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Fastora DAS-208CC User Manual

Disk array for ultra160 to ultra160 raid subsystem
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FASTORA DAS-208CC Disk Array
User Guide
For Ultra160 to Ultra160 RAID Subsystem
V. 1.0a

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Summary of Contents for Fastora DAS-208CC

  • Page 1 FASTORA DAS-208CC Disk Array User Guide For Ultra160 to Ultra160 RAID Subsystem V. 1.0a...
  • Page 2 FASTORA DAS-208CC Disk Array The information in this guide may be changed without notice. We assume no responsibility for any errors which may appear in this guide. The FASTORA DAS-208CC Disk Array is a trademark of FASTORA Inc. Microsoft, Windows and Windows logo are trademarks of Microsoft Corporation.
  • Page 3 ◆ Unpacking Your DAS-208CC Disk Array ◆ Components of DAS-208CC Disk Array 1.1 Introduction The FASTORA DAS-208CC is an Ultra160 SCSI to Ultra160 SCSI RAID (Redundant Array of Independent Disks) Disk Array. By implementing sophisticated RAID technology and unique cache algorithm, this disk array provides the best protection for the data stored on the array.
  • Page 4 If the shipping container appears to be in good condition, unpack it and verify that the FASTORA DAS-208CC and accessories are all there and in good condition. Your FASTORA DAS-208CC package should contain the following items:...
  • Page 5 If an item is missing or damaged, please contact the place of purchase for assistance. Retain the shipping container and packing material for reuse. Before you begin to use your FASTORA DAS-208CC, read section 1.4 Components of the FASTORA DAS-208CC to learn Note more about the major components or your RAID Disk Array.
  • Page 6 LED display panel and rear panel. Read this section before you start to use your RAID Disk Array Subsystem. 1.4.1 The Front Panel Please refer to Figure 1-1 for the front panel of DAS-208CC Disk Array. Figure 1-1...
  • Page 7 FASTORA DAS-208CC Disk Array 1.4.2 LCD Display Panel and Control Buttons The control panel of the DAS-208CC consists of a LCD display panel and 4 control buttons. This is where you will check the configuration and status of the disk array. Figure1-2 shows the general information, such as RAID status, thermograph, and fan temperature of the Disk Array.
  • Page 8 FASTORA DAS-208CC Disk Array Table 1-1 Items Status Description DAS-208CC Disk Array Indicates the model name of the product Installed Memory 64 Mbytes Indicates the capacity of the memory CPU Type: 80321 4 Ultra160 Indicates the CPU model and interface Firmware Version v.
  • Page 9 FASTORA DAS-208CC Disk Array Table 1-2 Hard Disk Status Letter shown on LCD JBOD Disk Offline Disk Rebuilding Disk Removed Spare Disk Disk Initializing RAID Set 1 RAID Set 2 RAID Set 3 RAID Set 4 Too many bad sector...
  • Page 10 FASTORA DAS-208CC Disk Array 1.4.3 The Rear Panel The rear panel of DAS-208CC is shown below. Refer to Table 1-4 for detailed description of each part on the rear panel of DAS-208CC. Table 1-4 Part Description Modem port This is where you can connect your disk array to a modem.
  • Page 11 FASTORA DAS-208CC Disk Array supplies located at the rear of the subsystem. If two of the power supplies are in use and one fails to function, an audible alarm will warn you of the power failure. Power Cord Slot These are where you connect power cords to power...
  • Page 12 Rack-Mount Installation 2.1 Preparing for the Installation If you will be connecting your FASTORA DAS-208CC Disk Array to the computer using a SCSI adapter, installed the adapter(s) in an available slot in the computer prior to beginning FASTORA DAS-208CC installation. See your operating system manuals for the configuration procedures for the host bus adapter.
  • Page 13 The SCSI drive channels of FASTORA DAS-208CC have been terminated inside the chassis on the back plane. There is no need to terminate the disk drives!
  • Page 14 FASTORA DAS-208CC Disk Array 2.1.3 Connecting FASTORA DAS-208CC FASTORA DAS-208CC can be connected to the host computer via 2 Ultra 3 SCSI ports. FASTORA DAS-208CC can be connected to the host computer via 2 Ultra 3 SCSI ports. 2.1.4 Host Bus SCSI ID Assignment You may assign any SCSI ID to the host channel.

