HP StorageWorks XP1024 - Disk Array Owner's Manual
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HP StorageWorks XP1024 - Disk Array Owner's Manual

HP StorageWorks XP1024 - Disk Array Owner's Manual

Storageworks disk arrays
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Download this manual See also: Reference Manual, Configuration Manual
HP StorageWorks

Disk Arrays

XP128/XP1024
Owner's Guide
fifth edition (July 2005)
part number: A7906-96012
This guide describes the general operations, components, specifications, and options for the
HP StorageWorks Disk Array XP128 and Disk Array XP1024.

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Summary of Contents for HP StorageWorks XP1024 - Disk Array

  • Page 1: Disk Arrays

    HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide fifth edition (July 2005) part number: A7906-96012 This guide describes the general operations, components, specifications, and options for the HP StorageWorks Disk Array XP128 and Disk Array XP1024.
  • Page 2 © Copyright 2002-2005 Hewlett-Packard Development Company, L.P. All rights reserved. Hewlett-Packard Company makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.

  • Page 3: Table Of Contents

    Contents About this guide 7 Related information 7 Document conventions and symbols 8 HP technical support 8 HP storage website 9 HP sales and authorized resellers 9 Helpful web sites 9 Revision history 10 Overview Continuous data availability 12 Nondisruptive service and upgrades 13 Connectivity 14 Fibre Channel connectivity 14 ESCON connectivity 15...
  • Page 4 Powering down the disk array 37 Emergency power-off 37 Planned power-off Recovering from a power outage to the disk array Manual restart of the disk array after power is restored 39 Automatic power on restart 40 Specifications 41 Temperature 41 Humidity 41 Mechanical vibration 42 AC line voltage 42...
  • Page 5 Optional software products XP array management 78 HP StorageWorks XP Remote Web Console and Command View Advanced Edition (AE) 78 Storage management and LUN security 79 HP StorageWorks LUN Configuration and Security Manager XP 79 Remote and local data replication 80 HP StorageWorks Continuous Access XP 80 HP StorageWorks Continuous Access Extension XP 80 HP StorageWorks Business Copy XP 80...
  • Page 6 XP128 Declaration of Conformity 103 XP1024 Declaration of Conformity 104 European WEEE statements 105 Glossary Index HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 7: About This Guide

    About this guide This guide is for use by system administrators who have expertise in: • Disk arrays and RAID technology • Operating system commands and utilities • Data processing concepts • Direct-access storage device subsystems and their basic functions This document describes the general operations, components, specifications, and options for the HP StorageWorks Disk Array XP128 and XP1024.

  • Page 8: Document Conventions And Symbols

    Document conventions and symbols Table 1. Document conventions Convention Element Blue text (Figure Cross-reference links Bold Menu items, button names, key names, tab names, and group box names Italics Text emphasis and document titles Blue underlined sans serif Web site addresses font (www.hp.com) Caution...

  • Page 9: Hp Storage Website

    • Operating system type and revision level • Detailed questions For continuous quality improvement, calls may be recorded or monitored. HP strongly recommends that customers sign up online using the Subscriber’s choice web site at http://www.hp.com/go/e-updates. Subscribing to this service provides you with email updates on the latest product enhancements, newest versions of drivers, and firmware documentation updates as well as instant access to numerous ohter product resources.

  • Page 10: Revision History

    Revision history May 2002 First Edition Oct. 2002 Second Edition May 2004 Third Edition May 2005 Fourth Edition July 2005 Fifth Edition HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 11: Overview

    Overview The Disk Array XP128 and Disk Array XP1024 are part of the HP StorageWorks Disk Array family of products. These disk arrays provide reliable and secure data storage and protection, featuring redundant circuitry and RAID storage options for data security. These disk arrays also support multiple operating systems, platforms, and RAID groups.

  • Page 12: Continuous Data Availability

    Continuous data availability The HP StorageWorks Disk Array XP family are the first RAID disk arrays to provide truly continuous data availability. They are designed for nonstop operation and continuous access to all user data. HP StorageWorks Disk Array XP128 and XP1024 disk arrays have no single point of component failure, which enables uninterrupted access to data.

