Compaq StorageWorks 1000 - Modular Smart Array Manuale di Servizio Pagina 1

HP StorageWorks 1000 Modular Smart Arraymaintenance and service guideThis guide provides procedures and diagnostics needed for the maintenance, servic

User documentation is available in the following locations:• MSA1000/1500 documentation CD• Technical documentation page of the MSA1000 website: http:

• RAID 6 configurations can tolerate simultaneous failure of two hard drives in the array.Compromised fault toleranceEach RAID configuration has inheren

b. Make copies of important data, if possible.c. Replace any failed hard drives and allow the Automatic Data Recovery (ADR) process to rebuildthe data

• When RAID 6 (ADG) is used, two drives can fail simultaneously (and be replaced simultaneously)without data loss.•Iftheoffline drive is a spare, the d

Failure of another drive during rebuildIf a non-correctable read error occurs on another physical drive in the array during the rebuild process,the On

104Hard drive failures and faulted LUNs

10 Array controller firmwareEach array controller contains Read-Only Memory (ROM), which holds the firmware that operates thecontroller. In dual-control

If the firmware version on the two controllers is not the same, the following prompt is displayed in thecontroller LCD panel: CLONE FIRMWARE ? ‘<‘ =

The following instructions and examples use HyperTerminal. For more information, see userdocumentation for your emulator program.a. On the menu bar at

6. In dual-controller configurations only, if the newly installed firmware on the recovered controllerdiffers from the firmware on the active controller,

11 SCSI hard drive firmwareSCSI hard drive firmware updates are performed from the bootable ProLiant Firmware Maintenance CDand are required only when t

HP technical supportFor worldwide technical support information, see the HP support website: http://www.hp.com/support.Before contacting HP, collect t

110SCSI hard drive firmware

A Regulatory compliance andsafetyRegulatory complianceFederal Communications Commission noticePart 15 of the Federal Communications Commission (FCC) R

Declaration of conformity for products marked with the FCC logo, United States onlyThis device complies with Part 15 of the FCC Rules. Operation is su

European Union noticeProducts bearing the CE marking comply with the EMC Directive (89/336/EEC) and the Low VoltageDirective (73/23/EEC) issued by the

Korean noticesSafety noticesBattery replacement noticeYour computer is equipped with a lithium manganese dioxide, a vanadium pentoxide, or an alkaline

Taiwan battery recycling noticeThe Taiwan EPA requires dry battery manufacturing or importing firms inaccordance with Article 15 of the Waste Disposal

• Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis.Wrist straps are flexible straps with a minimum of 1 megoh

IndexAACcircuit overload, warning,65accumulators, 114ADU, described,30alkaline battery warning, 114audience,9Avis Canadien, regulatory compliance noti

fibre subsystem link failure,56fibre subsystem link OK,56fibre switch hardware failure,56firmware flash done,53firmware fl ashdoneonbox#<n>,53firmware fl

device preparationremoving power,70warnings and precautions,65device, unloading from pallet,64diagnostic tools,29disposal, battery,114,115dissipating

12About this guide

Federal Communications Commission. SeeFCC,111Fibre Channel I/O modulereplacing,83figuresLEDscontroller,22fibre channel 1/0 module,25firmwarecloning,105cl

storage box fan hot inserted,54storage box fan hot removed,54storage box fan OK,53storage box hot added,55storage box hot removed,55storage box power

regulatory complianceinformation number,112noticesBSMI, 113Canada,112Class A, 111Class B,111European Union, 113HP series number,112IEC EMC statement,

1 Illustrated parts list8765243115490ItemDescriptionService replacementmodule part numberAdditional/optionalmodule part numberCustomer Self RepairStan

Other available items:SCSI hard drivesContact HP Support Contact your HPAuthorized ResellerOptionalMSA1000 controllerwith 128MB cache314718–001n/aOpti

2SpecificationsThis chapter provides operating and performance specifications for the MSA1000.Included in this section:•Chassisspecifications•Memoryspeci