  • Page 15: Drive Canister

    “Enable Motor Start”; IBM calls this option setting “Enable Auto Spin Up”. Figure 2-1 shows the disk drive and canister of DAS-208CC Disk Array. Figure 2-1 Disk Drive and Canister Second, use four screws to fasten the drive to the drive canister. Please note...
  • Page 16 FASTORA DAS-208CC Disk Array Figure 2-2 DAS-208CC Disk Array provides eight slots that enable you to utilize eight disk drives. Insert each slot to the drive canister of Disk Array; system will automatically check all available disks.
  • Page 17 FASTORA DAS-208CC Disk Array Chapter 3 Configuration FASTORA DAS-208CC can be configured via its LCD panel or via a terminal. This chapter will discuss the configuration methods and the detailed information about the operation modes. This chapter covers the following topics:...

  • Page 18: Rs-232 Cable

    FASTORA DAS-208CC Disk Array If you wish to start with the LCD display panel as quickly as Note possible, refer to Chapter 4.1.1Quick Setup via LCD Display Panel to configure the disk array. 3.2 Configuring Through a Terminal The LCD control panel allows the exploration of all configurable features of the disk array.
  • Page 19 FASTORA DAS-208CC Disk Array 4. Change the setting of the terminal to match the default settings of the FASTORADAS-208CC, namely: Baud rate: 115,200 Data bit: 8 Stop bit: 1 Parity: None Flow Control: None You shall see a pop-up screen indicating that the connection has been setup successfully.
  • Page 20 Yes or No input. 3.3 Operation Modes FASTORA DAS-208CC Disk Array has three operation modes: Self-Diagnostic Mode, Operation Mode, and Configuration Mode. We will discuss each of the RAID disk array operation mode in the following sections.
  • Page 21 Note that the last character on the second line of the LCD panel with a tiny square moving up and down, to indicate that the FASTORA DAS-208CC Disk Array is in operation.
  • Page 22 FASTORA DAS-208CC Disk Array 3.4 Main Menu The main menu under Configuration mode consists of the following menus: Quick Setup, Edit RAID Set, Edit SCSI Chan, View Config (Configurations), RS-232 Params (Parameters), User Params (Parameters), Save Config (Configurations), Restart and Utilities. We will navigate the main tree in this section.
  • Page 23 FASTORA DAS-208CC Disk Array 3.4.1 Hierarchical Structure of Main Menu.
  • Page 24 3.4.2 Quick Setup Quick Setup allows users to quickly setup the RAID level and choose the desired drives. FASTORA DAS-208CC provides the following RAID levels for the users: Level 5, Level 3, Level 1, Level 0 and Level 0+1. Figure 3-2...
  • Page 25 FASTORA DAS-208CC Disk Array 3.4.3 Edit RAID Set The Edit RAID Set menu is used to define and create RAID sets and partitions, as well as the number of disks to be included in the RAID Configuration. See Figure 3-3 Edit RAID Set Menu Screen.
  • Page 26 FASTORA DAS-208CC Disk Array 213 Level 1 214 Level 0 215 Level 0+1 216 Partition 1----------To create partitions and assign the strip size 217 Partition 2 218 Partition 3 219 Partition 4 21A Del RAID Set------To delete the RAID set.
  • Page 27 FASTORA DAS-208CC Disk Array 23 RAID Set 3---------------The Third RAID set. 231 Level 5---------------To assign RAID level and select the drives. 232 Level 3 233 Level 1 234 Level 0 235 Level 0+1 236 Partition 1-----------To create partitions and assign the strip size.
  • Page 28 FASTORA DAS-208CC Disk Array 249 Partition 4 24A Del RAID Set------To delete the RAID set.
  • Page 29 FASTORA DAS-208CC Disk Array 3.4.4 Edit SCSI Channel The Edit SCSI Chan (Channel) Menu is used to assign information for host and drive channels. See Figure 3-4 Edit SCSI Channel Menu Screen. Figure 3-4 Read the following explanation before you started to configure the SCSI ID, Terminator, and Tag Queue.
  • Page 30 FASTORA DAS-208CC Disk Array Note: If host controller does not support multiple LUNs, then choose the option “Multiple ID” to map each LUN to different SCSI ID. 312 Terminator-----Setting: ENABLE, DISABLE Default: ENABLE 313 Tag Queue------Setting: ENABLE, DISABLE Default: ENABLE...