  • Page 13: Nondisruptive Service And Upgrades

    Nondisruptive service and upgrades Monitoring software detects internal hardware component problems and notifies the HP Storage Technology Center automatically. At the support center, the problem is verified and the appropriate maintenance activity is executed by an HP service representative. The are no user serviceable components.

  • Page 14: Connectivity

    Connectivity The HP StorageWorks Disk Array XP128 and HP StorageWorks Disk Array XP1024 are connected to host systems using one of these types of connections: • Fibre Channel • ESCON • FICON • iSCSI Fibre Channel connectivity HP StorageWorks Disk Array XP128 The XP128 supports a maximum of three pairs of channel adapters that can support up to 48 Fibre Channel ports.

  • Page 15: Escon Connectivity

    ESCON connectivity HP StorageWorks Disk Array XP128 The XP128 supports a maximum of three pairs of channel adapters that can support 24 ESCON ports for connection to mainframe hosts. The disk array can support up to 8,192 LDEVs. HP StorageWorks Disk Array XP1024 The XP1024 supports a maximum of six pairs of channel adapters that can support 48 ESCON ports for connection to mainframe hosts.

  • Page 16: Iscsi Connectivity

    iSCSI connectivity HP StorageWorks Disk Array XP128 The XP128 supports a maximum of three pairs of channel adapters that can support up to 24 iSCSI ports. The disk array can support up to 6,144 LDEVs through iSCSI. HP StorageWorks Disk Array XP1024 The XP1024 supports a maximum of four pairs of channel adapters that can support up to 32 iSCSI ports.

  • Page 17: Data Integrity

    Data integrity HP disk arrays provide the highest levels of data integrity. This is accomplished using RAID technologies, together with redundant hardware throughout the disk array. The following hardware features allow the HP StorageWorks Disk Array XP family to achieve its high availability and data integrity: •...
  • Page 18 Some of the available software features and products that complement the disk array hardware are listed below: • HP StorageWorks Disk Array XP128 support “Phone Home” capability to the multidisciplinary Storage Technology Center advanced remote diagnostics full solution (Host-SAN-Storage) support •...

  • Page 19: Summary Of Features

    Summary of features Table 2. XP128 and XP1024 Features Feature XP128 XP1024 XP1024 with XP1024 & XP1024 DKU Support XP512 DKU Support Power Single-phase or Single-phase or 3-phase 3-phase DKC/DKU Single cabinet unit One DKC with either: One DKC cabinet with only (no expansion) 1 or 2 XP1024 DKUs, 1 to 4 XP1024 DKU...
  • Page 20 Table 2. XP128 and XP1024 Features (Continued) Feature XP128 XP1024 XP1024 with XP1024 & XP1024 DKU Support XP512 DKU Support Available hard disk 73GB 10K rpm Fibre 73GB 10K rpm Fibre 73GB 10K rpm Fibre drives Channel disk drive Channel disk drive Channel disk drive 36GB 15K rpm Fibre 47GB 10K rpm Fibre...
  • Page 21 Table 2. XP128 and XP1024 Features (Continued) Feature XP128 XP1024 XP1024 with XP1024 & XP1024 DKU Support XP512 DKU Support Max ACP pairs Max CHIP pairs 2 if >1 ACP pair installed Configuration disk XP128-specific XP1024-specific XP1024-specific SVP code XP128-specific XP1024-specific XP1024-specific High Availability SVP Optionally Available...
  • Page 22 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 23: Xp128 Hardware

    XP128 hardware XP128 hardware...

  • Page 24: General Safety Guidelines

    General safety guidelines Read the following safety guidelines carefully and follow them when you work with the HP StorageWorks Disk Array XP128 disk array. • Remember that the maintenance of your machine must be done only by trained and qualified HP field engineers. Only an HP service representative can power off the disk array in a non-emergency situation.
  • Page 25 • Do not power off the system unless it is an emergency power-off situation. • Keep the front and rear doors closed at all times. • Keep the tops and sides of the cabinets clear to allow air to flow properly.

