Hp XP Business Copy Software Manual de usuario

HP StorageWorksBusiness Copy XP user guidefor the XP128/XP1024Part number: T1613-96002Second edition: December 2005

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Business Copy XP user guide for the XP128/XP1024 111 Business Copy XP (BC) for the XP128/XP1024Business Copy XP (BC) maintains internal copies of user

12 Business Copy XP (BC) for the XP128/XP1024• ”BC software on the Command View XP management station or XP Remote Web Console” on page 13Figure 1 BC

Business Copy XP user guide for the XP128/XP1024 13differential data in the S-VOL (due to P-VOL and S-VOL updates) is copied to the P-VOL, so the P-VO

14 Business Copy XP (BC) for the XP128/XP1024Maximum number of pairsThe number of copy pairs BC can create is the difference between total number of a

Business Copy XP user guide for the XP128/XP1024 15 = 2,048 when number of CUs is equal to or less than 4 = 4,096 when number of CUs is equal to or mo

16 Business Copy XP (BC) for the XP128/XP1024BC operationsSet reserve attribute operationThis operation reserves a volume so it can be used as a BC S-

Business Copy XP user guide for the XP128/XP1024 17Initial copy operationThis operation occurs when you create a new volume pair (see Figure 2). The B

18 Business Copy XP (BC) for the XP128/XP1024• If shared memory is lost (for example, offline micro exchange or volatile PS on), the differential bitm

Business Copy XP user guide for the XP128/XP1024 19Pairresync operationsTo change the status of the pairs from PSUS to PAIR, or from PSUE to PAIR, you

Legal and notice information© Copyright 2005 Hewlett-Packard Development Company, L.P.Confidential computer software. Valid license from HP required f

20 Business Copy XP (BC) for the XP128/XP1024differential map is copied, and the P-VOL remains accessible to all hosts for read and write operations.

Business Copy XP user guide for the XP128/XP1024 21restore operation. Quick restore cannot be performed on L2 cascade pairs. Table 5 lists operational

22 Business Copy XP (BC) for the XP128/XP1024• Release the Cache LUN XP settings of the P-VOL and S-VOL before the quick restore operation, and reset

Business Copy XP user guide for the XP128/XP1024 23Pair status and time required for pairresyncThe pairresync operation can be performed on a split pa

24 Business Copy XP (BC) for the XP128/XP1024Use the Pairsplit-S window (see ”Deleting BC pairs (Pairsplit-S)” on page 54) to delete BC pairs. When a

Business Copy XP user guide for the XP128/XP1024 25The following figure shows the state of the S-VOL after the quick restore operation with or without

26 Business Copy XP (BC) for the XP128/XP1024For the Level 2 (L2) pairs, the L1 S-VOLs are now all acting as L2 P-VOLs. Because they are already a mem

Business Copy XP user guide for the XP128/XP1024 27• “MU#” in Figure 7 means MU number, which identifies each MU. MU#=1 under S-VOL1 means the MU numb

28 Business Copy XP (BC) for the XP128/XP1024read/write operations from host to node volume and status of L1/L2 pairs. Table 10 shows the relationship

Business Copy XP user guide for the XP128/XP1024 29When the At-Time Split function is enabled, data in all P-VOLs in the same consistency group is cop

Business Copy XP user guide for the XP128/XP1024 3About this guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 Business Copy XP (BC) for the XP128/XP1024NOTE: After the pairsplit, response time of the first I/O to each logical unit (LU) can be up to approxim

Business Copy XP user guide for the XP128/XP1024 31complete, the pair status changes to PSUS and you can access the split S-VOL. The update copy opera

32 Business Copy XP (BC) for the XP128/XP1024Cautions on switching off the power supplyTo switch off the power supply of the disk array during BC oper

Business Copy XP user guide for the XP128/XP1024 33representative to ensure that your disk array is optimized for your configuration of concurrent ope

34 Business Copy XP (BC) for the XP128/XP1024CAUTION: See ”Pairresync operations” on page 19 for important information on performing quick restore ope

Business Copy XP user guide for the XP128/XP1024 35• Use Continuous Access XP to provide remote backup copies of BC P-VOLsFigure 10 BC and Continuous

36 Business Copy XP (BC) for the XP128/XP1024NOTE: This configuration does not allow BC and Continuous Access XP to copy at the same time. Create the

Business Copy XP user guide for the XP128/XP1024 37The following icons appear in the tree:NOTE: You can filter volumes or volume pairs displayed in th

38 Business Copy XP (BC) for the XP128/XP1024NOTE: The value (Y) does not include Auto LUN XP pairs. If Auto LUN XP pairs exist, the BC paircreate ope

Business Copy XP user guide for the XP128/XP1024 39• Progress: If the volume pair is in COPY status, the copy progress (%) is displayed (for example,