  • Page 31 FASTORA DAS-208CC Disk Array Note: If host controller does not support multiple LUNs, then choose the option “Multiple ID” to map each LUN to different SCSI ID. 322 Terminator------------Setting: ENABLE, DISABLE Default: ENABLE 323 Tag Queue----------- Setting: ENABLE, DISABLE Default: ENABLE...
  • Page 32 FASTORA DAS-208CC Disk Array Default: Ultra 2 34 Disk Chan 2----------------Settings of the second drive channel 341 Wide----------------------Setting: ENABLE, DISABLE Default: ENABLE 342 Speed--------------------Setting: Fast, Ultra, Ultra 2 Default: Ultra 2...
  • Page 33 FASTORA DAS-208CC Disk Array 3.4.5 View Configurations You can view the information of RAID set and host channel with the View Configuration Menu. See Figure 3-5 View Configuration Menu Screen. Figure 3-5 The expansion of the selection item of View Config. menu is listed below:...
  • Page 34 FASTORA DAS-208CC Disk Array 44 RAID Set 4 45 Host Chan 1------------ To view the information of host channel 46 Host Chan 2...
  • Page 35 FASTORA DAS-208CC Disk Array 3.4.6 RS-232 Parameters The RS-232 Parameters Menu is used to define the baud rate, stop bit, Data bit and parity for the modem port and terminal port. See Figure 3-6 RS-232 Parameters Menu Screen. Figure 3-6...
  • Page 36 FASTORA DAS-208CC Disk Array 513 Data Bit--------------Settings: 7,8 Default: 8 514 Parity-----------------Settings: None, Odd, Even Default: None 52 Terminal Port 521 Baud Rate-----Settings: 1200, 2400, 4800, 9600, 19200, 115200 Default: 115200 522 Stop Bit---------Settings: 1, 2 Default: 1 523 Data Bit---------Settings: 7, 8...
  • Page 37 FASTORA DAS-208CC Disk Array 3.4.7 User Parameter The user parameter allows you to set a password to the system, set up a pager function as well as FAX information. See Figure 3-7 User Parameter Menu Screen. Figure 3-7 The expansion of the selection item of User Parameter menu is listed below:...
  • Page 38 FASTORA DAS-208CC Disk Array 62 Pager Info ------------To set up Pager functions 621 Paging--------------Settings: ENABLE, DISABLE Default: DISABLE 622 Pager1 No.--------Settings: Up to 16 numeric characters Default: None 623 Pager2 No.-------Settings: Up to 16 numeric characters Default: None 624 Code---------------Settings: Up to 16 alphanumeric character...
  • Page 39 FASTORA DAS-208CC Disk Array 633 FAX1 No.----------Settings: Up to 16 numeric numbers for FAX number 1 Default: None 634 FAX2 No.----------Settings: Up to 16 numeric numbers for FAX number 2 Default: None 635 Retry #------------Settings: 5, 10, 15, and 20...
  • Page 40 FASTORA DAS-208CC Disk Array 3.4.8 Save Configurations This menu is use to save the information related to the controller. Any changes made must be saved to take effect. See Figure 3-8 Save Configurations Menu Screen below. Figure 3-8 7 Save Config--------------------Settings: Yes, No...
  • Page 41 FASTORA DAS-208CC Disk Array 3.4.9 Restart This is where you can reboot the controller. See Figure 3-9 Restart Menu Screen. Figure 3-9 8 Restart------------------------ Settings: Yes, No Default: No...
  • Page 42 FASTORA DAS-208CC Disk Array 3.4.10 Utilities In the Utilities menus, you could control the audio alarm function of the system, verify the integrity of RAID set, add or remove a hard disk, rebuild a failed disk, stop the operation of the Modem, expand the capacity of disk array on line, and update the RAID controller firmware.
  • Page 43 FASTORA DAS-208CC Disk Array 92 RAID Set Chk----------To verify the integrity of RAID set 921 RAID Set 1-----A non-destructive check 922 RAID Set 2 923 RAID Set 3 924 RAID Set 4 93 Add Drive----------------To add a hard disk. Settings: Depending on the disk slot.
  • Page 44 FASTORA DAS-208CC Disk Array 981 RAID Set 1 982 RAID Set 2 983 RAID Set 3 984 RAID Set 4 9A Write Cache----------------To update the RAID controller firmware Settings: Write Back, Write Through Default: Write Back 9B Update ROM---------------To update the RAID controller...