  • Page 26: Physical Components

    Physical components The HP StorageWorks Disk Array XP128 is a high-performance disk array system. It is used to store large quantities of data in an efficient and secure manner. Figure 1. HP StorageWorks Disk Array XP128 Your disk array has the following major hardware components: •...
  • Page 27 processor also collects performance data about the disk array for diagnostic testing and analysis. To ensure data security, the SVP does not have access to any user data stored on the disk array. • (Optional) second service processor This is available for users with extreme high availability requirements. This is not a required feature.
  • Page 28 Device Manager server Device Manager server XP128 Disk Array XP128 Disk Array XP128 Disk Array Host Host Host Figure 2. The XP128 connections 1. The management station connects to the XP128 by means of a public LAN connection. The XP128 has an Ethernet connection for this purpose.

  • Page 29: Control Panel

    Control panel Figure 3 Table 3 on page 30 show the control panel and its functions, respectively. REMOTE SUB-SYSTEM MAINTENANC RESTART PROCESSING READY ENABLE ALARM MESSAGE DISABLE STORAGE CLUSTER 1 STORAGE CLUSTER 2 POWER REMOTE LOCAL BS-ON PS-ON POWER SW LED TEST ENABLE CHK RST...
  • Page 30 Table 3. Control or indicator function on control panel Item Label Indicator Description SUBSYSTEM READY Indicates that channel interface input/output (Green) operations are enabled. If the LED is off, the system is not accepting data. SUBSYSTEM ALARM LED Indicates DC under voltage, DC over current, (Red) abnormally high temperature, or an unrecoverable failure.
  • Page 31 Table 3. Control or indicator function on control panel (Continued) Item Label Indicator Description REMOTE Indicates remote maintenance activity. An HP service MAINTENANCE (Amber) representative is checking your system, but the PROCESSING system is online and accepting data. REMOTE Switch Used to permit remote service maintenance.
  • Page 32 Table 3. Control or indicator function on control panel (Continued) Item Label Indicator Description STORAGE CLUSTER 2 Serial Channel/Fibre Channel: (Green) CHANNEL A-M (1) On: Indicates some of the logical paths are established. U: UPPER (2) Fast blinking: Indicates the corresponding channel L: LOWER route is executing the channel command.
  • Page 33 Table 3. Control or indicator function on control panel (Continued) Item Label Indicator Description PWR SW ENABLE Switch Used to enable the PWR on/off switch. To enable the PWR on/off switch, turn the PWR SW ENABLE switch to the ENABLE position. If the automatic power on restart feature is not being used, this switch should be in the DISABLE (opposite of ENABLE) position during normal operation.

  • Page 34: Emergency Power-Off

    HP field engineer for recovery. Any time the unit Emergency/Only OFF switch is pulled, place a service call to Hewlett-Packard to have the switch reset and have the disk array restored to service.
  • Page 35 Figure 4. Pulling Unit Emergency Power OFF Switch XP128 hardware...

  • Page 36: Normal Operations

    Normal operations The disk array does not require user intervention. The disk array automatically reports any remote system information messages (R-SIMs) to your Device Manager server running HP Command View XP or Command View XP Advanced Edition, to the internal disk array service processor, and also to the HP Service Center.

  • Page 37: Powering Down The Disk Array

    Powering down the disk array Situations may arise in the operation of the disk array that require you to power down the disk array. These situations include: • Emergency power-off • Planned power-off Emergency power-off An emergency is a critical situation such as a physical plant catastrophe. In an emergency, the critical need is to quickly remove power from the disk array.
  • Page 38 Caution Only a trained HP representative can shut down and power-off a disk array. Shutting down and powering off a disk array is not a customer activity. A user should not attempt to power down the disk array at any time other than an emergency.

  • Page 39: Recovering From A Power Outage To The Disk Array

    Recovering from a power outage to the disk array If AC input power is lost, the disk array maintains its state and recovers when power is restored. The array cache is backed up by batteries that will maintain its state for a minimum of 48 hours. This length of time will provide coverage for most outages.

  • Page 40: Automatic Power On Restart

    Caution As with all sophisticated electronic equipment, unstable power during a restart can induce problems. Hewlett-Packard recommends automatic power on restart only when the power to the disk array is conditioned to ensure stability (for example, using a UPS). If your site does not have a...

  • Page 41: Specifications

    Specifications Some of the HP StorageWorks Disk Array XP128 disk array specifications are listed in this section. For a complete set of environmental specifications, refer to the HP Disk Array XP128 Site Prep Guide on the following main web site and access the appropriate support product: http://www.hp.com Temperature Table 4.