4Setting reserve attributes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43Reservi

40 Business Copy XP (BC) for the XP128/XP1024Detail windowThis window displays information for the selected volume or pair. To open the Detail window,

Business Copy XP user guide for the XP128/XP1024 41Display Filter windowThis window filters volumes displayed in the Volume list by reserve attribute,

42 Business Copy XP (BC) for the XP128/XP1024Preset Volume listThe Preset Volume list is located below the Volume list, and lists the specified operat

Business Copy XP user guide for the XP128/XP1024 43• S-Vol Path: CU:LDEV (control unit image:logical device ID) of the S-VOL. • Pace: Copying pace for

44 Business Copy XP (BC) for the XP128/XP10243. Display reserved SMPL volumes in the Volume List.NOTE: To display unreserved SMPL volumes in the Volum

Business Copy XP user guide for the XP128/XP1024 455. In the Reset Reserve Attribute window, select the volume you want to unreserve, and click OK.The

46 Business Copy XP (BC) for the XP128/XP1024• Path: CU:LDEV of the P-VOL. • MU: MU number of the P-VOL.• Status: Status of the P-VOL.• Port: Port ID

Business Copy XP user guide for the XP128/XP1024 47• Cascade: Adds the selected S-VOL and P-VOL (node volume) to the Paircreate Volume List as a L2 pa

48 Business Copy XP (BC) for the XP128/XP1024CAUTION: The L2 paircreate operation overwrites all existing data on the L2 S-VOLs. You are responsible f

Business Copy XP user guide for the XP128/XP1024 49• ”Creating and splitting pairs” on page 50Pairsplit Volume ListThis list in the upper half of the

Business Copy XP user guide for the XP128/XP1024 522 Paircreate window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50 Business Copy XP (BC) for the XP128/XP1024Buttons• Set: Adds the selected S-VOL and P-VOL to the Pairsplit Volume List as an L1 pair. • Change: Rep

Business Copy XP user guide for the XP128/XP1024 51CAUTION: The P-VOL and S-VOL are synchronized only when the pair status changes from COPY(SP) or PS

52 Business Copy XP (BC) for the XP128/XP1024Resynchronizing BC pairs (Pairresync)The Pairresync window displays pair information for pairs selected o

Business Copy XP user guide for the XP128/XP1024 53Resynchronizing one or more BC pairs1. Unmount the split (PSUS) S-VOLs before starting the pairresy

54 Business Copy XP (BC) for the XP128/XP1024Suspending BC pairs (Pairsplit-E)The Pairsplit-E window displays pair information for pairs selected on t

Business Copy XP user guide for the XP128/XP1024 55and PSUS(SP) pairs) in the Volume list on the BC main screen, right-click the selected pairs, and s

56 Business Copy XP (BC) for the XP128/XP1024Viewing BC pair status and historyThe History pane displays current BC pair status information and BC pai

Business Copy XP user guide for the XP128/XP1024 574740 - 474F PSUS END BC pairsplit operation ended, and pair status changed to PSUS.4750 - 475F COPY

58 Business Copy XP (BC) for the XP128/XP1024Setting BC optionsYou can set the BC options by selecting and/or clearing the option check boxes on the O

Business Copy XP user guide for the XP128/XP1024 590801 The BC feature could not be used. Ensure that the disk array has the correct microcode level f

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60 Business Copy XP (BC) for the XP128/XP10240880-08FFLogical contradiction. Call HP technical support for assistance.0C70 A P-VOL is not installed. V

Business Copy XP user guide for the XP128/XP1024 611026 It is impossible to make a pair any more because the volume that was specified as P-VOL is roo

62 Business Copy XP (BC) for the XP128/XP1024104E The volume specified as a Reserve volume is being used as a CA P-VOL.Delete the Continuous Access XP

Business Copy XP user guide for the XP128/XP1024 63IndexAactivity codes 56At-Time Split function 28attributes, resetting reserve 44audience, documenta

64operationsoverview of 11pair status and 27Option screen 58PP.I.T. backups 14PAIR statusabout 31operations available 27pairresync operation 19shortcu

Business Copy XP user guide for the XP128/XP1024 65Swap&Freeze 24update copy operation 17Volume list 37, 38Qquick pairresync operation 19quick res

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Figures1 BC overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Tables1 Recommended and minimum firmware versions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 Document conve

Business Copy XP user guide for the XP128/XP1024 7About this guideThis guide provides information about the following:• ”Overview of BC operations” on

8Document conventions and symbolsCAUTION: Indicates that failure to follow directions could result in damage to equipment or data.IMPORTANT: Provides

Business Copy XP user guide for the XP128/XP1024 9Subscription serviceHP strongly recommends that customers register online using the Subscriber'