  • Page 45: Level

    The quick setup is intended as a shortcut so that experienced users can get started as quickly as possible. You will learn how to quickly set up your FASTORA DAS-208CC from the LCD panel or a terminal in this section. 4.1.1 Quick Setup via LCD Panel A default configuration, which is based on the number of the installed drivers, has been set within the unit for the ease of installation for the first time user.

  • Page 46: Level

    FASTORA DAS-208CC Disk Array “Quick Setup” assumes that there is only one partition on the disk array. To start up, do the following steps: Step 1 Press ENTER button to select to the “Enter Password” screen as shown below in Figure 4-1. Use the Up and Down button to select your desired number for your Password.
  • Page 47 FASTORA DAS-208CC Disk Array Figure 4-3 1 Quick Setup 11 Level 5 Step 3 Choose the number of drives you want to include in the RAID set. In this case, the RAID set with RAID level 5 uses all 7 hard disks.

  • Page 48: Level

    FASTORA DAS-208CC Disk Array Figure 4-5 111 Disk Num 7 Figure 4-6 111 Disk Num 7 Step 5 The controller will start to initialize the RAID sets. After initializing the RAID set, the subsystem is ready for the host OS to perform high-level format.
  • Page 49 FASTORA DAS-208CC Disk Array 4.1.2 Quick Setup via Terminals or PCs Do the following steps to quickly set up your FASTORA DAS-208CC via a terminal or PC. Step 1 Connect one end of the supplied RS-232 cable to the COM port of your terminal or PC, and the other end to Console port.
  • Page 50 FASTORA DAS-208CC Disk Array Step 4 Change the setting of the terminal to match the default settings of FASTORA DAS-208CC (See Figure 4-9), namely: Baud rate: 115,200 Data bit: 8 Stop bit: 1 Parity : None Flow Control: None Figure 4-9...
  • Page 51 FASTORA DAS-208CC Disk Array Step 5 Press Control-D to receive the following RAID Console screen. (Figure 4-10) Figure 4-10...
  • Page 52 FASTORA DAS-208CC Disk Array Step 6 Press TAB and Enter key, a password screen will prompt up. (See Figure 4-11) Then, enter the password. (Default Password:00000000) Figure 4-11...
  • Page 53 FASTORA DAS-208CC Disk Array Step 7 Highlight Quick Setup and then press Enter. Use key A and Z to highlight your desired RAID level and then press Enter to select the option. See Figure 4-12 and 4-13...
  • Page 54 FASTORA DAS-208CC Disk Array Figure 4-13...
  • Page 55 FASTORA DAS-208CC Disk Array Step 8 Highlight the number of hard disk you want to use and then press choose Yes to confirm your option. (See Figure 4-14) Note that you need to restart your disk array to activate the settings.
  • Page 56 FASTORA DAS-208CC Disk Array Step 9 The controller will start to initialize the RAID sets. After initializing the RAID set, the subsystem is ready for the host OS to perform high-level format.
  • Page 57 FASTORA DAS-208CC Disk Array 4.2 Creating RAID Sets and Setup Host Channels The disk array has great flexibility in creating RAID sets. Drives of different sizes and manufacturers may be combined in a RAID set (Although the smallest drive in the set will limit how much of the other drives‘ capacity can be used).
  • Page 58 FASTORA DAS-208CC Disk Array Figure 4-15 4.3 Creating RAID Sets with One or Multiple Partitions To create RAID sets, follow these steps. From the LCD panel, press SEL. Use UP and DOWN keys to select the desired character and press SEL to move to the next character of the password.
  • Page 59 FASTORA DAS-208CC Disk Array It is strongly recommended to use the terminal or terminal emulation Note for the RAID setup. The set up message on the LCD is shown in the rectangle in the remainder of this manual. The terminal (emulation) will display detailed information on the monitor in a similar way.