  • Page 42: Mechanical Vibration

    Mechanical vibration Table 6. Mechanical vibration Mechanical vibration Maximum Operating 0.05G at a frequency range of 10 to 300 Hz Acceleration AC line voltage The following AC power recommendations for the HP StorageWorks Disk Array XP128 are for each power cord. Each array frame has two power cords (with the AC power cord option there are four cords).
  • Page 43 Table 8. 30-Amp, 50 or 60 Hz, Single-Phase DKC Operation Nominal Rated Voltage (VAC) Parameter Rated line current per 10.2 power cord (Arms) Number of power cords Number of circuit breakers 4 Recommended circuit breakers * 60 Hz only. Table 9 (page 43) lists the basic AC power requirements for three-phase operation of the XP128 DKC.

  • Page 44: Web Site

    Web site For the most current support information on the HP StorageWorks Disk Array XP128, please visit the following main web site and access the appropriate support product: http://www.hp.com HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 45: Xp1024 Hardware

    XP1024 hardware XP1024 hardware...

  • Page 46: General Safety Guidelines

    General safety guidelines Read the following safety guidelines carefully and follow them when you work with your XP1024 disk array. • Remember that maintenance of your machine must be done only by trained and qualified HP field engineers. Only an HP service representative can power off the disk array.
  • Page 47 the disk subsystem by pulling the UNIT EMERGENCY POWER OFF switch on the disk subsystem. • Do not power off the system unless it is in an emergency power-off state. • Keep the front and rear doors closed at all times. •...

  • Page 48: Physical Components

    Physical components The HP Disk Array XP1024 is a high-performance RAID-capable disk array system. It is used to store large quantities of data in an efficient and secure manner. Minimum Disk Subsystem DKU frame DKU frame DKU frame DKU frame Figure 5.
  • Page 49 Minimum Disk Subsystem DKU frame DKU frame DKU frame DKU frame DKU frame DKU frame (L3) (L2) (L1) frame (R1) (R1) (R2) 5th DKU 4th DKU 3rd DKU 1st DKU 1st DKU 2nd DKU Figure 6. HP Disk Array XP1024 with HP Disk Array XP512 DKUs The maximum HDD configuration for an XP1024 with XP512 DKUs is 768.
  • Page 50 The disk array has the following major hardware components: • One disk control frame (DKC) The single disk control frame cabinet contains the control panel, connection hardware, the service processor, and control boards for the disk arrays. • One to four XP1024 disk array frames (DKU) or •...

  • Page 51: Disk Control Frame

    Disk control frame The disk control frame controls your disk array. It provides you with a control panel, power supplies, controller boards, and your service processor. See Figure Control Panel Figure 7. Disk Control Frame There is no single point of failure in the disk array. It is designed with redundant controllers and redundant power supplies, all of which can be removed or replaced without interrupting access to your data.

  • Page 52: Control Panel

    Control panel The control panel is your view to the disk array. Once the disk array is powered on and running normally, there are no user operations required at the control panel, except in case of a power failure recovery. The control panel will be discussed in further detail later in this chapter.

  • Page 53: Disk Array Frames

    Disk array frames The disk array frames are where the physical disk drives, the disk groups, and any dynamic spare disk drives are located. You must have at least one disk array frame to operate the system, and you may have up to a maximum of four disk array frames installed on your system.

  • Page 54: Available Disk Drives

    DKU frame DKU frame DKU frame DKU frame DKU frame (R1) (L3) (L2) (L1) (R2) 1st DKU 5th DKU 4th DKU 3rd DKU 2nd DKU Figure 9. XP1024 and XP512 Disk Array Frames Available disk drives The disk array uses 3.5-inch disk drives, and a variety of disk capacities are available.

  • Page 55: Raid Options

    RAID options Any of your spare disk drives can back up any other disk drive of the same or lesser capacity (and equal rotational speed), in any DKU frame, even if the failed disk and the spare disk are in different array domains, whether you are using RAID1 or RAID5 array groups.
  • Page 56 Table 10. Connections to the XP1024 Disk Array Callout in figure 10 (page 55) Connecting Type A DKC to a DKU; Fibre Channel A DKU to another DKU The DKC to the server host Fibre Channel ESCON FICON iSCSI DKC to the Management Console The specific hardware requirements for your Device Manager server, such as the required processor speed, storage capacity, and memory, vary...

