heck Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. Media Redundancy Check is a routine maintenance procedure for fault-tolerant disk arrays (those with redundancy) Patrol checks are enabled by default on all disk arrays and spare drives.
  • Page 82: R Ebuild

    DS300f G2 Series User Manual IGratIon 3. Click the Settings button. 4. Click the Logical Drive Initialization Rate drop-down menu and choose a rate: • Low – Fewer system resources to Initialization, more to data read/write operations. The term “Migration” means either or both of the following: • Medium – Balances system resources between Initialization and data read/write operations. • Change the RAID level of a logical drive. • High – More system resources to Initialization, fewer to data read/write operations. • Expand the storage capacity of a logical drive.
  • Page 83: T Ransition

    DS300f G2 Series User Manual ynchronIzatIon 4. Make the following settings are required: • Click the PDM Rate drop-down menu and choose a rate: Low – Fewer system resources to PDM, more to data read/write operations. Synchronization is automatically applied to redundant logical drives when they are created. Synchronization Medium – Balances system resources between PDM and data read/write operations. High – More system resources to PDM, fewer to data read/write operations. recalculates the redundancy data to ensure that the working data on the physical drives is properly in sync. • Highlight the current values in the block threshold fields and input new values.
  • Page 84: Ist Of S Ervices

    DS300f G2 Series User Manual anaGInG toraGe ervICes To start the Email service after stopping it: 1. Click the Administration tab. 2. Click the Services icon. Storage service management includes: 3. Click the Email service and click the Start button. • "Viewing a List of Services"...
  • Page 85 SlP S ervIce ebServer ervIce Service Location Protocol (SLP) discovers services over the Internet. SLP applies to IPv4 protocol only. Webserver service connects the ASUS Storage Management interface to the RAID subsystem though your browser. slP s toPPing ervice toPPing...
  • Page 86 DS300f G2 Series User Manual elnet ervIce 5. Click the Save button. 6. Click the Confirm button. Telnet service enables you to access the RAID subsystem’s Command Line Interface (CLI) through a network connection. SSh S ervIce toPPing elnet ervice Secure Shell (SSH) service enables you to access the subsystem’s Command Line Interface (CLI) through a To stop the Telnet service: network connection.
  • Page 87 DS300f G2 Series User Manual ssh s Aking ettings 1. Click the Administration tab. To change SSH service settings: 2. Click the Services icon. 1. Click the Administration tab. 3. Click the SNMP service and click the Restart button. 2. Click the Services icon. snMP s Aking ettings...
  • Page 88 DS300f G2 Series User Manual snMP t eleting An etSenD ervIce To delete a trap sink: 1. Click the Administration tab. Netsend service sends RAID subsystem events in the form of text messages to the Host PC and other networked 2.
  • Page 89 DS300f G2 Series User Manual Aking etsend ettings To change Netsend service settings: Event Severity Levels 1. Click the Administration tab. Level Description 2. Click the Services icon. Fatal Non-recoverable error or failure has occurred. 3. Click the Netsend service and click the Settings button. Critical Action is needed now and the implications of the condition are serious.
  • Page 90 DS300f G2 Series User Manual orkInG wIth the vent Iewer IewInG untIme ventS To display Runtime Events: Working with the Event Viewer includes the following functions: 1. Click the Administration tab. • "Viewing Runtime Events" on page 84 2. Click the Events icon. • "Saving Runtime Events"...
  • Page 91: Monitoring Performance

    Channel or iSCSI data ports. The vertical scale adjusts dynamically to accommodate the statistical data. • Event ID – Hexadecimal code for the specific event Because it reports performance in real-time, to see data in the monitor, there must be I/O data activity taking • Severity – See the Table on the previous page. place between the ASUS DS300f G2 subsystem and the Host. • Timestamp – Date and time the event happened. • Description – A description of the event in plain language. To monitor performance: 4. Press the up and down arrow keys to scroll through the log.
  • Page 92 • Bandwidth in MB/s statistical data. • Maximum latency in ms Because it reports performance in real-time, to see data in the monitor, there must be I/O data activity taking • Average latency in ms place between the ASUS DS300f G2 subsystem and the Host. • Minimum latency in ms To monitor performance and power use: • I/Os per second 1. Click the Administration tab. 8. Click the Select Ports button and check the boxes for the ports you want to see: 2.
  • Page 93: Managing Physical Drives

    • Viewing a List of Physical Drives (below) 3. Click the physical drive you want, then click the View button. • Viewing Physical Drive Information (below) • "Making Global Physical Drive Settings" on page 88 Physical drive information includes: • Model - Model of ASUS Storage system • Configuration – Array number and • "Making Individual Physical Drive Settings" on page 88 sequence number, spare number, • Physical Drive ID – ID number • "Viewing Physical Drive Statistics"...
  • Page 94 DS300f G2 Series User Manual akInG nDIvIDual hySIcal rIve ettInGS Advanced information for SAS physical drives includes: • Read Cache – Enabled or disabled • Port 1 SAS Address • Read Cache Support – Yes or No • Port 2 Negotiated Physical Drive Speed To make individual physical drive settings: • Write Cache – Enabled or disabled • Port 2 SAS Address 1. Click the Device tab. • Write Cache Support – Yes or No • Drive Temperature in ºC 2.
  • Page 95 DS300f G2 Series User Manual Smart l Smart l IewInG hySIcal rIve nformatIon avInG the hySIcal rIve To view physical drive SMART Log information: To save the physical drive SMART Log: 1. Click the Device tab. 1. Click the Device tab. 2.
  • Page 96 3. Click the down arrow button to list the physical drives in the enclosure. 4. Mouse over the physical drive you want to force offline. This feature applies only to ASUS Storage-supported physical drives. For a list of supported drives, go to 5. Click the Force Offline button. http://www.ASUS Storage.com/support/.
  • Page 97: Managing Disk Arrays

    DS300f G2 Series User Manual anaGInG rrays IewInG rray nformatIon To view disk array information: For disk array troubleshooting, see "Disk Array and Logical Drive Problems" on page <?>. 1. Click the Storage tab. Disk array management includes: 2. Click the Disk Array icon. • "Viewing a List of Disk Arrays" on page 91 • "Creating a Disk Array Manually"...
  • Page 98 DS300f G2 Series User Manual rrAy PerAtionAl tAtus Important All physical drives in an array must be the same media type, i.e. all HDD or all SDD. • OK – This is the normal state of a logical drive. When a logical drive is Functional, it is ready for immediate use. For RAID Levels other than RAID 0 (Striping), the logical drive has full redundancy. • Synchronizing – This condition is temporary. Synchronizing is a maintenance function that verifies the integrity of data and redundancy in the logical drive. When a logical drive is Synchronizing, it functions and 5. In the Select Physical Drives diagram, click the drives to add them to your array. Look for drives with a your data is available. However, access is slower due to the synchronizing operation. green LED dark, a blue LED lit, and no crosshatching over the carrier. • Critical/Degraded – This condition arises as the result of a physical drive failure. A degraded logical drive The ID numbers of the chosen drives appear in the field below the diagram.
  • Page 99 DS300f G2 Series User Manual eletInG a rray akInG rray ettInGS Caution To make disk array settings: If you delete a disk array, you also delete any logical drives that belong to it, along 1. Click the Storage tab. with the data in those logical drives. Back up any important data before deleting a disk array.
  • Page 100 DS300f G2 Series User Manual unnInG eDIa atrol on a rray unnInG on a rray Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. If Media Predictive Data Migration (PDM) is the migration of data from the suspect disk drive to a spare disk drive. Patrol encounters a critical error, it triggers PDM if PDM is enabled on the disk array.
  • Page 101 DS300f G2 Series User Manual erforMing A AnuAl ebuild reParInG a rray for ranSPort To perform a manual rebuild: This feature prepares the physical drives that make up the disk array to be removed from the enclosure and 1. Click the Administration tab. installed in a different location.
  • Page 102: Managing Logical Drives

    DS300f G2 Series User Manual anaGInG oGICal rIves IewInG oGIcal rIve nformatIon To view logical drive information: Logical drive management includes: 1. Click the Storage tab. • "Viewing a List of Logical Drives" on page 96 2. Click the Logical Drive icon. • "Viewing Logical Drive Information"...
  • Page 103 DS300f G2 Series User Manual IewInG oGIcal rIve tatIStIcS 4. Choose an option: • All – All errors. The default choice. • Read Check – Read errors for this logical drive. To view logical drive statistics: • Write Check – Write errors for this logical drive. 1. Click the Storage tab. • Inconsistent Block – Inconsistent blocks for this logical drive. Mirror data for RAID Levels 1, 1E 2. Click the Logical Drive icon. • and 10 or Parity data for RAID Levels 3, 5, 6, 30, 50, and 60. Identified by the Redundancy Check. The list of logical drives appears. The Check Table lists: • Entry Number – A number assigned to each block of entry.
  • Page 104 DS300f G2 Series User Manual akInG oGIcal rIve ettInGS 9. For each of the following items, accept the default or change the settings as required: • Choose a Stripe size. 64 KB, 128 KB, 256 KB, 512 KB, and 1 MB are available. To make logical drive settings: • Choose a Sector size. 1. Click the Storage tab. 512 B, 1 KB, 2 KB, and 4 KB are available. 2. Click the Logical Drive icon. • Choose a Read (cache) Policy. Read Cache, Read Ahead, and No Cache are available. The list of logical drives appears. • Choose a Write (cache) Policy.
  • Page 105 DS300f G2 Series User Manual 3. Click the logical drive you want, then click the Locate button. 2. Click the Background Activities icon. The drive carrier status LEDs of the disk carriers making up the logical drive flash for one minute. The list of background activities appears. 3. Mouse-over Initialization and click the Stop , Pause , or Resume button. Figure 4 - 7: Drive carrier status LED eDunDancy heck on a oGIcal...
  • Page 106 DS300f G2 Series User Manual ’ raID l IGratInG a oGIcal rIve evel Note When you add physical drives to a RAID 10 array, it becomes a RAID 1E array by default. The term “Migration” means either or both of the following: If you are adding an even number of physical drives to a RAID 10 array and you want the target array to be RAID 10, you must specify RAID 10 under RAID level. • Change the RAID level of a logical drive. • Expand the storage capacity of a logical drive.
  • Page 107: Managing Spare Drives