  • Page 60 FASTORA DAS-208CC Disk Array Select the ‘RAID Set 1’ and press Enter to configure the RAID set. 21 RAID Set 1 211 Level 5 In this sample, we select RAID level 5 for the RAID set 1. Suppose the size of each hard disk is 2GB.
  • Page 61 FASTORA DAS-208CC Disk Array 2112 S2:2063MB Move to ‘Yes’ and press Enter. The menu moves to 211 Level 5 2113 S3:2063MB Press Enter key. 2113 S3:2063MB Move to ‘Yes’ and press Enter. All the three hard disks now have been added to the RAID set 1.
  • Page 62 FASTORA DAS-208CC Disk Array 216 Partition 1 2161 Size(MB) Select ‘Size (MB)’ and enter the size of the partition 1 of the RAID set 1 in MB. For example, enter 4000 and press Enter. 217 Partition 2 2171 Size(MB) Press ESC back to ‘21 RAID Set 1’, select ‘217 Partition 2’ and then select ‘3171 Size(MB)’.
  • Page 63 FASTORA DAS-208CC Disk Array 4.4 Setting Host and Disk Channels In order to map the RAID sets to each of the host channels follow these steps. Select “Edit Chan” menu item from the main menu. Main Menu 3 Edit SCSI Chan Press Enter and move to ‘Host Chan 1’.
  • Page 64 312 Terminator Move to ‘312 Terminator’ menu item to enable termination on the internal SCSI host bus. Your FASTORA DAS-208CC Disk Array ships with this option set to “ENABLED” and thus no external terminator needs to be attached to the “Host”...
  • Page 65 FASTORA DAS-208CC Disk Array Press Enter to select ‘LUN 0’, and move to ‘Array 1 Partition 1’. 315 LUN 0 Array 1 Partition 1 Press Enter to select the LUN 0 of host channel 1 for the RAID set 1 Partition Now, set up the host channel 1 LUN 1 for the RAID set 1 partition 2.
  • Page 66 FASTORA DAS-208CC Disk Array 3 Edit SCSI Chan 33 Disk Chan 1 Move to ‘33 Disk Chan 1’ menu item. The options of ‘331 Wide’ and ‘332 Speed’ are set according to the disk drives used in the RAID. Similarly, set the ‘341 Wide’...
  • Page 67 FASTORA DAS-208CC Disk Array Press Enter and the RAID will begin to initialize the disks. Initial (1/2) 5% RAID Ready Where (1/2) is the first of the two RAID sets. INIT OK! RAID Ready Now the RAID is ready for the host OS high-level format.
  • Page 68 FASTORA DAS-208CC Disk Array 4.5 Spare Drives designation The disk array automatically identifies the drive in the enclosure that is not included by any RAID set as a spare drive. 4.6 Setting Up Alert Functions There are two alert functions provided by the disk array. You could choose to send the warning messages to a fax or to a pager.
  • Page 69 FASTORA DAS-208CC Disk Array From the ‘62 Pager Setup’ sub-menu, there are a few options to setup. Refer to the Chapter 3 “Configuration”. 621 Paging: To enable or disable the paging function. 622 Pager 1 No.: Paging the first number.
  • Page 70 93 Add Drive Select the “Add Drive” option, press Enter and specify which slot has a newly installed disk drive. FASTORA DAS-208CC Disk Array has all the slots numbered on the front panel (HD1 – HD8). For example, the forth slot has a new disk.
  • Page 71 FASTORA DAS-208CC Disk Array 4.8 Deleting a RAID Set or a Partition of RAID Set Warning! All the data will be lost in the deleted partition. Remember to backup your data before the deletion. Select the “4 View Config” function from main menu.
  • Page 72 FASTORA DAS-208CC Disk Array 31 Host Chan 1 315 LUN 0 Move to ‘LUN 0’ and press Enter. 315 LUN 0 Erase All the data will be lost after you choose ‘Erase’. Backup all your data before proceeding! Move to ‘Erase’ and press Enter. In the same way, delete the partition mapping of the LUN 1 of the host channel 2.
  • Page 73 FASTORA DAS-208CC Disk Array Choose the ‘21 RAID Set 1’ in this example. 21 RAID Set 1 217 Partition 2 Choose the ‘217 Partition 2’. 217 Partition 2 Delete Choose ‘Delete’ and ‘Yes’ to delete the 2 partition. Follow the same procedure to delete the 1 partition of the RAID set 1.