  • Page 57: Control Panel

    Control panel Figure 11 Table 11 on page 58 show the control panel and its functions, respectively. REMOTE SUB-SYSTEM MAINTENANC RESTART PROCESSING READY ENABLE ALARM MESSAGE DISABLE STORAGE CLUSTER 1 STORAGE CLUSTER 2 POWER REMOTE LOCAL BS-ON PS-ON POWER SW LED TEST ENABLE CHK RST...
  • Page 58 Table 11. Control panel functions Item Label Indicator Description SUBSYSTEM READY Indicates that input/output operation on the channel (Green) interface is enabled. If the LED is off, the system is not accepting data. SUBSYSTEM ALARM LED Indicates DC under voltage, DC over current, (Red) abnormally high temperature, or an unrecoverable failure has occurred.
  • Page 59 Table 11. Control panel functions Item Label Indicator Description REMOTE Switch Used to permit remote service maintenance. MAINTENANCE Disable: No one can provide maintenance ENABLE/DISABLE Enable: HP service representative can provide maintenance. STORAGE CLUSTER 1 Serial Channel/Fibre Channel: (Green) CHANNEL A-R (1) On: Indicates some of the logical paths are ENABLE established.
  • Page 60 Table 11. Control panel functions Item Label Indicator Description BS ON When the LED is on, unit is plugged in and receiving (Yellow) power from the primary AC outlet. The SVP is receiving power from the outlet. If BS is off, then the disk array is not receiving power from the primary AC outlet.
  • Page 61 Table 11. Control panel functions Item Label Indicator Description PWR ON/PWR OFF Switch Determines how the disk array is powered on or off. REMOTE/LOCAL REMOTE: Disk array is powered on/off by the instructions of the host power control interface (mainframe only). LOCAL: Disk array is powered on/off by the PWR ON/PWR OFF switch, LED TEST/CHK...

  • Page 62: Emergency Power-Off

    A qualified HP service representative is required on site to restore power. Any time the unit Emergency/Only OFF switch is pulled, place a service call to Hewlett-Packard to have the switch reset and have the disk array restored to service.
  • Page 63 Figure 12. Pulling Unit Emergency Power OFF Switch XP1024 hardware...

  • Page 64: Normal Operations

    Normal operations The disk array does not require intervention from the user. The disk array reports any remote system information messages (R-SIMs) to your Device Manager server running HP Command View XP or Command View XP Advanced Edition. The internal disk array service processor also sends the report to the HP Service Center automatically.

  • Page 65: Powering Down The Disk Array

    Powering down the disk array Situations may arise in the operation of the disk array that require the user to power down the disk array. These situations include: • Emergency power-off • Planned power-off Emergency power-off An emergency is a critical situation such as a physical plant catastrophe. In an emergency, the critical need is to quickly remove power from the disk array.

  • Page 66: Planned Power-Off

    Planned power-off There may be times when a site power outage is planned, such as to make alterations to the data center, do inspections, or to allow work by the electric company. If a scheduled power outage affects an HP Disk Array XP1024, the power down of the disk array must be scheduled with a trained HP support representative.

  • Page 67: Recovering From A Power Outage To The Disk Array

    Recovering from a power outage to the disk array If a power outage to the array occurs, the disk array will maintain its state and recover when power is restored. The array cache is backed up by batteries that will maintain its state for a minimum of 48 hours. This length of time will provide coverage for most outages.

  • Page 68: Manual Restart Of The Disk Array After Power Is Restored

    Manual restart of the disk array after power is restored Caution Before restoring power to the disk array, HP recommends that an electrician check the input power to ensure it is stable and clean. You may call a trained HP representative or you may use the following procedure yourself to recover the disk array from a power failure: 1.

  • Page 69: Automatic Power On Restart

    Automatic power on restart Caution As with all sophisticated electronic equipment, unstable power conditions during a restart can induce problems. HP recommends automatic power on restart only when power to the disk array is conditioned to ensure it is stable, such as by using a UPS. If your site does not have a UPS, HP recommends the disk array be configured for manual restart by keeping the ENABLE/DISABLE switch in the DISABLE position and using the manual restart procedure when power has been restored and verified.