    DS300f G2 Series User Manual anaGInG pare rIves 6. Click the Start button to begin the cloning process. The cloning progress bar displays. Spare drive management includes: Note the Target Logical Drive ID. Use this number to identify the LUN clone in the Logical Drive list. • "Viewing a List of Spare Drives"...
  • Page 108: D Rive I Nformation

    DS300f G2 Series User Manual IewInG Pare rIve nformatIon 4. For each of the following items, accept the default or change the settings as required: • Check the Revertible box if you want a revertible spare drive. A revertible spare drive returns to its spare drive assignment after you replace the failed physical drive To view spare drive information: in the disk array and run the Transition function. 1. Click the Storage tab. • Global – Can be used by any disk array 2. Click the Spare Drive icon. • Dedicated to newly created disk array – The disk array you are now creating. 5. In the Select Physical Drives diagram, click a drive to choose it for your spare. The list of spare drives appears.
  • Page 109: Running Spare Check

    DS300f G2 Series User Manual ocatInG a Pare rIve unnInG a ranSItIon on a Pare rIve Spare drives are located in the same way as individual physical drives. Transition is the process of replacing a revertible spare drive that is currently part of a disk array with an To locate a spare drive: unconfigured physical drive or a non-revertible spare. You must specify an unconfigured physical drive of the 1.
  • Page 110: Managing Initiators

    IewInG a ISt of nItIatorS This action requires Administrator or Super User privileges. To add a Fibre Channel initiator to the list: The ASUS DS300f G2’s initiator list displays initiators available for mapping to a LUN or logical drive. You must 1. Click the Device tab. add initiators to the ASUS DS300f G2’s initiator list to make them available for mapping to a LUN. 2. Click the Fibre Channel Management icon. To view a list of initiators: 3.
  • Page 111: Nitiator

    • "Editing a LUN Map" on page 106 An iSCSI initiator name is the iSCSI name of the initiator device, composed of a single text string. • "Enabling and Disabling LUN Masking" on page <OV> lun m Example: iqn.1991-05.com.microsoft:ASUS Storage-29353b7. IewInG a ISt of Obtain the initiator name from the initiator utility on your host system. To view a list of LUN maps: Note that the initiator name you input must match exactly in order for the connection to work.
  • Page 112 DS300f G2 Series User Manual lun m DDInG a 8. Click the Next button. The final LUN Mapping screen appears showing the initiator or port and LUN map. For FC systems or iSCSI systems, you can set up an Initiator LUN map. 9. Click the Submit button. A maximum of 256 logical drives can be mapped to an FC initiator or an iSCSI initiator. To assign a LUN to an initiator, add the initiator first. See "Adding an FC Initiator" on page 104 or "Adding an The new LUN map is created.
  • Page 113: Managing Fibre Channel Connections

    DS300f G2 Series User Manual lun m anaGInG Ibre hannel onneCtIons eletInG a Deleting a LUN map prevents the initiator from accessing the LUN while LUN masking is enabled. Fibre Channel management includes: To delete a LUN map: • "Viewing FC Node Information" on page 107 1.
  • Page 114: Fc Port

    Also see "Viewing a List of Initiators" on page 104. Enter 255 to disable Hard ALPA. 6. Click the Save button. etting nforMAtion The table below shows the type of attached topology you achieve based on your connection type and the configured topology you select. Example 1: If you connect the ASUS DS300f G2 to an FC switch and choose NL-Port topology, you create a Public Loop attached topology. Example 2: If you have a Point-to-Point attached topology, you made a direct connection (no FC switch) and selected N-port topology.
  • Page 115: Managing Iscsi Connections

    IewInG a ISt of oGGeD evIceS anaGInG I onneCtIons Logged-in devices refers to all Fibre Channel devices currently logged into the ASUS DS300f G2. The device list iSCSI management includes: includes: • "Viewing a List of iSCSI Targets" on page 110 • FC ports • "Viewing iSCSI Target Information" on page 110 • FC switches, if attached • "Making iSCSI Target Settings" on page 111 • FC initiators...
  • Page 116: Viewing A List Of Iscsi Targets

    ISt of I arGetS IewInG I arGet nformatIon A target is a logical device on the ASUS DS300f G2 subsystem. The default target exposes all logical drives and To view information about a target: is associated with all portals on the subsystem. 1. Click the Device tab. To view a list of iSCSI targets: 2. Click the iSCSI Management icon.
  • Page 117: Making Iscsi Target Settings

    DDInG I ortalS • Trunk ID – Trunk ID, 1 to 8. Refers to portals associated with a trunk (link aggregation). N/A means this portal is not associated with a trunk. ASUS DS300f G2 supports up to 32 iSCSI portals. Each iSCSI portal can belong to a different VLAN for a • VLAN Tag – VLAN Tag, 1 to 4094. Refers to portals associated with a Virtual Local Area Network (VLAN). N/A means this portal is not associated with a VLAN. maximum of 32 VLANs. If you plan to associate the new portal with a trunk, create the trunk first. See “Adding iSCSI Trunks” on page 113.
  • Page 118: Making Iscsi Portal Settings

    IewInG a ISt of I ortS • Type the gateway IP address of the portal in the field provided. • From the IP Type drop-down menu, choose IPv4 or IPv6. DHCP is currently supported only for IPv4. An iSCSI port is the physical iSCSI connection on the ASUS DS300f G2. There are four iSCSI ports on each RAID 6. Click the Submit button. controller for a total of eight per subsystem. The new portal is added to the list. To view a list of ports: To assign a portal to a target, see "Assigning a Portal to an iSCSI Target"...
  • Page 119: Making Iscsi Port Settings

    ScSI t DDInG I runkS ScSI P akInG I ettInGS Ports must be enabled to add them to a trunk. ASUS DS300f G2 supports a maximum of eight trunks. To make iSCSI port settings: You cannot use an iSCSI port that has portals configured to it. See "Viewing a List of iSCSI Portals" and "Deleting 1. Click the Device tab. iSCSI Portals." 2. Click the iSCSI Management icon.
  • Page 120: Making Iscsi Trunk Settings

    DS300f G2 Series User Manual ScSI S IewInG a ISt of I eSSIonS 6. Click the Submit button. The new trunk is added to the list. To view a list of iSCSI sessions: Specify the trunk when your create a portal. See "Adding iSCSI Portals" 1.
  • Page 121: Deleting An Iscsi Session

    DS300f G2 Series User Manual ScSI SnS I IewInG I nformatIon Information includes: • Session ID – ID number of the session • Portal ID – ID number of the portal To view information about iSNS: • Status – Active or inactive • Keep Alive – Enabled or disabled 1. Click the Device tab. • Target Alias • Target Name – iSCSI qualified name (iqn) 2. Click the iSCSI Management icon. • Initiator Name – iSCSI qualified name (iqn) • Initiator IP – IP address of the initiator 3.
  • Page 122: Viewing A List Of Iscsi Chaps

    DS300f G2 Series User Manual ScSI chaP ScSI chaP S IewInG a ISt of I akInG I ettInGS To view a list of iSCSI CHAPs: When you change CHAP settings, you must change the secret. You cannot change the type (peer or local). 1. Click the Device tab. To make iSCSI CHAP settings: 2. Click the iSCSI Management icon. 1.
  • Page 123 3. Click the Ping tab. 4. Type the IP address of the host or server into the IP Address field. 5. Choose the port Type from the drop-down menu. • iSCSI means an iSCSI port • Mgmt means the ASUS DS300f G2’s virtual management port 6. If you chose iSCSI port, choose the RAID controller and port number from the drop-down menus. 7. Type the number of packets you want to send in the Number of Packets to Ping field. Four packets are commonly used for a ping.
  • Page 124 • "Working with LUN Mapping (CLU)" on page 156 • "Managing UPS Units (CLU)" on page 159 • "Managing Users (CLU)" on page 160 For information about the ASUS DS300f G2 audible alarm and LEDs, see "Chapter 8: Troubleshooting" on page <?>.
  • Page 125: I Nitial C Onnection

    ASUS ASUS DS300f G2 controller. Figure 5 - 2: Management port on the RAID controller Before you begin, be sure the RJ-11-to-DB9 serial data cable is connected between the Host PC and ASUS DS300f G2, and that both machines are booted and running.
  • Page 126 2. Type ssh administrator@10.0.0.1 and press Enter. The IP address above is only an example. Use the Management port IP address of your ASUS DS300f G2. The SSH default port number is 22. 3. Press Enter once to launch the CLI.
  • Page 127 – Set IP addresses for Virtual and Maintenance Mode Ports, gateway, and DNS server; Network Management When you shut down or restart the ASUS DS300f G2 subsystem, you are automatically logged out of the CLI. subnet mask. To manually log out of the CLI (no shut down or restart): Fibre Channel Management –...
  • Page 128: Managing The Subsystem (clu)

    DS300f G2 Series User Manual (Clu) (clu) anaGInG the ubsysteM unnInG eDIa atrol Media Patrol is a routine maintenance procedure that checks the magnetic media on each disk drive. Media Subsystem Management includes the following functions: Patrol checks all physical drives assigned to disk arrays and spare drives. It does not check unconfigured drives. • "Making Subsystem Settings (CLU)" on page 122 To start, stop, pause or resume Media Patrol: • "Locking or Unlocking the Subsystem (CLU)"...
  • Page 129 3. Highlight the System Date or System Time setting. 4. Press the backspace key to erase the current value. The ASUS DS300f G2 subsystem automatically synchronizes with a NTP server every night and a startup. You 5. Type in a new value.
  • Page 130: Managing The Raid Controllers (clu)