  • Page 74 FASTORA DAS-208CC Disk Array Choose ‘7 Save Config’. 7 Save Config Select ‘Yes’ to confirm the update of the RAID.
  • Page 75 PC running terminal emulation program. However, you need another procedure to upgrade the firmware of 8051. Read this chapter carefully if you want to upgrade the latest firmware for your FASTORA DAS-208CC Disk Array. 5.1 Disk Array Firmware Upgrade The embedded firmware of the disk array can be updated through the TERMINAL port using a PC running terminal emulation program.
  • Page 76 Enter ‘Go’ to update the firmware. Go (the G must be upper case and o is lowercase) Enter ‘Go’ to reconfirm. Go Programming... count = 0656 Done! Verifying... After the firmware updated, FASTORA DAS-208CC Disk Array will restart automatically and perform the system initialization sequence. All the RAID configuration data is still kept.
  • Page 77 FASTORA DAS-208CC Disk Array Chapter 6 Troubleshooting FASTORA DAS-208CC Disk employs a sophisticated combination of audio and visual signals to warn or inform you of conditions that may require user‘s attention. In this chapter, we will describe the diagnostic facilities that are available as well as solutions to common problems.
  • Page 78 FASTORA DAS-208CC Disk Array Appendix A : RAID Levels Tutorial FASTORA DAS-208CC Disk Array Subsystem supports RAID levels 0, 1, 3, 5 and 0+1. This tutorial will give you a brief look of the RAID (Redundant Array of Inexpensive Disks) technology.
  • Page 79 FASTORA DAS-208CC Disk Array be data lost or made unavailable. The RAID redundancy schemes are capable of regenerating the data from a failed disk drive. After a disk has failed, it can be replaced by a spare (called a “hot spare” if it is always resident and powered up in the subsystem) and the data can then be rebuilt on the replacement disk.
  • Page 80 FASTORA DAS-208CC Disk Array the files are also lost. Logically, RAID 3 is RAID 0 with added fault tolerance. A.3 RAID 1 This version of RAID has been around for years, known as “mirroring” or “duplexing”. The exact same data exists on pairs of disk drives, and can be read from either.
  • Page 81 FASTORA DAS-208CC Disk Array environments. A.5 RAID 3 RAID 3 (and RAIDs 4 and 5 also) is based on the odd parity principle, which is best explained through an example. If we assume that there are four synchronized data streams of bits (“binary digits”, which can only be zero or one), a fifth “parity”...
  • Page 82 FASTORA DAS-208CC Disk Array all array disks. If a disk fails, the data from the good disks can recreate the failed data via generating parity. Which disk failed is known from the fact that a disk is not responding or has reported an ECC error.
  • Page 83 FASTORA DAS-208CC Disk Array A.7 RAID 5 To improve the poor write and read error performance of RAID 4, RAID 5 makes one simple (in concept) change which has major performance ramifications: distributed parity files. Instead of having all parity files located on a single disk, the parity files are allocated evenly to all disks, always with the corresponding data files on other disks.
  • Page 84 FASTORA DAS-208CC Disk Array A. 8 Summary Table Given: Net storage capacity = 8GB: RAID 1 = 2 ea. 8GB disks; RAID 2 = 11 ea. 1GB disks; RAID 3, 4 and 5 = 5 ea. 2GB disks. Disk seek and latency equal.
  • Page 85 FASTORA DAS-208CC Disk Array Appendix B: Technical Specifications Model DAS-208CC Disk Array Processor Intel 80303 64MB ECC (up to 512MB) Disk Interface Ultra 3 SCSI Disk Channels 2 channels Disk Type SCSI 160 Host Interface Ultra160 LVD SCSI Host Channels...