  • Page 70: Specifications

    Specifications Some of the XP1024 disk array specifications are listed in this section. Refer to the HP Disk Array XP1024 Site Prep Guide on the XP1024 web site at on the following main web site and access the appropriate product for a complete set of XP1024 specifications: http://www.hp.com Temperature...
  • Page 71 AC line voltage requirements for the HP Disk Array XP1024 (DKC) Table 15 (page 71) lists the basic AC power requirements for a 40-amp, single-phase XP1024 DKC. Table 15. 40-Amp, 50 or 60 Hz, Single-Phase DKC Operation Nominal Rated Voltage (VAC) Parameter 208* Rated line current per power cord...
  • Page 72 Table 17 (page 72) lists the basic AC power requirements for a 30-amp, three-phase XP1024 DKC. Table 17. 30-Amp, 50 or 60 Hz, Three-Phase DKC Operation Nominal Rated Voltage (VAC) Parameter Rated line current per power cord (Arms) Number of power cords Number of circuit breakers...
  • Page 73 AC line voltage requirements for the HP Disk Array XP1024 (DKU) Table 18 (page 73) lists the basic AC power requirements for a 50-amp, single-phase, XP1024 DKU. Table 18. 50-Amp, 50 or 60 Hz, Single-Phase DKU Operation Nominal Rated Voltage (VAC) Parameter Rated line current per power cord 22.3...
  • Page 74 Table 20 (page 74) lists the basic AC power requirements for a 60-amp, three-phase XP1024 R1 DKU. Table 20. 60-Amp, 50 or 60 Hz, three-phase R1 DKU operation Nominal Rated Voltage (VAC) Parameter Rated line current per 19.0 18.2 17.2 16.6 15.7 10.7 10.2 9.8 power cord (Arms) Number of power cords...
  • Page 75 Table 22 (page 75) lists the basic AC power requirements for a 30-amp, three-phase XP1024 DKU. Table 22. 30-Amp, 50 or 60 Hz, three-phase DKU operation Nominal Rated Voltage (VAC) Parameter Rated line current per 15.0 14.4 13.6 13.0 12.5 8.8 power cord (Arms) Number of power cords...
  • Page 76 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 77: Optional Software Products

    Optional software products Several optional HP software packages are available to increase your data accessibility and enable continuous access to user data on the disk array. This chapter describes how these optional software applications can help you run your disk array system. Before installing the optional software packages, refer to the package’s manual to verify equipment requirements.

  • Page 78: Xp Array Management

    XP array management HP StorageWorks XP Remote Web Console and Command View Advanced Edition (AE) Remote Web Console (RWC) is the standard management software package for the XP disk array. It provides a web-based interface for managing one disk array and is built into the SVP. To access RWC, you open a browser and enter the IP address of the SVP.

  • Page 79: Storage Management And Lun Security

    Storage management and LUN security HP StorageWorks LUN Configuration and Security Manager XP LUN Configuration Manager comes with three applications that are executed from Remote Web Console XP or StorageWorks Command View LUN Configuration Manager enables: • LUN creation and port assignment •...

  • Page 80: Remote And Local Data Replication

    Remote and local data replication Continuous Access XP, Continuous Access Extension XP, and Business Copy XP are valuable tools for creating copies of data for testing, backup, and disaster recovery. HP StorageWorks Continuous Access XP Continuous Access allows you to make ongoing synchronous copies of disk array data to a remote site 27 miles (43 kilometers) away.

  • Page 81: Failover And Load Balancing

    Failover and load balancing HP StorageWorks Auto Path XP Using Auto Path XP, you can enable Windows NT server I/O path failover and load balancing control for dual path connections. You can configure up to eight multiple paths per LUN that will provide automatic and transparent failover in the event of path failure.

  • Page 82: Performance Management

    Performance management HP StorageWorks Cache LUN XP Cache LUN XP enables you to reserve disk array cache memory for storing high-use data, greatly increasing access speed to that data. HP StorageWorks Auto LUN XP Auto LUN XP provides monitoring and disk usage analysis for your disk array based on user thresholds.

  • Page 83: Hp Storageworks Application Policy Manager Xp

    HP StorageWorks Application Policy Manager XP HP StorageWorks Application Policy Manager XP is a performance allocation and management tool for XP disk arrays. It lets you allocate storage performance resources to hosts by means of policies you define. It ensures that critical business processes have all the XP disk array performance they need to meet business objectives.