    DS300f G2 Series User Manual raId C (Clu) (clu) anaGInG the ontrollers learInG an rPhan atermark This condition is the result of a disk drive failure during an NVRAM RAID level migration on a disk array. RAID controller management includes the following functions: To clear an orphan watermark: • "Viewing Controller Information (CLU)"...
  • Page 131 For more information, see "Host Cache Flushing" on page <?>. The controller LEDs blink for one minute. • Highlight Forced Read Ahead Cache and press the spacebar to toggle between Enabled and Disabled . For more information, see "Forced Read-Ahead Cache" on page <?>. Figure 5 - 4: ASUS DS300f G2 RAID controller LEDs • Highlight HDD Power Saving and the spacebar to choose a time period. After an HDD has been idle for a set period of time: Power Saving Idle Time – Parks the read/write heads Power Saving Standby Time – Lowers disk rotation speed Power Saving Stopped Time – Spins down the disk (stops rotation)
  • Page 132: Managing The Enclosure (clu)

    DS300f G2 Series User Manual (Clu) (clu) anaGInG the nClosure IewInG ncloSure nformatIon To view enclosure information: Enclosure Management includes the following functions: 1. From the Main Menu, highlight Subsystem Management and press Enter . • "Viewing the Enclosures Summary (CLU)" on page 126 2.
  • Page 133 For contact information, see "Contacting Technical Support" on page <?>. The screen displays the status and speed of ASUS DS300f G2’s cooling units, which are the power supply fans. If fan speed is below the Healthy Threshold, there is a malfunction.
  • Page 134 Wr ite Back. See "Making Controller Settings (CLU)" on page 124. This feature helps you identify the physical ASUS DS300f G2 enclosure you are working with through the CLU. If a battery reaches the threshold temperature while charging or discharging, the charge or discharge pauses 1.
  • Page 135 This feature displays the connection topology of the ASUS DS300f G2 subsystem. Topology refers to the manner Physical Drive Management includes the following functions: in which the data paths among the enclosures are connected. There are three methods: • "Viewing a List of Physical Drives (CLU)"...
  • Page 136 DS300f G2 Series User Manual • Highlight DMA Mode and press the spacebar to toggle through UDMA 0 to 6 and MDMA 0 to 2. (clu) IewInG hySIcal rIve tatIStIcS For SAS drives: • Highlight Write Cache and press the spacebar to toggle between Enabled and Disabled . To view the statistics for the selected physical drive: • Highlight Read Look Ahead Cache and press the spacebar to toggle between Enabled and Disabled . 1.
  • Page 137 If the physical drive with a PFA error is a spare, you must delete the drive as a spare, then Clear PFA is This feature helps you identify a physical drive within the ASUS DS300f G2 enclosure you are working with available.
  • Page 138: Managing Disk Arrays (clu)

    DS300f G2 Series User Manual (Clu) anaGInG rrays “Creating a Disk Array – Advanced” – a (clu) reatInG a rray utomatIc Disk Array Management includes the following functions: • Viewing a List of Disk Arrays (page 132) To create a disk array using the Automatic feature: • Creating a Disk Array (page 132) 1.
  • Page 139 DS300f G2 Series User Manual • File Server Step 1 – Disk Array Creation • Video Stream 1. If you want to specify an alias to the disk array, highlight Alias and type a name. • Transaction Data • Transaction Log Maximum of 32 characters.
  • Page 140 DS300f G2 Series User Manual Step 3 – Summary 4. Press Control-A to save your settings. Review logical drives you are about to create for your new array. Then do one of the following actions: Notes • If you agree with the logical drives as specified, highlight Complete Disk Array Creation and press Enter . You can also enable or disable Media Patrol for the entire RAID system.
  • Page 141 DS300f G2 Series User Manual (clu) (clu) ccePtInG an ncomPlete rray reParInG the rray for ranSPort This condition is the result of a missing physical drive. See “Incomplete Array” on page 215 before you use this To run the Transport function on a disk array: function.
  • Page 142 DS300f G2 Series User Manual (clu) unnInG on a rray 4. Highlight Transition and press Enter . Default source and target drives are shown with possible alternative choices. Predictive Data Migration (PDM) migrates data from the suspect physical drive to a spare drive before the 5.
  • Page 143: Managing Spare Drives (clu)

    DS300f G2 Series User Manual (Clu) anaGInG pare rIves type a new number. 4. Highlight R evertible and press the spacebar to toggle between Yes and No . Spare Drive Management includes the following functions: A revertible drive can be returned to spare status after you replace the failed drive in a disk array. See • "Viewing a list of Spare Drives (CLU)"...
  • Page 144: Managing Logical Drives (clu)

    DS300f G2 Series User Manual (Clu) (clu) unnInG Pare heck anaGInG oGICal rIves To run Spare Check: Logical drive management includes: 1. From the Main Menu, highlight Spare Drive Management and press Enter . • "Creating a Logical Drive (CLU)" on page 138 A list of the current spare drives appears.
  • Page 145 DS300f G2 Series User Manual (clu) IewInG oGIcal rIve nformatIon Highlight the following parameters and press the spacebar to toggle though the available choices: • Stripe size – Press the spacebar to choose: 64 KB, 128 KB, 256 KB, 512 KB, or 1 MB. • Sector size – Press the spacebar to choose: 512 B; 1 KB, 2 KB, or 4 KB. To view logical drive information: • Write Policy – Press spacebar to choose: Write Back or Write Through. 1. From the Main Menu, highlight Logical Drive Management and press Enter . • Read Policy – Press spacebar to choose: No Cache, Read Cache, or Read Ahead Cache.
  • Page 146 DS300f G2 Series User Manual (clu) akInG oGIcal rIve ettInGS new value. 5. Highlight Start and press Enter . To make Logical Drive settings: If necessary, you can pause and resume or stop and restart the Initialization. You cannot access the 1.
  • Page 147 DS300f G2 Series User Manual 3. Highlight Locate Logical Drive and press Enter . 10. Highlight Save Logical Drive and press Enter . The drive carrier status LEDs flash for one minute. The screen returns to Disk Array Migration Logical Drives. Figure 5 - 6: Drive carrier status LED At this point, if you have other logical drives in the same disk array, you can choose them for migration at the same time.
  • Page 148: Managing The Network Connection (clu)

    After the LUN clone is created, you can manage it like any other logical drive. See Making Spare Drive Settings (CLU), Locating a Logical Drive (CLU), and Deleting a Logical Drive (CLU). The ASUS DS300f G2 subsystem has a virtual management port, enabling you to log into a ASUS DS300f G2 with dual controllers using one IP address.
  • Page 149: Managing Fibre Channel Connections (clu)

    5. Highlight each of the following and press the backspace key to erase the current value, then type the new value. • IP Address The Fibre Channel Management option appears only with ASUS DS300f G2 Fibre Channel models. Fibre Channel • Subnet Mask • Default Gateway IP Address Management includes the following functions: • DNS Server IP Address...
  • Page 150 Example 1: If you connect the ASUS DS300f G2 to a Fibre Channel switch and choose NL-Port topology, you create a Public Loop attached topology. To view a list of logged-in devices: Example 2: If you have a Point to Point attached topology, you made a direct connection (no switch) and chose 1.
  • Page 151 • FramesSent – Number of frames sent since last reset. • FramesReceived – Number of frames received since last reset. LUN Mapping must be enabled in order for ASUS DS300f G2 to recognize a Fibre Channel. See "Enabling LUN • WordsSent – Number of words sent since last reset.
  • Page 152: Managing Iscsi Connections (clu)

    ISt of I arGetS A target is a logical drive on the ASUS DS300f G2 subsystem. • "Viewing iSCSI Target Information (CLU)" on page 147 The default target exposes all logical drives and is associated with all portals on the subsystem.
  • Page 153 DS300f G2 Series User Manual ScSI t (clu) ScSI t (clu) IewInG I arGet nformatIon akInG I arGet ettInGS To view information for an iSCSI target: To make target settings: 1. From the Main Menu, highlight iSCSI Managemen t and press Enter . 1.
  • Page 154 I ettInGS An iSCSI port is the physical iSCSI connection on the ASUS DS300f G2. There are four iSCSI ports on each RAID To make port settings: controller for a total of eight per subsystem. 1. From the Main Menu, highlight iSCSI Management and press Enter .
  • Page 155 DDInG I ortalS The portal information screen displays. ASUS DS300f G2 supports up to 32 iSCSI portals. Each iSCSI portal can belong to a different VLAN for a 4. Highlight iSCSI Portal Settings and press Enter . maximum of 32 VLANs.
  • Page 156 DS300f G2 Series User Manual • VlanTag – VLAN tag number (1 to 4094) for portals associated with a VLAN ScSI S (clu) IewInG a ISt of I eSSIonS • TrunkId – Trunk ID number (1 to 8) for portals associated with a trunk. 6. Highlight Save Settings and press Enter . To view a list of iSCSI sessions: 7. Press Y to acknowledge possible interruption of iSCSI services. 1.
  • Page 157 DS300f G2 Series User Manual ScSI S (clu) ScSI SnS I (clu) IewInG I eSSIon nformatIon IewInG I nformatIon To view a list of iSCSI sessions: Internet Storage Name Service (iSNS) is a protocol used to facilitate the automated discovery, management, 1.
  • Page 158: A Scsi Chap (clu)