Chassis specificationsItemDescriptionHeight17.5 cm (6.9 in)Width52.1 cm (20.5 in)Depth48.3 cm (19.0 in)Weight (no hard drives installed, single power s

Memory specificationsItemDescriptionSpeed100 MHz minimumWidth 80 bitsNOTE:Use only HP battery-backed cache accelerator modules.Power supply module spec

18Specifications

3 System components and LEDsThis chapter includes fi gures and tables that identify system components and describe chassis andmodule LEDs patterns.Incl

Legal and notice information© Copyright 1999, 2002–2006-NaN Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from

Rear view1824 324 3567155781Fibre Channel blanking panel2Power supply/blower assemblies3Power supply/blower assembly LEDs4AC power cord connectors5SCS

Chassis LEDsThe chassis LEDs provide fundamental status information about the MSA.12315582Item NameCondition ColorMeaningBlinkingGreenNormal1Heartbeat

Controller LEDsDuring normal runtime, the array controller has 18 LEDs that indicate controller activity or malfunction.1 0 162345679 8 17101112131415

Hard drive LEDsWhen a hard driveisconfi gured as a part of an array and attached to a powered-on controller, thestatus of the hard drive can be determi

On or Off‘BlinkingOff The hard drive is being accessed in one of the following ways:• Theharddriveisareplacementharddriveandisbeingrebuilt.• If the on

Fibre Channel I/O module LEDsThe Fibre Channel I/O module has three LEDs. The following figure and table describe their locationsand meanings.13215587I

Power supply/fan assembly LEDsEach power supply/fan assembly has one LED.The LED is illuminated when both the power supply and the fan are operational

SCSI I/O module LEDsThe SCSI I/O module with integrated EMU has three LEDs. The following figure and table describetheir locations and meanings.31 2155

28System components and LEDs

4 Available diagnostic toolsThe following is a partial list of the tools that are supported for use with the MSA:•ArrayConfiguration Utility (ACU) over

ContentsAboutthisguide ... 9Intendedaudience... 9Prerequisites ...

• ACU website: http://h18000.www1.hp.com/products/servers/priliantstorage/softwaer-management/acumatrix/index.html.Array Configuration Utility Command

data for reporting and graphing. HP-SIM also provides base-level management of HP clients, printers,and selected storage.HP recommends using HP-SIM to

• Manual and automatic (real-time) analysis capabilities on local or remote machines• Filtering capabilities on error logs• Automatic notification (cus

5 LCD panel and messagedescriptions• LCD panel overview•LCDmessagetypes•LCDmessagedescriptionsNOTE:Some messages may specify a box number. For the MSA

1 2 3 4 567155761Fault LED—indicates an internal MSA component failure or external storage enclosure failure2Two-line, twenty-column text message LCD

User input messagesUser input messages indicate that the system has encountered a situation that allows user input. The usercan select from a number o

Message TypeDescription Action04 ENABLE VOLUMES ?'<'=NO, '>'=YESUser inputAn issue has been foundwith all of the configuredvo

Message TypeDescription Action10 FIRMWARE FLASHFAILEDErrorROM flash failed. Download new firmwarefrom the HP website andinitiate the firmware updateagain

Message TypeDescription Action24 BAD SCSI BUSMODE NON-LVD DEVICEFOUNDErrorThe MSA does notsupport SCSI SingleEnded (SE) devices; itonly supports SCSI

Message TypeDescription Action32 CHASSIS NVRAMCONTENTS CORRUPTEDErrorThe MSA has non-volatilememory on it that containsrequired informationneeded to o

6Customerreplaceablecomponents... 59Proceduraloverview... 60Customerselfrepair ...

