HP XP20000 Manuale del Proprietario

HP StorageWorksXP24000/XP20000 Disk Array Owner GuideAbstractThis guide describes the operation of the HP StorageWorks XP24000/XP20000 Disk Arrays. To

• One 60-disk chassisAdding storageYou can add more disk chassis in this order: R0, R1, R2, and R3. Each disk chassis contains 60 harddisk drives.Your

Web-based array managementThe XP disk arrays come with HP StorageWorks XP Remote Web Console, a Java-based interfacethat runs on the SVP and enables y

• XP Continuous Track software• Remote Web Console software• An XP Disk Array Documentation CD (includes owner's guide, OS configuration guides,

DocumentDescriptionNameHP StorageWorksXP24000/XP20000 Disk Encryp-tion User GuideEnables the user to implement encryption forboth open-systems and mai

DocumentDescriptionNameHP StorageWorksXP24000/XP20000 ExternalStorage Software User GuideRealizes the virtualization of the storage system.Users can c

DocumentDescriptionNameHP StorageWorksXP24000/XP20000 Volume Se-curity User GuideAllows users to restrict host access to data onthe storage system. Ma

DocumentDescriptionNameHitachi Dataset ReplicationUser Guide: Logical VolumeDividerOperates together with the XP Business Copy feature.Rewrites the OS

DocumentDescriptionNameHP StorageWorks XP Performance AdvisorSoftware command-line user interface userguideHP StorageWorks XP PerformanceAdvisor Softw

Overview of the HP XP24000/XP20000 Disk Array18

2 Hardware description of t he HPXP24000/XP20000 Disk ArrayThe HP StorageWorks XP series of disk arrays are high-performance RAID-capable disk array s

Legal and notice information© Copyright 2008, 2010 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP requ

Figure 2 XP24000 system architecture.XP20000 system architectureFigure 3 shows, the basic XP20000 disk array consists of three main sections: the powe

Figure 3 XP20000 system architecture.Physical assembliesThe XP24000 disk array includes the following major hardware assemblies (see Figure 4):• One d

Disk control frameThe DKC controls the disk array. It contains the control panel, connection hardware, power supplies,SVP, and control boards for the

Unit emergency power off switchThe UNIT EMERGENCY POWER OFF switch is located on the back of the DKC cabinet. For moreinformation about this switch, s

Figure 6 Disk drive installation in the HDU box.Figure 7 shows how the disk adapters connect to the HDUs in a fully expanded system.Figure 7 DKA and H

Figure 8 Intermixed R AID groups.Backup batteriesThe XP24000/XP20000 disk arrays use batteries and two modes of backup operation to providebackup powe

Figure 9 Battery de-staging and backup modes.When AC power is restored, the disk array powers on again automatically if the AUTO POWER-ONjumper is set

SpecificationFeature332 TB (where 1 TB = 1012bytes)(Usable storage is always less than the maximum raw storagecapacity.)Maximum storage capacity (not

SpecificationFeatureUp to 1024LUNs per portTable 5 XP20000 selected hardware specificationsSpecificationFeatureSingle-phase, 50 or 60 HzPowerOne XP200

SpecificationFeatureXP20000-specificSVP codeOptionally availableHigh-availability secondary SVP• RAID1 (2D+2D)• RAID1 (4D+4D)• RAID5 (3D+1P)• RAID5 (7

Contents1 Overview of the HP XP24000/XP20000 Disk Array ... 7Outstanding performance, capacity, and reliability ...

Noncondensing relative humid-ity (RH)Humidity range type5% to 95%Shipping and storage humidity range (product packed in factory packing)Mechanical vib

240 VAC50 Hz230 VAC50/60 Hz220 VAC50 Hz208 VAC60 Hz200 VAC50/60 HzParameter44444Number ofcircuit breakersTable 10 XP24000 DKC power specifications for

240 VAC50 Hz230 VAC50/60 Hz220 VAC50 Hz208 VAC60 Hz200 VAC50/60 HzParameter44444Number ofcircuit breakersTable 13 XP24000 DKU power specifications for

3 Operating the HP XP24000/XP20000Disk ArrayDuring normal operations, the disk array does not require your intervention and you should not attemptto o

CAUTION:Disk array maintenance must be done only by trained and qualified HP support representatives.Only an HP support representative can power off t