    7. Highlight Retype Secret and type the secret again to verify. 8. Highlight Save CHAP Record and press Enter . This function enables you to ping other network nodes through any one of the ASUS DS300f G2’s iSCSI ports. To ping a host or server on the network: The new CHAP is added to the list.
  • Page 159 5. Highlight Save Settings and press Enter . ScSI t (clu) Ports must be enabled to add them to a trunk. See "Making iSCSI Port Settings (CLU)" on page 148. ASUS eletInG I runkS DS300f G2 supports a maximum of eight trunks.
  • Page 160: Managing Background Activity (clu)

    Background activity refers to any of several functions that take place in the background while normal operation 2. Highlight Background Activity Settings and press Enter . of the ASUS DS300f G2 continues. 3. Highlight following and press the spacebar to toggle between Enabled and Disabled .
  • Page 161: Working With The Event Viewer (clu)

    DS300f G2 Series User Manual (Clu) (clu) orkInG wIth the vent Iewer learInG untIme ventS To clear the Runtime Event log: Working with the Event Viewer includes the following functions: 1. From the Main Menu, highlight Event Viewer and press Enter . • "Viewing Runtime Events (CLU)"...
  • Page 162: Working With Lun Mapping (clu)

    • "Deleting a LUN Map (CLU)" on page 158 • "Changing the Active LUN Mapping Type (CLU)" on page 158 You must add an initiator to the ASUS DS300f G2’s initiator list in order to use the initiator to create a LUN. lun m (clu) To add an initiator to the ASUS DS300f G2’s list:...
  • Page 163 DS300f G2 Series User Manual (clu) eletInG an nItIator 1. From the Main Menu, highlight Additional Info and Management and press Enter . 2. Highlight LUN Mapping and press Enter . Caution 3. Do the following actions: If you delete an initiator, you delete the LUN map associated with that initiator. • Highlight LUN Mapping: Initiators and press Enter . Then highlight an initiator and press Enter .
  • Page 164 DS300f G2 Series User Manual scsi i APPing A to An i nitiAtor or Arget To delete a LUN map: To map a LUN to an iSCSI initiator or target: 1. From the Main Menu, highlight Additional Info and Management and press Enter . 1.
  • Page 165: Managing Ups Units (clu)

    These settings control how the ASUS DS300f G2 subsystem detects the UPS unit and responds to data reported Uninterruptible Power Supply (UPS) Management includes the following functions: by the UPS unit. • "Viewing a List of UPS Units (CLU)" on page 159 To make UPS settings: • "Making UPS Settings (CLU)"...
  • Page 166: Managing Users (clu)

    DS300f G2 Series User Manual (Clu) uPS I (clu) IewInG nformatIon anaGInG sers To view information about a specific UPS unit: User Management includes the following functions: 1. From the Main Menu, highlight Additional Info and Management and press Enter . • "Viewing User Information (CLU)" on page 160 2.
  • Page 167 DS300f G2 Series User Manual Important 5. Highlight Privilege and press the space bar to toggle though the options. If a user is logged-in when his account is disabled, the user is immediately logged-out. See the Table on the next page. 6.
  • Page 168 DS300f G2 Series User Manual (clu) hanGInG aSSworD Each user can change their own password. To change your password: 1. From the Main Menu, highlight Additional Info and Management and press Enter . 2. Highlight User Management and press Enter . 3.
  • Page 169: Working With Software Management (clu)

    DS300f G2 Series User Manual (Clu) orkInG wIth oftware anaGeMent To start, stop or restart the Email service, highlight Start , Stop or Restart and press Enter . SlP S (clu) akInG ettInGS Software Management includes the following functions: • "Making Email Settings (CLU)" on page 163 By default, SLP service is set to Automatic and its normal status is Started.
  • Page 170 DS300f G2 Series User Manual (clu) SnmP S (clu) akInG elnet ettInGS akInG ettInGS By default, Telnet service is set to Manual and its normal status is Stopped. By default, Simple Network Management Protocol (SNMP) service is set to Automatic and its normal status is To make Telnet service settings: Started.
  • Page 171 8. Press Control-A to save the Trap Sink. Event Severity Levels ASUS DS300f G2’s Netsend service sends ASUS DS300f G2 subsystem events in the form of text messages to your Host PC and other networked PCs. Level Description Fatal Non-recoverable error or failure has occurred.
  • Page 172: Flashing Through Tftp

    1. From the Main Menu, highlight Additional Info and Management and press Enter . If the Running and Flashed Images do not match, the ASUS DS300f G2 has not restarted since the 2. Highlight Software Management and press Enter .
  • Page 173: Clearing Statistics (clu)

    This function restores the factory default settings to the firmware and software items you select. drives, and logical drives. To clear statistics: Caution Restoring default settings can disrupt your ASUS DS300f G2 functions. Use this fea- 1. From the Main Menu, highlight Additional Info and Management and press Enter . ture only when necessary.
  • Page 174: Shutting Down The Subsystem (clu)

    G2 – SSh c huttInG Down the onnectIon This function shuts down the ASUS DS300f G2 subsystem on a SSH connection. Additional action is required, There are two methods for shutting down the subsystem. Choose one of the following procedures: as described below.
  • Page 175: Starting Up After Shutdown

    There are two methods for shutting down the subsystem. Choose one of the following procedures: 7. The subsystem will then turn off the system power one after another. • "Starting up the ASUS DS300f G2 – Telnet Connection" on page 169 • "Starting up the ASUS DS300f G2 – SSH Connection" on page 169 • "Starting up the ASUS DS300f G2 –...
  • Page 176: Restarting The Subsystem

    There are two methods for restarting the subsystem. Choose one of the following procedures: If you have a JBOD Expansion, always power on the JBOD subsystems first. Then power on the RAID subsystem. • "Restarting ASUS DS300f G2 – Telnet Connection" on page 170 To start the RAID subsystem: • "Restarting ASUS DS300f G2 – SSH Connection" on page 171 1.
  • Page 177: Buzzer

    2. Highlight Shutdown or Restart and press Enter . 3. Highlight Option and press the spacebar to display Restart . The buzzer sounds to inform you that the ASUS DS300f G2 needs attention. See "ASUS DS300f G2 is Beeping" 4. Highlight Submit and press Enter .
  • Page 178 IrMware This chapter covers the following topics: This procedure applies to ASUS DS300f G2 RAID subsystems and ASUS DS300f G2 JBOD expansion units • "Updating the Subsystem Firmware" on page 172 managed by a ASUS DS300f G2 RAID subsystem. There are two methods: • "Updating Physical Drive Firmware"...
  • Page 179 Do NOT power off the RAID subsystem during the update! 3. In your browser, click Logout in the ASUS Storage Management Header, then log in again. Do NOT move to any other screen until the firmware update operation is completed! If you cannot log in immediately, wait 30 seconds and try again.
  • Page 180 Important Verify that no background activities are running on the RAID subsystem. After you remove the USB flash device from the RAID controller, the RAID subsystem and any JBOD expansion units automatically restart. That action temporarily disrupts I/O operations and drops your ASUS Storage Management or CLU connection. To update the subsystem firmware using ASUS DS300f G2’s USB Support feature: To reestablish your ASUS Storage Management connection: 1.
  • Page 181 IrMware Ailed PdAte If the firmware update fails, the controller status LED displays red. See ASUS DS300f G2 controller LEDs, ASUS This feature applies only to ASUS Storage-supported physical drives. For a list of supported drives, go to ASUS DS300f G2 controller LEDs Storage support: http://www.ASUS Storage.com/support/. 1. Remove the USB flash device. If you have physical drives in your RAID system that are not ASUS Storage-supported, follow the firmware 2.
  • Page 182 When the controller shuts down, your ASUS Storage Management connection is lost. 7. Wait no less than two minutes. 8. In your browser, click Logout in the ASUS Storage Management Header, then log in again. If you cannot log in immediately, wait 30 seconds and try again.
  • Page 183 4. Switch on the power supply. To remove the power supply: 5. Verify that the new power supply LED is green. See Power supply for ASUS DS300f G2 1. Verify that the PSU status LED is amber or red. Figure 6 - 3: Insert fresh PSU 2.
  • Page 184 A failed Cooling Unit on the ASUS DS300f G2 or DS300j G2 can be hot swapped if the other cooling unit is functioning properly (indicated by a green Fan Status LED). Follow the instructions below to replace a problem Cooling Unit.
  • Page 185: Replacing A Cooling Unit"

    DS300f G2 Series User Manual Figure 6 - 6: Number 2 Cooling Unit with Cache Backup Battery (BBU) LED indicating battery failure eplaCInG a aChe aCkup attery The cache backup battery, also called a Battery Backup Unit (BBU) powers the cache to preserve data that has not been written the physical drives.
  • Page 186: R Eplacing A C Ache B Ackup B Attery

    Important Do not replace the RAID controller based on LED colors alone. Only replace the RAID controller when directed to do so by ASUS Storage Technical Support. The firmware version and amount of SDRAM must be the same on the replacement RAID controller and the other RAID controller in the subsystem. To obtain firmware and SDRAM information for an installed RAID controller, in ASUS Storage Management, click the Administration button then click the Image Version icon.
  • Page 187 Caution • iSCSI cables • Serial cable The RAID controller is NOT hot-swappable if your ASUS DS300f G2 has only one con- • SAS expansion cables • UPS control cable troller. Power-down the ASUS DS300f G2 before removing it.
  • Page 188 3. Reconnect all cables that were attached to the RAID controller. • Fibre Channel cables • Management port cables • iSCSI cables • Serial cable • SAS expansion cables • UPS control cable 4. Press the power power. The ASUS DS300f G2 restarts. 5. Log into the ASUS DS300f G2.
  • Page 189: Disk Array"