Message TypeDescription Action44 REDUNDANCYFAILED MISMATCHHARDWAREErrorBoth array controllers mustcontain the same hardwarefor them to successfullyent

Message TypeDescription Action48 REDUNDANCYHALTED FIRMWARECLONEDInformationalBoth array controllersmust run the same versionof firmware for them tosucc

Message TypeDescription Action52 REDUNDANCYFAILED PCI BUSERRORErrorWhile either attemptingto enter redundant modeor already operating inredundant mode

Message TypeDescription Action60 NO CACHE MODULEFOUNDErrorThe array controller requiresat least one cache modulein order to operate. Eitherone is not

Message TypeDescription Action67 CACHE HARDWARETEMPORARILYDISABLEDInformationalThe cache memoryhardware has temporarilybeen disabled, typicallybecause

Message TypeDescription Action72 CACHE ERROR <n>IGNORE? <=NO, >=YESUser inputDuring power up, data wasfound in the cache thatcould not be

Message TypeDescription Action81 SMART DRIVEALERT BOX #<n>,BAY <n>InformationalA SCSI hard drive may beclose to failing. This wasdetermine

Message TypeDescription Action89 INVALID CONFIGBOX #<n>, BAY <n>ErrorFor the MSA1500, beforeusing an attached MSA20,the MSA20 is checkedto

Message TypeDescription Action106 VOLUME #<n>STATE WAITING TOREBUILDInformational The configured volume iswaiting to start rebuildingdata on a SC

Message TypeDescription Action112 VOLUME #<n>REBUILD FAILUREErrorThe rebuild operation onthe confi gured volume hasfailed.If the volume is still

Replacingafanmodule ... 88Beforeyoubegin ... 88Verifyingcomponentfailure...

Message TypeDescription Action123 TOO MANYVOLUMES DETECTEDErrorThe array controller onlysupports a maximum of32 configured volumes.More volumes than th

Message TypeDescription Action151 BEACON OFFInformationalThe LEDs on the MSA andall connected hard drivesare no longer blinkingbecause the host-baseda

Message TypeDescription Action301 RECOVERY ROMAUTOFLASH DONEInformationalThe array controller hassuccessfully completed theprocess of copying thecurre

Message TypeDescription Action306 FIRMWARE FLASHSTARTEDInformationalThe array controller inthe MSA has started thefirmware flash process.Do not turn off

Message TypeDescription Action402 STORAGE BOX#<n> FAN DEGRADEDErrorA fan in the specifiedstorage enclosure is notoperating at full efficiency.Thef

Message TypeDescription Action412 STORAGE BOX#<n> EMU NOTRESPONDINGErrorAn EMU in the specifiedstorage enclosure is notresponding to commands.Mak

Message TypeDescription Action511 FIBRE CHANNELSUBSYSTEM HARDWAREFAILUREErrorThe array controller's FibreChannel subsystem hasencountered a criti

Message TypeDescription Action518 PERSISTENT MEMENABLEDInformationalPersistent memory data hasbeen successfully initialized.519 PERSISTENT MEMDISABLED

58LCD panel and message descriptions

6 Customer replaceablecomponentsThis chapter includes the following information regarding the removal and replacement of MSA1000components:•Procedural

Canadiannotice(avisCanadien) ... 112ClassAequipment... 112ClassBequipment...

Procedural overviewTo help you successfully replace hardware components on your storage system, the following informationis included in all component

For more information about HP's customer Self Repair program, contact your local service provider. Forthe North American program, go to: http://w

Warnings and precautions• Electrostatic Discharge Information• Grounding methods•EquipmentSymbols• Weight Warning• Rack warnings and precautions•Devic

Equipment symbolsThe following symbols may be located on equipment in areas where hazardous conditions may exist.WARNING!Any enclosed surface or area

Weight warningWARNING!The device can be very heavy. To reduce the risk of personal injury or damage to equipment:• Remove all hot-pluggable power supp

WARNING!Verify that the AC power supply branch circuit that provides power to the rack is not overloaded.Overloading AC power to the rack power supply

CAUTION:To properly ventilate the system, you must provide at least 7.6 centimeters (3.0 inches) of clearance at thefront and back of the device.CAUTI

Determining whether a component is hot-pluggableBefore removing any serviceable part, determine whether the part is hot-pluggable or non-hot-pluggable

Connecting power to the MSAHP strongly recommends using the power cord shipped with the MSA. If using a different power cord,your power cordshould be

Applying powerto the MSABefore applying power to the MSA, all components of the storage system must be installed and connectedto the supported interco

Tables1..Documentconventions... 102..LCDpanelmessages ... 353..Component hot-pluggability ...