Managing the disk arrayThe Remote Web Console software allows browser-based management of a single disk array. Youcan install the optional HP StorageW

Control panel and LED descriptionsOnce the disk array is powered on and running normally, no user operations are required at thecontrol panel, except

DescriptionIndicatorLabelItemDuring normal operation, this LED should be off.• ON: One or more of the following:• DKC DC power is under voltage.• DC p

DescriptionIndicatorLabelItemDuring normal operation, this LED should be on.• ON: The disk array is plugged in and receiving powerfrom the primary AC

Planned power offOccasionally, you may need to plan a site power outage, such as during alterations to the datacenter, inspections, or work by the ele

Powering down the disk array ... 38Planned power off

2. Pull the switch up and then out towards you.The disk array shuts down immediately. The UNIT EMERGENCY POWER OFF switch mechanicallylocks itself in

2. Move the PS ON/OFF switch to the ON position.The following LED power sequence occurs:• BS-ON turns amber.• PS-ON turns green.• SUB-SYSTEM MESSAGE m

Operating the HP XP24000/XP20000 Disk Array42

4 Troubleshooting th e HPXP24000/XP20000 Disk ArrayService information messagesThe system generates service information messages (SIMs) to identify no

24x7 to ensure maximum system availability by providing intelligent event diagnosis, and automatic,secure submission of hardware event notifications t

ApplicationDescriptionHPProductFor a customer whose strict security protocols specifically prohibit inbound/outbound traffic to/from the data center a

2. The failure is reported to the system.3. The system stores the failure information in the system log.4. The generated SIMs are stored on the system

5 Support and other resourcesRelated documentationThe following documents provide related information:• HP StorageWorks XP24000/XP20000 Disk Array Sit

WARNING!To reduce the risk of personal injury or damage to equipment:• Extend leveling jacks to the floor.• Ensure that the full weight of the rack re

6 Regulatory statements for th e HPXP24000/XP20000 Disk ArrayFCC EMC statement (USA)This equipment has been tested and found to comply with the limits

FiguresDisk array simplified SAN connection ... 91XP24000 system architecture .

IEC statement (worldwide)This is a Class A product. In a domestic environment this product may cause radio interference, inwhich case the user may be

Harmonics conformance (Japan)German noise declarationXP24000/XP20000: Schalldruckpegel Lp = 70 dB(A)Am Arbeitsplatz (operator position)Normaler Betrie

European WEEE statementsCzechDanishDutchEnglishRegulatory statements for the HP XP24000/XP20000 Disk Array52

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GreekHungarianItalianLatvianRegulatory statements for the HP XP24000/XP20000 Disk Array54

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GlossaryACP Array control processor.AL Arbitrated loop.AL-PA Arbitrated loop physical address.allocation The ratio of allocated storage capacity versu

disk array supports a certain number of CUs, depending on the disk array model.Each CU can manage multiple LDEVs. Therefore, to uniquely identify a pa

failover An operation that reverses replication direction so that the destination becomesthe source and the source becomes the destination. Failovers

TablesRemote Web Console-based software for XP24000/XP20000 disk arrays ... 121Host/Server-based software for the XP24000/XP20000 di

mirroringconsistencyThe consistency (usability) of data in a volume (for example, S-VOL).MIX A circuit board in the disk control unit that includes di

family members. Consult the owner’s guide or your HP representative for thedetails about which RAID levels are supported by your specific XP disk arra

Glossary62

IndexAAC line voltage, 30AC power cords, 30array management, 11automatic restart, 41Bbackup battery operation mode, 25batteries, backup, 25, 40CC-Trac

HP Insight Remote Support Advanced, 8HP Storage Technology Center. See STC, 8humidity specifications, 30IInternet-based remote support, 43LLEDControl

XXP Continuous Track, 7, 8, 37, 43, 46XP Continuous Track, 7, 8, 37, 43, 46XP24000/XP20000 Disk Array Owner Guide 65

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1 Overview of the HP XP24000/XP20000Disk ArrayThis disk array is part of the HP StorageWorks XP series of high-performance RAID-capable disk arraysyst

NOTE:Although access to data is not compromised, the failure of a key component can cause a temporaryreduction in disk array performance.Nondisruptive

Figure 1 Disk array simplified SAN connection.ScalabilityThe disk arrays are scalable to accommodate your current and future storage capacity needs.XP