    DS300f G2 Series User Manual 7: t hapter eChnoloGy aCkGround rrays This chapter covers the following topics: Disk array technology includes: • "Disk Arrays" on page 183 • "Media Patrol" on page 183 • "Logical Drives" on page 184 eDIa atrol • "Spare Drives"...
  • Page 190 DS300f G2 Series User Manual oGICal rIves Predictive Data Migration (PDM) is the migration of data from the suspect phyical drive to a spare drive, similar Logical drive technology includes: to rebuilding a logical drive. But unlike Rebuilding, PDM constantly monitors your physical drives and automatically • "RAID Levels"...
  • Page 191: Tripe

    DS300f G2 Series User Manual Advantages Disadvantages RAID 0 logical drives on ASUS DS300f G2 consist of one or more physical drives. Advantages Disadvantages • Simplest RAID storage subsystem design • Very high disk overhead – uses only 50% • Implements a striped disk array, the • Not a true RAID because it is not fault-tolerant • Can increase read performance by of total capacity data is broken down into blocks and • The failure of just one drive results in all data in an processing data requests in parallel since each block is written to a separate disk...
  • Page 192 I/O. Heavy I/O loads with a large number of writes tends to work the parity drive harder in proportion to the other • File and Application servers drives in the logical drive. ASUS Storage implements RAID 3 with block-level striping, rather than byte-level striping. • WWW, E-mail, and News servers...
  • Page 193 Axle ASUS Storage implements RAID 10 by creating a data stripe over one pair of disk drives, then mirroring the 4,5,5 stripe over a second pair of disk drives. Some applications refer to this method as RAID 0+1...
  • Page 194 DS300f G2 Series User Manual Advantages Disadvantages the RAID 50 logical drive going offline. • High Read data transaction rate • Higher disk overhead than RAID 5 Component Minimum Maximum • Medium Write data transaction rate Number of Axles • Good aggregate transfer rate Physical Drives per Axle • High reliability Physical Drives per Logical Drive • Supports large volume sizes rAid 50 A xles Recommended Applications for RAID 50: When you create a RAID 50, you must specify the number of axles. An axle refers to a single RAID 5 logical • File and Application servers drive that is striped with other RAID 5 logical drives to make RAID 50.
  • Page 195 DS300f G2 Series User Manual RAID 60 Logical Drive On ASUS DS300f G2, RAID level migration is performed on the disk array but it applies to the logical drives. No. of Migration does not disturb your data. You can access the data while the migration is in progress. When migration No.
  • Page 196 DS300f G2 Series User Manual RAID 5 3 physical drives minimum, 32 maximum. RAID 10 4 physical drives minimum. RAID 0 must have less than 16 physical drives. Even number of physical drives. If existing physical drives have no unused space, add 1 or more physical If existing physical drives have no unused space, add 1 or more physical drives. drives. RAID 50 6 physical drives minimum, 32 per axle maximum. RAID 6 4 physical drives minimum, 32 maximum. If existing physical drives have no unused space, add 1 or more physical drives. rAid 3 RAID 10 4 physical drives minimum. Even number of physical drives. A RAID 3 Source logical drive can migrate to the following Target logical drives: If existing physical drives have no unused space, add 1 or more physical drives.
  • Page 197 DS300f G2 Series User Manual RAID 60 8 physical drives minimum, 32 per axle maximum. RAID 3, 5 32 physical drives maximum. If existing physical drives have no unused space, add 1 or more physical RAID 30 must have less than 32 physical drives. drives. RAID 6 32 physical drives maximum. RAID 30 must have less than 32 physical drives. If existing physical drives have no unused space, add 1 or more physical drives. RAID 10 Even number of physical drives. rAid 6 RAID 30 Add physical drives. 32 per axle maximum. RAID 50 6 physical drives minimum, 32 per axle maximum. A RAID 6 Source logical drive can migrate to the following Target logical drives: If existing physical drives have no unused space, add 1 or Target Requirements...
  • Page 198 Use the same method of partitioning and formatting on an logical drive as you would any the most common sector size, and the default in ASUS Storage Management. other fixed disk. Depending on the operating system you use, there may or may not be various capacity limitations applicable...
  • Page 199: D Efinition

    • A physical drive assigned to your disk array fails and the array goes critical or degraded. • Global – Can be used by any disk array • ASUS DS300f G2 automatically rebuilds your array to the revertible spare drive and the array becomes • Dedicated – Can be used only by the assigned disk array functional again.
  • Page 200: Raid C Ontrollers

    If you wanted to use the drive in slot 5 as a member of the disk array, rather than the drive in slot 3, you would run the Transition function manually. ASUS DS300f G2 supports Asymmetric Logical Unit Access (ALUA) on Linux OSes. ALUA is a multhipathing When the Manual Transition is finished, physical drives 1, 2, 4, and 5 belong to the disk array and physical drive tool.
  • Page 201: Power

    As it is used with ASUS DS300f G2, the term cache refers to any of several kinds of high-speed, volatile memory video playback. Not normally enabled for non-video applications.
  • Page 202 • Reduce disk rotation speed – Referred to as Power Saving Standby Time on ASUS DS300f G2. • Spin down the disk (stop rotation) – Referred to as Power Saving Stopped Time on ASUS DS300f G2. Power management must be: • Set on the RAID controller.
  • Page 203: I Scsi M Anagement

    ASUS DS300f G2 supports up to 32 iSCSI portals. Each iSCSI portal can belong to a different VLAN for a iSCSI management uses the following terms: maximum of 32 VLANs. • "iSCSI on a VLAN" on page 197 To set up the ASUS DS300f G2 subsystem for a VLAN: • "Initiator"...
  • Page 204: I Nitiator

    The iSCSI HBA is a 1-gigabit or 10 gigabit Ethernet network Interface card (NIC) that plugs into a PCI-Express IP address and a TCP port number to identify an IP storage resource. ASUS DS300f G2 supports up to 32 iSCSI slot.
  • Page 205: Chap

    RAID controller for a total of eight on a system with dual controllers. When you create a portal, configuration of iSCSI devices on a TCP/IP network. iSNS service runs on an iSNS server on your network. you specify one port. You can enable iSNS on the ASUS DS300f G2 and specify the IP address and port number of the iSNS server. There are two options for each iSCSI port: chaP • Jumbo Frame –...
  • Page 206 DS300f G2 Series User Manual nternet rotoCols ASUS DS300f G2 supports the IPv4 and IPv6 protocols. Protocol Addresses Example IPv4 32-bits 4.3 x 109 10.0.0.1 2001:0000:0000:0000:0000:0000:e2a8:4337 IPv6 128-bits 3.4 x 1038 Abbreviated 2001:0:0:0:0:0:e2a8:4337...
  • Page 207: Asu Ds300f G2 I Beeping

    • LEDs Display Amber or Red (page 202) The audible alarm sounds at other times to inform you that the ASUS DS300f G2 needs attention. But the alarm • CLU Reports a Problem (page 206) does not specify the condition. • ASUS Storage Management Reports a Problem (page 208) When the alarm sounds: • USB Support Reports a Problem (page 209) • Check the front and back of ASUS DS300f G2 enclosure for red or amber LEDs.
  • Page 208: Drive Carrier Led

    DS300f G2 Series User Manual Figure 8 - 1: Front panel LEDs right side Isplay Mber or Power LEDs are used on ASUS DS300f G2’s: • Front Panel LEDs (page 202) Global Enclosure Status • Drive Carrier LEDs (page 203) • Back Panel LEDs (page 203)
  • Page 209 DS300f G2 Series User Manual rIve arrIer anel The ASUS DS300f G2 spins up the disk drives sequentially to equalize power draw during start-up. After a few These LEDs give the status of the field replaceable units: moments: • RAID controller • The Power/Activity LED displays blue when a physical drive is present. • Power supply • The Drive Status LED displays green when the physical drive is configured as a member of a disk array or • BBU (located on each Cooling Unit) as a spare. When the physical drive is unconfigured, the LED is dark. • Cooling Unit See the diagram and table on the next page. These LEDs will light green to indicate normal operation. A red or amber LED indicates a problem or unit failure. Figure 8 - 3: Power supply, BBU and Fan status LEDs...
  • Page 210 DS300f G2 Series User Manual Figure 8 - 4: ASUS DS300f G2 controller LEDs led b ontroller ehAvior When boot-up is finished and the ASUS DS300f G2 subsystem is functioning normally, the Controller status LED displays green continuously; the Management port LEDs display green or flash depending on your network connection; the FC, iSCSI, and SAS Expansion LEDs display green or flash during port activity. Description SAS Expansion Lights green when connected, flashes green when active. Figure 8 - 5: JBOD controller LEDs Controller Status This displays the current operational status of the controller. A steady (unblinking) green light indicates the controller is operational. Dirty Cache Blinks amber if cache is dirty, meaning that the controller memory cache contains data, otherwise this is dark.
  • Page 211 Wake-up failure monitor blinking rapidly Failure to POST flashing POST in progress Failure while functioning Failure while functioning 2 rapid blinks Normal, link up, 2 Gb/s 3 rapid blinks Normal, link up, 4 Gb/s 4 rapid blinks Normal, link up, 8 Gb/s blinking slowly Normal, link down blinking slowly blinking slowly Offoffline for download blinking slowly blinking rapidly Restricted offoffline mode (waiting for restart) blinking slowly flashing Restricted offoffline mode, test active See "Enclosure Problems" on page 209 and "RAID Controller Problems" on page 211 for more information. The Locator feature is triggered from ASUS Storage Management or the CLU. It causes the LEDs to blink on and off for one minute. That action helps you find the physical component.
  • Page 212 DS300f G2 Series User Manual Clu r heckInG omPonent nStallatIon eports a robleM To check a component’s installation, remove the component, then reinstall the component in its original location. The CLU reports information passively, that is you must determine which functions to check based on the sound In most cases, this action fixes a bad connection and allows ASUS DS300f G2 to detect the component. If this of the ASUS DS300f G2’s audible alarm and any amber or red LEDs. SeeASUS DS300f G2 is Beeping5 andLEDs action does not correct the problem, replace the unit. Display Amber or Red7 for more information. On ASUS DS300f G2s with dual controllers, when one controller’s Status LED is amber and the other controller’s Check the event logs first. Then check the reported component. Status LED is flashing red, it means that the controller with the flashing red LED has entered maintenance mode. See "RAID Controller Problems" on page 211. IewInG untIme ventS If the Controller Status LED continues to display amber after startup, contact ASUS Storage Technical Support.
  • Page 213 DS300f G2 Series User Manual nvram e IewInG ventS At this point, you can highlight the Degraded array and press Enter to see more information. See below. Disk Array ID: 1 Physical Capacity: 189.06GB OperationalStatus : Degraded MaxContiguousCapacity: 11.18GB FreeCapacity: 179.68 GB ConfigurableCapacity: 179.68GB This screen displays a list of and information about 63 most important events over multiple subsystem startups. SupportedRAIDLevels: 0 5 10 1E To display NVRAM events: Disk Array Alias : DA1 1. From the Main Menu, highlight Event Viewer and press Enter . MediaPatrol : Enabled : Enabled...
  • Page 214 DS300f G2 Series User Manual asus s toraGe anaGeMent eports a robleM toraGe • Disk Arrays ASUS Storage Management reports these conditions in the header and all four tabs. • Logical Drives eaDer DmInIStratIon The Header displays popup messages, per your configuration. Events icon. Event Severity Levels Level Description Fatal Non-recoverable error or failure has occurred. Critical Action is needed now and the implications of the condition are serious. aShboarD Major Action is needed now. Minor Action is needed but the condition is not a serious at this time.
  • Page 215: E Nclosure P Roblems