  • Page 84: Network Management Products

    Network management products HP OpenView SPI for XP Disk Arrays HP OpenView SPI for XP Disk Arrays establishes an agent that monitors XP disk arrays, provides a correlation of events on the disk arrays, and then forwards those events to the OpenView Operations management console. HP OpenView SPI for HP storage devices The OpenView SPI solutions enable integration of the XP disk array infrastructure into the OpenView Operations and OpenView Service...

  • Page 85: Mainframe Solutions

    Mainframe solutions HP StorageWorks Resource Manager XP HP StorageWorks Resource Manager XP allows you to share data stored on the disk array with mainframe systems and open system servers. This can reduce and optimize your storage maintenance and management overhead. HP StorageWorks Resource Manager XP allows an XP array to connect to a mainframe system via an ESCON link.
  • Page 86 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 87: Troubleshooting

    Troubleshooting This chapter explains the monitoring and reporting capabilities and the flow of troubleshooting used on the HP StorageWorks Disk Array family of disk arrays. Troubleshooting...

  • Page 88: Monitoring And Reporting

    Monitoring and reporting The disk array generates service information messages (SIMs) to identify normal operations, service requirements, and failures. SIMs can be generated on the disk array by the CHIP (Client Host Interface Processor) and ACP (Array Control Processor) microprocessors and by the internal service processor (SVP).

  • Page 89: Troubleshooting Flow Diagram

    Troubleshooting flow diagram When the system encounters trouble, it will report the trouble to the HP Storage Technology Center. If a failure occurs in the disk array, it is detected and reported to the system log, the SIM log, and the HP Storage Technology Center. Figure 13 is a flow diagram that explains the progress of error detection and reporting.
  • Page 90 HP Storage Stress Free Technology Center Central Failure SSB Log SIM Log SIM RC Figure 13. Error Detection and Reporting HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 91: Regulatory Statements

    Regulatory statements The following regulatory statements apply to the HP Disk Array XP128 and XP1024. Regulatory statements...

  • Page 92: Fcc Emc Statement (Usa)

    The end user of this product should be aware that any changes or modifications made to this equipment without the approval of Hewlett-Packard could result in the product not meeting the Class A limits, in which case the FCC could void the user’s authority to operate the equipment.

  • Page 93: Iec Statement (Worldwide)

    IEC Statement (Worldwide) This is a Class A product. In a domestic environment this product may cause radio interference, in which case the user may be required to take adequate measures. Regulatory statements...

  • Page 94: Emc Statement (Canada)

    EMC Statement (Canada) This Class A digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la Classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 95: Spécification Ati Classe A (France)

    Spécification ATI Classe A (France) DECLARATION D'INSTALLATION ET DE MISE EN EXPLOITATION d'un matériel de traitement de l'information (ATI), classé A en fonction des niveaux de perturbations radioélectriques émis, définis dans la norme européenne EN 55022 concernant la Compatibilité Electromagnétique. Regulatory statements...

  • Page 96: Vcci Emc Statement (Japan)

    VCCI EMC Statement (Japan) HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 97: Bsmi Emc Statement (Taiwan)

    BSMI EMC Statement (Taiwan) Regulatory statements...

  • Page 98: Rrl Emc Statement (Korea)

    RRL EMC Statement (Korea) HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 99: Harmonics Conformance (Japan)

    Harmonics Conformance (Japan) Regulatory statements...

  • Page 100: German Noise Declaration

    German Noise Declaration XP10000: Schalldruckpegel Lp = 70 dB(A) Am Arbeitsplatz (operator position) Normaler Betrieb (normal operation) Nach ISO 7779:1988 / EN 27779:1991 (Typprüfung) HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 101: Laser Safety

    Laser Safety When equipped with native Fibre Channel adapters or iSCSI adapters, this product contains a laser internal to the Optical Link Module (OLM) contained on the 4-port Fibre Channel Adapter board and 4-port FICON board, the 8-port Fibre Channel Adapter board and 8-port FICON board, and the 4-port iSCSI board for connection to a fiber communications network.