  • Page 86 FASTORA DAS-208CC Disk Array Appendix C: On-line Capacity Expansion Examples of On-line Capacity Expansion Recently, we have introduced new firmware feature – online RAID capacity expansion. It allows the user to add drives to an already created RAID set and dynamically expand capacity over these drives.
  • Page 87 FASTORA DAS-208CC Disk Array Expanding an Existing RAID Set Figure C-1. On line RAID expansion The sample will illustrate how to expand the capacity of the previously configured disk array. We will add three hard drives: DRIVE6, DRIVE7 and DRIVE8. Each drive adds 2GB to the disk array. Drives DRIVE6 and DRIVE7 will be added to array 1 partition 3 that maps to host channel 1 LUN 3.
  • Page 88 FASTORA DAS-208CC Disk Array Expanding Capacity of a New Partition We recommend using the terminal or terminal emulation for the RAID setup. However, we will use the LCD panel in our examples. The terminal (emulation) will display detailed information on a monitor in a similar way.
  • Page 89 FASTORA DAS-208CC Disk Array In this example, we select RAID set 1 to add drives Drive 6 and Drive7. Move to the ‘981 RAID Set 1’ and press Enter. The screen will show the number of drive(s) to add. Select ‘2’, which means add two drives to the RAID set 1. Now, the disk array will begin to initialize five hard drives (DRIVE1, DRIVE2, DRIVE3, DRIVE6, and DRIVE7).
  • Page 90 FASTORA DAS-208CC Disk Array Select ‘Size(MB)’ and enter the size of the partition 3 of the RAID set 1 in MB. Enter 4126 (= 2063 [capacity of each drive in MB] x 2 [number of drives]) and press Enter. Press ESC key to return to the main menu. This partition needs to be mapped to the host channel 1 LUN 3.
  • Page 91 FASTORA DAS-208CC Disk Array Press Enter to select the LUN 3 of host channel 1 for the RAID set 1 partition Because drive 8 will be added to a different RAID set, we must save the configuration of the RAID and restart the RAID first. Then, expand the second RAID set.
  • Page 92 FASTORA DAS-208CC Disk Array From the ‘Main Menu’, use A or Z key of the keyboard, move to the “9 Utilities” function. Main Menu 9 Utilities Press Enter to select 9 Utilities 98 Expand RAID Set Select the ‘98 Expand RAID Set’. Press Enter to select the RAID set to expand.
  • Page 93 FASTORA DAS-208CC Disk Array Select ‘3 Edit SCSI Chan’, Main Menu 3 Edit SCSI Chan Press Enter and move to ‘31 Host Chan 1’. 3 Edit SCSI Chan 31 Host Chan 1 Move to ‘LUN 2’ 31 Host Chan 1 318 LUN 2 Press Enter to select.
  • Page 94 FASTORA DAS-208CC Disk Array Select ‘Erase’. Press Esc several times back to ‘Main Menu’ and select ‘3 Edit RAID Set’, Main Menu 3 Edit RAID Set Press Enter to select 3 Edit RAID Set 32 RAID Set 2 Select the ‘RAID Set 2’ and press Enter to configure the RAID set.
  • Page 95 FASTORA DAS-208CC Disk Array Enter the total size of three disks (DRIVE4, DRIVE5, and DRIVE8). It will add up to 6189MB (= 2063 x 3). Press Enter. Press ESC key to get back to the Main menu. Array 2 Partition1 (partition) will be mapped to host channel 1 LUN 2 and host channels 2 LUN 1.
  • Page 96 FASTORA DAS-208CC Disk Array Press Enter to select the LUN 2 of host channel 1 for the RAID set 2 partition Press ESC to back to ‘3 Edit SCSI Chan’ and move to ‘32 Host Chan 2’. 3 Edit SCSI Chan 32 Host Chan 2 Press Enter and move to ‘427 LUN 1’.
  • Page 97 FASTORA DAS-208CC Disk Array Press Enter and move to ‘Yes’. 7 Save Config Restart the disk array. If you want to use the same drive letter for the newly expanded partition under Windows NT, the software ‘Partition Magic’ (http://www.powerquest.com ) or similar one can be used to expand the partition.
  • Page 98 FASTORA DAS-208CC Disk Array Appendix D: Upgrade Cache Memory The disk array has default 64MB cache memory. If you decide to upgrade cache memory, it should meet the following specifications. To install the cache memory, please power off the disk array first.