    1. Click the name link of the component with the red X icon. LED blinks green in one-second intervals. 2. Wait until the OPAS LED stops blinking green and displays steady green. The Components List of the Device tab displays. 3. Remove the USB flash device. 2. Mouse-over Enclosure with the red X icon and click the View button. 4. Insert the USB flash device into a USB port on your PC. 5. On the USB flash device, open the OPAX_xxxxxx folder to obtain the report and log. The components list expands and shows the power supply fans, which server as the Cooling Unit of the ASUS DS300f G2 enclosure. Note that the fans for power supply 2 (PSU 2) have failed. 3. Click the Back View icon on the Device tab. 4. Click the picture of the enclosure. A popup messages displays the status of each component. When a power supply fan fails, you must replace the power supply. See "Replacing a Power Supply" on page <?> for more information. If the system reports a fan malfunction, contact Technical Support (see page 228) immediately to schedule replacement of the suspect power supply as soon as possible. Running the unit in this condition for more than three weeks may shorten subsystem life and void your warranty.
  • Page 216: Power

    See "Replacing a Power Supply" on page <?> for more information. • Failed Cooling Unit atterIeS To cool down an enclosure: • Correct any problems identified above. The Cooling Units in the ASUS DS300f G2 subsystem use a battery for backup power to protect data in the • Power it down and let it sit for an hour or longer. cache. Should a power failure occur, the battery enables the cache to hold data up to 72 hours. The battery See “Shutting Down the Subsystem” on page 58. recharges during normal subsystem operation.
  • Page 217: Raid C Ontroller P Roblems

    • The RAID controllers match, meaning both are Fibre Channel or both are iSCSI. If you corrected the problem without shutting down the ASUS DS300f G2 subsystem, choose one of the • All SAS expansion cables from the RAID controllers to external JBOD units in good condition and are following methods to take the controller out of maintenance mode: securely connected.
  • Page 218 -a exit Caution The controller reboots. The login screen again appears. If there is unsaved data in the controller’s cache, the dirty cache LED shines amber. 7. Close the Serial connection. During this time, do NOT power down the ASUS DS300f G2. Wait until the LED goes dark. elnet onnection This procedure requires you to know the IP address of the controller.
  • Page 219: P Hysical D Rive P Roblems

    • The operational status of the logical drives becomes Critical or Degraded. • The operational status of the physical drive becomes Dead or Offline. condition remains on the physical drive, clear the error condition. Note 3: Obtain SAS-to-SATA adapters though ASUS Storage Technology, at ASUS Storage Management reports these conditions in the following places: http://www.ASUS Storage.com. • Dashboard tab Note 4: You can set the number of bad blocks tolerated before the controller marks a physical drive as Dead. A yellow ! icon beside the disk arrays, logical drives, and physical drives under System Status.
  • Page 220 If a logical drive based on a non-fault-tolerant disk array, RAID 0, goes offline, all of the data on the logical RAID 0 logical drives go Offline when ONE physical drive is removed or fails. drive is lost. RAID 1, 1E, 3, 5, 10, 30, and 50 logical drives go Offline when TWO physical drives are removed or fail. To recreate your logical drive: RAID 6 and 60 logical drives go Offline when THREE physical drives are removed or fail. 1. Identify the failed physical drive. ASUS Storage Management reports these conditions in the following places: See “Locating a Physical Drive”. • Dashboard tab 2. Replace the failed drive. A red X icon appears beside the disk arrays, logical drives, and physical drives under System Status. 3. See “Installing Physical Drives” on page 16. Major event for the logical drive under Event Information 4. If the disk array had more than one physical drive, delete the disk array and re-create it.
  • Page 221 DS300f G2 Series User Manual ebuIlDInG a rray ASUS Storage Management displays an incomplete array. When ASUS Storage Management discovers an incomplete array, it displays a dialog box asking you to: When you rebuild a disk array, you are actually rebuilding the data on one physical drive. • Click the OK button to accept the incomplete array. • When a physical drive in a disk array fails and a spare drive of adequate capacity is available, the disk array • Click the Cancel button to reject the incomplete array. begins to rebuild automatically using the spare drive. ccePting An ncoMPlete rrAy • If there is no spare drive of adequate capacity, but the Auto Rebuild function is ENABLED, the disk array...
  • Page 222: C Onnection P Roblems

    • The wrong cable was used ASUS DS300f G2s ship with a full set of new cables, as required for each specific model. Be sure to use Note that ASUS DS300f G2’s virtual and maintenance ports can accept IP address assignments from a DHCP these components because: 1.) They are the proper ones for your RAID subsystem, 2.) They are in brand-new...
  • Page 223 SaS c If you successfully setup and connected to ASUS Storage Management, then suddenly you can no longer onnectIonS connect, it might be the result of the following three conditions: Faulty SAS expansion connections are suspected when the link port counter reports a large number of bad link • DHCP is enabled on your ASUS DS300f G2’s virtual management port...
  • Page 224 • SCSI 6. Wait no less than two minutes. • Enclosure • SEP 7. Do one of the following actions: • Event Log • Spare Check • Open your browser and log into ASUS Storage Management. • Fibre Channel • Spare Drives • Re-establish your Telnet or SSH connection to the subsystem and open the CLU. • Firmware Update • SMART If you cannot log in immediately, wait 30 seconds and try again. • Host Interface • Stripe Level Migration...
  • Page 225 DS300f G2 Series User Manual Contact Tech Support if the condition persists. The controller’s main scheduler has frozen Reported Event Corrective Action Controller has entered maintenance mode Verify that all SATA drives have an SAS-to-SATA since configured physical disk seen by adapter installed.
  • Page 226 Fibre Channel Controller temperature is above the warning If this message appears repeatedly, contact Tech Fibre Channel controller has detected bus Check airflow around the ASUS DS300f G2. Check threshold reset Support. The controller temperature is above controller blowers and fans.
  • Page 227 Host interface link is up No action is required. Quick logical drive Initialization is aborted due Reduce system load on the ASUS DS300f G2. Host interface link is down Check connections. to an internal error Host interface controller has encountered an...
  • Page 228 Online capacity expansion is aborted due to Reduce system load on the ASUS DS300f G2. A configured dead physical drive has been Replace the physical drive. an internal error. inserted No action is required.
  • Page 229 RAID level migration is started Resource No action is required. Resource is NOT available Reduce system load on the ASUS DS300f G2. RAID migration is in progress SCSI RAID level migration is completed Resume migration when ready. SCSI host interface controller settings have No action is required.
  • Page 230 Check controller operation. Enclosure has only N PSU left Check to make sure each enclosure has three or more operational PSU. (N=2 for ASUS DS300f G2 and Enclosure has only N-1 PSU left DS300j G2 models) System is set to Non-Redundant mode If your system has two controllers, check controller operation.
  • Page 231: F Requently A Sked Q Uestions

    See “Clearing a Stale or a PFA Condition” on page 130. See “Making Webserver Settings” on page 79. I can access the ASUS DS300f G2 over my company’s intranet. But I can’t access it from an outside Inter- net connection. How do I make the Internet connection work? This condition is not related to ASUS DS300f G2, but is due to your firewall and network connection protocol. Con-...
  • Page 232: Tartup

    How can I tell when the ASUS DS300f G2 has fully booted? When the ASUS DS300f G2 is fully booted up, the Power and FRU LEDs light up green. If a disk array is present, the Logical Drive LED lights up green also. The Controller heartbeat LED blinks green once per second for five seconds, Why don’t I receive email messages from ASUS Storage Management? goes dark for ten seconds, then blinks green once per second for five seconds again. See “Front Panel LEDs” on...
  • Page 233 According to ASUS Storage Management, my disk array is degraded. What am I supposed to do? If the Auto Rebuild option is enabled and a hot spare drive is available, your disk array begins rebuilding automati- cally. Also see "Disk Array Degraded / Logical Drive Critical" on page <?>...
  • Page 234 Technical Support (E-Support): https://support.ASUS Storage.com Web site: http://www.ASUS Storage.com// ASUS Storage Technical Support provides several support options for ASUS Storage users to access information ustriA and updates. We encourage you to use one of our electronic services, which provide product information updates Technical Support (E-Support): https://support.ASUS Storage.com...
  • Page 235 DS300f G2 Series User Manual orwAy Technical Support (E-Support): https://support.ASUS Storage.com Technical Support (E-Support): https://support.ASUS Storage.com Web site: http://www.ASUS Storage.com// Web site: http://www.ASUS Storage.com// elguiM ingAPore Technical Support (E-Support): https://support.ASUS Storage.com Technical Support (E-Support): https://support.ASUS Storage.com Web site: http://www.ASUS Storage.com// Web site: http://www.ASUS Storage.com//...
  • Page 236 ASUS Storage is not liable for any This warranty covers only parts and labor, and excludes coverage on software items as expressly set above.
  • Page 237 • Include a copy of your proof of purchase You are responsible for the cost of insurance and shipment of the product to ASUS Storage. Note that damage incurred due to improper transport or packaging is not covered under the Limited Warranty.
  • Page 238: Snmp Mib File