  • Page 102: Japan Denan Law Cordset Caution

    Japan DENAN law cordset caution Please use the supplied power cord. The power cord may not be used with other products. HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 103: Xp128 Declaration Of Conformity

    XP128 Declaration of Conformity Regulatory statements...

  • Page 104: Xp1024 Declaration Of Conformity

    XP1024 Declaration of Conformity HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 105: European Weee Statements

    European WEEE statements Czech Danish Regulatory statements...
  • Page 106 Dutch English Estonian HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...
  • Page 107 Finnish French German Regulatory statements...
  • Page 108 Greek Hungarian HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...
  • Page 109 Italian Latvian Lithuanian Regulatory statements...
  • Page 110 Polish Portuguese Slovak HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...
  • Page 111 Slovenian Spanish Swedish Regulatory statements...
  • Page 112 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 113: Glossary

    Glossary Array control processor. The ACP handles the passing of data between the cache and the physical drives held in the DKUs. ACPs work in pairs, providing a total of eight SCSI buses. Each SCSI bus associated with one ACP is paired with a SCSI bus on the other ACP pair element. In the event of an ACP failure, the redundant ACP takes control.
  • Page 114 C-Track The HP StorageWorks Continuous Track XP software program, which detects internal hardware component problems on a disk array and automatically reports them to the HP STC. The HP StorageWorks Continuous Access XP program, which enables you to replicate data stored on a local disk array to a remote disk array. cache Very high speed memory that is used to speed I/O transaction time.
  • Page 115 Control unit. Custom volume size. CVS devices (OPEN-x CVS) are custom volumes configured using array management software to be smaller than normal fixed-size OPEN system volumes. Synonymous with volume size customization (VSC). disk adapter (DKA) Synonymous with the term ACP. disk unit (DKU) The array hardware that houses the disk array physical disks.
  • Page 116 HP-UX host. hot standby Using two or more servers as a standby in case of a primary server failure. Hewlett-Packard Development Company. Input/output (applies to an operation or device). Local area network. Logical device. An LDEV is created when a RAID group is carved into...
  • Page 117 Light emitting diode. local disk A disk in the host. Logical unit. Logical unit number. A LUN results from mapping a SCSI logical unit number, port ID, and LDEV ID to a RAID group. The size of the LUN is determined by the emulation mode of the LDEV, and the number of LDEVs associated with the LUN.
  • Page 118 Operating system. Physical address. parity group A parity group is a disk configuration in which multiple disks work together to provide redundancy. Synonymous with “array group.” partition Dividing a specific physical disk into two or more areas as if there are two or more physical disks.
  • Page 119 HP StorageWorks RAID Manager XP, a command line interface for managing XP arrays. R-SIM Remote service information message. R/W, r/w Read/write. script file A file containing a shell script. SCSI Small computer system interface. shell script A command sequence executed by a UNIX shell. sidefile An area of cache used to store the data sequence number, record location, record length, and queued control information.
  • Page 120 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

  • Page 121: Index

    Index disaster recovery authorized reseller, HP 10 Continuous Access Extension XP 80 authorized resellers 9 Continuous Access XP 80 disk array features connectivity 14 browser-based console continuous data availability 12 Command View XP Advanced Edition 78 data integrity 17 Remote Web Console XP 78 ESCON connectivity 15 Fibre Channel connectivity 14 hardware features 17...
  • Page 122 documentation high availability audience 7 Business Copy XP 80 conventions 8 for related products 7 authorized reseller 10 related 7 HP Disk Array XP1024 with P Disk Array XP512 DKUs 49 HP StorageWorks E Disk Array XP512 Emergency power-off 37 advantages 11 Emergency power-off switch 65 environmental specifications...
  • Page 123 optional software related documentation Auto LUN XP 82 list of 7 Auto Path XP 81 remote console Business Copy XP 80 hardware requirements 28 Cache LUN XP 82 Remote Web Console XP 78 Command View XP Advanced Edition 78 resellers, authorized 9 Continuous Access Extension XP 80 Continuous Access XP 80 safety precautions...
  • Page 124 web site HP storage 9 HP support 8 web-based console Command View XP Advanced Edition 78 Remote Web Console XP 78 XP1024 second service processor 50 XP128 second service processor 27 XP48 disk array safety 24 XP512 DKU Diagram 54 HP StorageWorks Disk Arrays XP128/XP1024 Owner’s Guide...

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