Removing powerfrom the MSACAUTION:System power to the MSA does not shut off completely with the power switch. The two positions of thefront panel powe

Removing or installing a Fibre Channel interconnect blankBefore you beginCAUTION:• Before removing a component or blanking panel from an operational d

Removing or installing a hard drive blankBefore you beginCAUTION:• Before removing a component or blanking panel from an operational device, make sure

Replacing a harddriveBefore you beginCAUTION:• Before removing a component or blanking panel from an operational device, make sure that youhave the re

• If you replace a hard drive while the system is off, it may be necessary to rebuild the replacedhard drive.1. Review all warnings, cautions, and pre

21155933. Close the ejector lever against the front of the hard drive (2).4. Verify that the hard drive is firmly engaged and that the ejector lever is

Replacing the controller, controller cache, or controller batteryThe following sections detail procedures for replacing an MSA array controller, contr

Verifying component failureBefore replacing the controller, cache module, or battery pack:• Check the controller LCD display panel for error messages.

Removing the controller cache moduleIf your system is equipped with a single controller, and you must replace the controller cache:• You must schedule

WARNING!There is a risk of explosion, fire, or personal injury if the battery pack is incorrectly replaced ormistreated. To reduce the risk:• Do not at

8

155175. Lift the pack upward to unhook the top of the battery pack.155186. Wait approximately 15 seconds after removing the old battery to allow the b

5. After the battery pack is hooked in position, swing the pack downward, ensuring that the bottomclip and two pegs line up with the holes in the cach

21155953. If necessary, power on the MSA as instructed in Connecting the Power and Applying power tothe MSA.NOTE:Each time a system with two controlle

Replacing a Fibre Channel I/O moduleBefore you beginCAUTION:• Before removing a component or blanking panel from an operational device, make sure that

CAUTION:Use appropriate precautions when handling Fibre Channel cables:• Touching the end of a Fibre Channel cable will either damage the cable or cau

Replacing a 2-Gbsmall form factor pluggable (SFP) transceiverThe transceiver is hot-pluggable, so it is not necessary to power down the system to repl

Verifying properoperationAfter replacingthe failed SFP, verify that:• The 1-Gb and 2-Gb link-status LEDs on the Fibre Channel I/O module cycle through

3. While lifting up the power supply module latch (1), grasp the fan element and pull the defectivepower supply assembly out of the chassis (2).121555

Replacing a fanmoduleThe variable-speed fan module is hot-pluggable, so it is not necessary to power down the system toreplace it.Before you beginCAUT

11215555CAUTION:Pressing the center section of the fan can damage the blades. Press only the outer edgeof the fan.Installing the component1. Align the

About this guideThis guide provides information about:• Maintaining the MSA• Servicing the MSAWARNING!To reduce the risk of personal injury from elect

Replacing the SCSI I/O moduleCAUTION:The SCSI I/O module with an integrated EMU is not hot-pluggable. Before replacing the module, all I/Ofrom the ser

Installing the component1. Slide the replacement SCSI I/O module into the bay until it clicks into place.155602. Reconnect all SCSI cables.NOTE:Ensure

Verifying component failureBefore replacing the power button module:• Verify that themodule status LED is not illuminated or is flashing amber.• Check

Installing the component1. Slide the replacement power button module into the bay until it clicks into place.2. Reinstall allhard drives in slots 10–1

94Customer replaceable components

7 Enclosure and hard drivemigrationsThis section describes the following:• Adding a new storage enclosure• Migrating existing enclosures• Moving hard

4. Attach SCSI cables to the MSA expansion SCSI connectors.5. Attach the SCSI cables to the expansion storage enclosures.6. Attach the power cords to

8 Capacity expansion andextensionArray expansion is the addition of physical hard drives to an array that has already been confi gured. Thecapacity of

98Capacity expansion and extension

9 Hard drive failures and faultedLUNsThe purpose of fault-tolerant array configurations is to protect against data loss due to hard drive failure.Each