    DS300f G2 Series User Manual a: u snMp MIb f ppendIx seful nforMatIon Iles The appendix covers the following topics: ASUS Storage supplies two MIB files to integrate the ASUS DS300f G2 subsystem into your SNMP system. These • SNMP MIB Files (below) files are in the SNMP folder on the Software CD. • Adding a Second RAID Controller The MIB files are: • Installing a Second RAID Controller • FCMGMT-MID.mib • ISCSI-MIB.mib • raidv4.mib...
  • Page 239 1. Shut down the subsystem. • The same firmware version as the currently installed controller 2. Remove the blank cover from the right RAID controller slot. • The same amount of SDRAM as the currently installed controller 3. Carefully slide the new RAID controller into the slot until the handle locks in place. To obtain information for the currently installed RAID controller: 4. Attach your data and management cables to the new controller, as needed. 1. Click the Device tab. See "Making Management and Data Connections" on page <?> for cable connection information. 2. Click the Component List icon. 5. Power up the subsystem and launch ASUS Storage Management. 3. Click the Controller and click the View button. 6. In ASUS Storage Management, click the Dashboard tab and look under System Status. 4. On the Information tab, note the Firmware Version. • If the new controller has a green check 5. Click the Advanced information tab. • icon, the installation is completed. Go to “New Settings for Dual Controllers” 6. Note the Slot 1 and Slot 2 Memory Size. • If the new controller has a yellow !
  • Page 240 DS300f G2 Series User Manual • LUN Affinity – If you choose Active-Active redundancy. See “Making Controller Settings” on page 86 or page 216. Note The ASUS DS300f G2 subsystem boots its RAID controllers sequentially. With a second controller installed, your subsystem takes about a minute longer to boot. This condition is normal. Sata D ontrollerS anD rIveS If your ASUS DS300f G2 subsystem has SATA disk drives installed, you must install a SAS-to-SATA adapter on each of the SATA drives. Without the SAS-to-SATA adapter, SATA drives display a red X icon and Not Usable status. Obtain SAS-to-SATA adapters from ASUS Storage Technology at http://www.ASUS Storage.com. SAS drives do not require adapters. Also see “Installing Physical Drives” on page 16 and "Contacting Technical Support" on page <?>.
  • Page 241: Before You Begin

    • Verifying Installation and paths to your PC, installation can take a long time. You can choose to temporarily • Running Perfect Path View disconnect your storage, install PerfectPath, then reconnect your storage to reduce installation time. • Monitoring Your LUNs and Paths • Features and Settings • Troubleshooting • Updating PerfectPath • Repairing PerfectPath • Removing PerfectPath PerfectPath is a multipathing software designed for use with ASUS Storage ASUS DS300f G2 RAID subsystem products and includes: • GUI – Graphic user interface, PerfectPath View, for easy monitoring and settings. • DSM – Device-Specific Module driver. • Events Service – Notification service posts events to the application log. PerfectPath supports Fibre Channel and Serial Attached SCSI (SAS) technologies. PerfectPath runs on Windows Server 2008 and 2008 R2 operating systems, on both x86 and x64 platforms. For a list of supported OSes, download the latest compatibility list from ASUS Storage support: http://www. ASUS Storage.com/support/.
  • Page 242 DS300f G2 Series User Manual nstallInG erfeCt erIfyInG nstallatIon To install the PerfectPath software: Before you can verify PerfectPath installation: 1. Download the PerfectPath installer file from ASUS Storage support: • Your Host PC must have multiple data-path connections to the ASUS DS300f G2 subsystem. http://www.ASUS Storage.com/support/ and save the installer file to your Windows desktop. • The ASUS DS300f G2 must be fully booted. 2. Double-click the PerfectPath.exe installer file to start the installer. • The ASUS DS300f G2 must have at least one logical drive. 3. In the Welcome screen, click the Next button. See "Making Management and Data Connections" on page <?> for information about making data connections. 4. In the License Agreement screen, click the “I accept the terms of this license agreement” option, then click See “Creating a Disk Array Manually” on page 92 or “Creating a Disk Array” on page 132 for information about the Next button. creating RAID arrays and logical drives. 5. In the Close All Disk Management Applications screen, click the Next button. You can verify Perfect Path installation on the Host PC in one of three ways: 6. In the Ready to Install the Program screen, click the Install button.
  • Page 243: Running Perfectpath View

    Running PerfectPath View includes these functions: 1. From the Windows desktop, right-click the Computer icon and choose Manage from the drop-down menu. • Starting PerfectPath View 2. In the Server Management tree, click the + icon beside Diagnostics. • Quitting PerfectPath View 3. Under Diagnostics, click the Device Manager . 4. In the Device Manager window, click Disk drives. tartInG erfect 5. Under Disk drives, look for “ASUS Storage ASUS DS300f G2 Multi-Path Disk Device” in the Disk drives list. To start PerfectPath View: From the Start menu, choose All Programs > PerfectPath > PerfectPath View. The PerfectPath View window opens. uIttInG erfect To quit the PerfectPath View application, do one of the following actions: • From the System menu, choose Exit. • Click the Close...
  • Page 244: Monitoring Your Lun And Path

    DS300f G2 Series User Manual onItorInG s and aths IewInG roPertIeS To view Path properties: Monitoring your LUNs and Paths includes these functions: 1. Click a Path in Tree View. • Viewing LUN Properties 2. Click the Properties tab. • Viewing Path Properties • Viewing LUN Performance Statistics The Properties tab reports: • SCSI Port number • Viewing Path Performance Statistics • SCSI Path ID • Viewing Events • SCSI Target • Clearing Path Statistics...
  • Page 245 DS300f G2 Series User Manual See also: See also: • “Viewing Path Performance Statistics” • “Automatic Load Balancing for Failover Policy” • “Load Balance Policy” • “Load Balance Policy” • “Path Verification” IewInG erformance tatIStIcS • “PDO Removal” To view performance statistics for a Path: • “Refreshing the Objects” 1. Click a Path in Tree View. learInG tatIStIcS 2. Click the Performance tab. The Performance tab reports the state and cumulative counts for a specific path. You can Clear Path Statistics for all paths as needed for monitoring and diagnostic purposes. Move the scroll bar or expand the window to see all of the reported statistics.
  • Page 246: F Eatures And S Ettings

    • Round Robin Policy – I/Os follow all active paths, changing paths at the specified I/O count. You can set the I/O count in the General tab of the Advanced Settings dialog box. utomatIc alancInG for aIlover olIcy If LUN Affinity is enabled do NOT use Round Robin. See “Making Controller Settings” on page 59 or page 124. The ASUS Storage MPIO solution can load balance the paths for your LUNs with load balance policy set to • Round Robin with Subset Policy – One or more paths are designated as standby. I/Os follow all active paths, Failover. changing at the specified I/O count. You can set the I/O count in the General tab of the Advanced Settings With Automatic Load Balancing enabled, the LUNs set to Failover policy are automatically redistributed among dialog box. all available paths when: If LUN Affinity is enabled, you can use Round Robin with Subset. See “Making Controller Settings” on • A path fails...
  • Page 247: P Ath V Erification

    DS300f G2 Series User Manual 2. Click the option button for one of the Load Policies. 1. Do one of the following actions: • Failover Policy • Click the Advanced Settings icon. • Round Robin Policy • From the Operations menu, choose Advanced Settings. • Round Robin with Subset Policy The Advanced Settings dialog box appears with the MPIO Parameters tab displayed. • Least Queue Depth Policy 2. Check the Enable Path Verification box to enable path verification. 3. Click the Next button. Uncheck to disable. The Path Selection tab displays. 3. Click the arrows or type a new value in the Path Verification Period field to change the interval. 4. Take the action appropriate for your policy selection. • For Round Robin and Least Queue Depth, no action is required. Skip to step 5. 30 seconds is the default value.
  • Page 248 DS300f G2 Series User Manual hAnging the ound obin ount 2. Click the arrows or type a new value in the PDO Remove Period field to change the interval. To change Round Robin Count settings: 120 seconds is the ASUS Storage-recommended default value. 1. Do one of the following actions: 3. Click the Apply button. • Click the Advanced Settings icon. 4. Click the OK button in the confirmation box. • From the Operations menu, choose Settings icon. The new setting takes effect immediately. The Advanced Settings dialog box appears with the MPIO Parameters tab displayed. See also Path Verification.
  • Page 249: T Roubleshooting

    DS300f G2 Series User Manual IewInG yStem nformatIon roubleshootInG To view System information and settings, do one of the following actions: If you see no LUNs in the PerfectPath GUI, or no Multi-Path Disk Devices under Disk drives (see Figure 3), do • From the System menu, choose System Information. the following actions: • Click the System Information icon. • Verify that there is at least one logical drive on the ASUS DS300f G2 The System Information dialog box displays. • Check your HBA cards and driver installation System information supplies information about the Host PC or Server, including: • Check your data connections Host Name MPIO Version Make any needed corrections and reboot your Host PC as needed. Operating System MPDEV File OS Version MPDEV Version OS Manufacturer MPSPFLTR File IP Address MPSPFLTR Version Storport File DSM File...
  • Page 250: R Emoving P Erfect P Ath

    DS300f G2 Series User Manual pdatInG erfeCt epaIrInG erfeCt To update your PerfectPath software to the latest version: To implement this procedure, you must use the same PerfectPath.exe installer file that you used to install the 1. Download the new PerfectPath installation file from ASUS Storage support: PerfectPath software onto your PC. http://www.ASUS Storage.com/support/ and save the installation file to your Windows desktop. The installer’s version number is part of its file name. However, there is no corresponding number in the 2. Manually remove the current PerfectPath installation. PerfectPath software. To repair the PerfectPath software: See “Removing PerfectPath” on page 245.
  • Page 251 DS300f G2 Series User Manual eMovInG erfeCt 5. In the Completed screen, click the Finish button. 6. In the Restart message box, click the Yes button to restart your PC. referreD ethoD This procedure uses the uninstaller included with PerfectPath. To remove the PerfectPath software: 1. From the Start menu, choose All Programs > PerfectPath > Uninstall PerfectPath. 2. In the Welcome screen, click the Next button. 3. In the Program Maintenance screen, choose the Remove option, then click the Next button. 4. In the Remove the Program screen, click the Remove button. 5. In the Completed screen, click the Finish button. 6. In the Restart message box, click the Yes button to restart your PC. lternate ethoD This procedure uses the Windows uninstaller. To remove the PerfectPath software: 1. In the Start menu, choose Control Panel, then choose Programs and Features. 2. Right-click Perfect Path, and choose Uninstall from the popup menu. 3. In the Confirmation box, click the Yes button. 4. In the Restart message box, click the Yes button to restart your PC. lternate ethoD To use this procedure, the PerfectPath.exe installer file must be the same version number as the PerfectPath software installed on your PC.
  • Page 252: Before You Begin

    Linux Administration Manual for the procedure on your system. Multipathing is possible on other Linux OSes. ASUS Storage has not tested every possible combination and • If you can see your logical drives, the system is properly configured. Go to “Task 1: Meeting Package therefore does not attempt to cover them here.
  • Page 253 DS300f G2 Series User Manual 1: M eetInG aCkaGe equIreMents 1. Open a terminal window. 2. Type the following command and press Enter : # rpm -ivh device-mapper-multipath-0.4.7-8.el5.i386.rpm The latest device mapper and multipath packages must be loaded onto your Linux host before configuring The system returns the following lines: Device Mapper Multipath (DM-MP). When this document was written, the current versions were: Preparing... ##################### [100%] 1:device-mapper-multipath##################### [100%] • For RHEL 5.3 • device-mapper-1.02.28-2.el5 • device-mapper-multipath-0.4.7-23.el5 (or a similar message) • For RHEL 5.4...
  • Page 254 DS300f G2 Series User Manual 2: p – S erIfyInG ackaGeS reparInG the onfIGuratIon To verify that the required packages are installed on the host, do the following actions: To setup multipathing with ASUS DS300f G2, or any other subsystem, you must provide the required device 1. Open a terminal window. attributes in a configuration file. The multipath configuration file is named multipath.conf. The functional version 2. Type the following command and press Enter : of the file is saved in the /etc directory. # rpm -qa | grep device-mapper If the required package is present, the system returns the following line. yStemS SLES 10 SP2: For RedHat systems, there is a default /etc/multipath.conf file. However, the default file does not have the device-mapper-1.02.13-6.14...
  • Page 255 DS300f G2 Series User Manual 3: M devices { akInG nItIal ettInGs device { vendor “ASUS Storage” product “DS300f G2” path_grouping_policy multibus After the packages and configuration file are installed, the Host is ready to accept multipath settings. getuid_callout “/sbin/scsi_id -g -u -s /block/%n” path_checker readsector0 ettInG the aemon to path_selector “round-robin 0” hardware_handler “0” failback immediate rr_weight uniform rhel 5.3, 5.4, 5.5...
  • Page 256: T Ask 4: C Reate And C Onfigure D Evices

    DS300f G2 Series User Manual 4: C erIfyInG the oDuleS are oaDeD reate and onfIGure evICes To verify that the DM-MP modules are loaded: This step applies the settings from the multipath.config file to the Host. 1. Open a terminal window. 1. Open a terminal window. 2. Verify that the multipath module is loaded. 2. Type the following command and press Enter : # lsmod | grep dm_multipath #multipath -v3 If the module is loaded, the system returns: The system returns: dm_multipath 215770 (or a similar message) 3. Verify that the device mapper module is loaded. ==== paths list ==== # lsmod | grep dm_mod uuid hcil dev dev_t pri dm_st chk_st vend...
  • Page 257: Rpm P Ackages And D Ocuments For L Inux Mpio

    ASUS DS300f G2 supports Asymmetric Logical Unit Access (ALUA) on the latest Linux distributions: rhel 5.5 • RedHat Linux RHEL 5.4 Inux • RedHat Linux RHEL 5.5 • SuSE Linux SLES 10 SP3 ernel with suPPort • SuSE Linux SLES 11 To support ALUA within RHEL 5.5 using kernel with XEN or PAE support: • SuSE Linux SLES 11 SP1 1. Install RHEL 5.5. When the CD is chosen for installation, immediately type linux mpath. ASUS Storage provides RPM packages and multipath.conf files for ALUA. See “RPM Packages and Documents 2. Copy the ASUS Storage-supplied multipath.conf file to the /etc directory. for Linux MPIO” on page 486. cp multipath.conf.alua-rhel5.5 /etc/multipath.conf rhel 5.4 3. Install this patched alua_dh_scsi driver module. Inux 4. rpm -ivh scsi_dh_alua_ASUS DS300f G2Dual-2-1.src.rpm 5. Make your own rpm. ernel with suPPort cd /usr/src/redhat/SPEC To support ALUA within RHEL 5.4 using kernel with XEN or PAE support: rpmbuild -ba scsi_dh_alau.spec 1. Install RHEL 5.4. When the CD is chosen for installation, immediately type linux mpath.
  • Page 258 DS300f G2 Series User Manual #> uname -a #> rpm -ivh multipath-ASUS Storage-suse11-0.4.8-1.x86_64.rpm 2. Do one of the following actions: 3. Copy the ASUS Storage-supplied multipath.conf file to the /etc directory. #> cp multipath.conf-ASUS DS300f G2-alua-sles11 /etc multipath.conf • Remove the currently installed multipath tool. rpm -ev multipath-tools 4. Check the multipath configuration. Install the appropriate new multipath-tool RPM package. chkconfig multipathd on i586 chkconfig multipathd (shows the status of multipathd) rpm -ivh multipath-tools-0.4.7-34.50.10.ass.fix.i586.rpm 5. Reboot the ASUS DS300f G2. x86_64 rpm -ivh multipath-tools-0.4.7-34.50.10.ass.fix.x86_64.rpm 6. Check the multipath configuration. • Force install the appropriate new multipath-tool RPM package. Multipath -ll (multipath -v4) i586 Se l SleS 11 SP1 #> rpm -ivh -force multipath-tools-0.4.7-34.50.10.ass.fix.i586.rpm...
  • Page 259 DS300f G2 Series User Manual rpM p MpIo aCkaGes and oCuMents for Inux 1. Copy the ASUS Storage-supplied multipath.conf file to the /etc directory. #> cp multipath.conf.alua-sles11sp1 /etc multipath.conf 2. Check the multipath configuration. ASUS Storage provides RPM packages and multipath.conf files for Linux on the support: http://www.ASUS chkconfig multipathd on Storage.com/support/. chkconfig multipathd (shows the status of multipathd) A ASUS Storage Linux package contains: 3. Reboot the ASUS DS300f G2. • package folder – RPM packages for the Linux OS 4. Check the multipath configuration.
  • Page 260 DS300f G2 Series User Manual MpIo: k RHEL-5.4 package scsi_dh_alua_ASUS DS300f G2Dual -1-1.src.rpm Inux nown ssues ALUA multipath.conf-ASUS DS300f G2-alua-rhel5-4 How to Configure MPIO RHEL 5.4.doc normal multipath.conf-ASUS DS300f G2-normal-rhel5-4 Issue Description RHEL-5.5 packages scsi_dh_alua_ASUS DS300f G2Dual- 2-1.src.rpm SLES 11 GMC OS multipath with SAS interface makes kernel panic. ALUA multipath.conf.alua-rhel5.5 SLES 11 GMC OS sets default rports dev_loss_tmo value at 10 seconds resulting in loss of How to Configure MPIO RHEL 5.5.doc the path during failover/failback. normal multipath.conf-normal-rhel5.5 RHEL 5.4 With FC switch, HBA driver (such as Emulex 4g, QLogic 8g) sets rports dev_loss_tmo value too small, resulting in loss of the path during failover/ failback. To fix this problem, increase the value to 60 seconds. SLES 10 SP3 With FC switch, HBA driver (such as Emulex 4g, QLogic 8g) sets rports dev_loss_tmo value too small, resulting in loss of the path during failover/ failback.
  • Page 261 { devnode “^sda$” devnode “^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*” devnode “^hd[a-z][[0-9]*]” devnode “^cciss!c[0-9]d[0-9]*[p[0-9]*]” devices { device { vendor “ASUS Storage” product “ASUS DS300f G2” path_grouping_policy multibus getuid_callout “/sbin/scsi_id -g -u -s /block/%n” path_checker readsector0 path_selector “round-robin 0” hardware_handler “0” failback immediate rr_weight uniform rr_min_io no_path_retry 20 features “1 queue_if_no_path” product_blacklist “ ASUS DS300f G2 V-LUN”...

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