IBM XIV Storage System Copy Services and Migration

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64 IBM XIV Storage System: Copy Services and Migration
3Chapter 3.Volume copyThe XIV Storage System provides the ability to copy a volume into another volume. Thisvaluable feature, known as volume copy, is best used for duplicating an image of the volumewhen the data residency is extremely long and the information diverges after the copy iscomplete.© Copyright IBM Corp. 2010. All rights reserved. 65
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Front coverIBM XIV Storage System:C
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Note: Before using this information
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7.9.4 Host server cannot access the
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viiiIBM XIV Storage System: Copy Se
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TrademarksIBM, the IBM logo, and ib
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Recovery Program at the Pentagon fo
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Comments welcomeYour comments are i
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1.1 Snapshots architectureBefore we
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A logical volume is represented by
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If you know in advance that an auto
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An application can utilize many vol
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Note: The creation date of the dupl
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Along with these properties, the tr
Page 30 and 31: The GUI also lets you specify the d
Page 32 and 33: pointers to the original data are l
Page 34 and 35: For the second scenario, the origin
Page 36 and 37: Figure 1-28 no longer displays the
Page 38 and 39: To examine the details of the scena
Page 40 and 41: Restriction: Volumes in a consisten
Page 42 and 43: When created, the consistency group
Page 44 and 45: The new snapshots are created and d
Page 46 and 47: To obtain details about a consisten
Page 48 and 49: Example 1-12 illustrates the snap_g
Page 50 and 51: 1.5 MySQL database backup exampleMy
Page 52 and 53: Before running the backup script, a
Page 54 and 55: # XCLI command to perform the backu
Page 56 and 57: 40 IBM XIV Storage System: Copy Ser
Page 58 and 59: 2.1 OverviewThis section includes a
Page 60 and 61: Figure 2-2 shows the Tivoli Storage
Page 62 and 63: ►For exchange data, the Microsoft
Page 64 and 65: 2.4.1 XIV VSS Provider installation
Page 66 and 67: Provide specific information regard
Page 68 and 69: The Windows server is now ready to
Page 70 and 71: 3. The Requirements Check dialog wi
Page 72 and 73: 5. The completion window shown in F
Page 74 and 75: To perform a VSS snapshot backup of
Page 76 and 77: CLUSTERnodePASSWORDAccessNOGenerate
Page 78 and 79: To see a list of the available VSS
Page 82 and 83: 3.1 Volume copy architectureThe vol
Page 84 and 85: Figure 3-2 provides an example of t
Page 86 and 87: After the copy is complete, power u
Page 88 and 89: 4.1 XIV Remote Mirroring overviewTh
Page 90 and 91: ►Host read operations are perform
Page 92 and 93: Figure 4-4 shows remote mirror conn
Page 94 and 95: 4.2.2 Operational proceduresMirrori
Page 96 and 97: After mirroring has been implemente
Page 98 and 99: 4.3 XIV Remote Mirroring usageRemot
Page 100 and 101: ►Metro region plus out-of-region
Page 102 and 103: Figure 4-15 shows an XIV local snap
Page 104 and 105: ►XIV target configuration: synchr
Page 106 and 107: ►XIV target configuration: bi-dir
Page 108 and 109: Connections must be made between po
Page 110 and 111: In Figure 4-28, five of the seven e
Page 112 and 113: If multiple volumes will have depen
Page 114 and 115: there are certain additional constr
Page 116 and 117: In synchronous mirroring, during st
Page 118 and 119: 4.4.11 Mirror reactivation and resy
Page 120 and 121: ►►The volume mirroring settings
Page 122 and 123: 4.4.16 Deleting mirror coupling def
Page 124 and 125: 10.Unmap master peers at XIV 2 from
Page 126 and 127: 6. Remove connectivity between the
Page 128 and 129: 4.7 Advantages of XIV mirroringXIV
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As seen in Example 4-1, in the Role
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hover the mouse over a port, as sho
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Selecting Configure opens a configu
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Connections are easily defined by c
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4.11.3 XCLI examplesXCLI commands c
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124 IBM XIV Storage System: Copy Se
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5.1 Synchronous mirroring configura
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- Slave CG / VolumeThis is the name
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2. On the Secondary XIV go to the R
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Adding a mirrored volume to a mirro
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5.3 Role reversalWith synchronous m
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uncommitted data, and it is the res
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►►The local site recoveryThe ol
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Example 5-8 List mirror couplingsFi
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5.5.3 Phase 3: recovery of the prim
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Reactivating the remote mirror coup
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5.5.4 Phase 4: switching production
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5. Reassign volumes back to the pro
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6.1 Asynchronous mirroring configur
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The slave volume must be unlocked a
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Using XCLI for volume mirroring set
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consistency group requires the volu
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Go to the Mirroring panel and verif
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-- Activate Mirror CGmirror_activat
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Change RPO and intervalThe required
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Deactivation on the masterTo deacti
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6.2 Role reversalChanging roles can
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Slave peer consistencyWhen the user
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►►A disaster that makes the who
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6.5.2 Mirroring ongoing operationFo
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The sync job runs and the mirror st
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Mirror synchronization statusSynchr
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GUI steps to duplicate a snapshot g
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Figure 6-42 New master volumesAfter
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XCLI commands for DR testingFigure
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1514131211109876543210OKACID /Diag2
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An example of selecting which metho
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not presented to the XIV. Check you
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Figure 7-3 depicts a fabric-attache
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4. Enter another port (repeating st
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c. Name: Enter a cluster name in th
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Important: You cannot use the XIV d
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7.3.4 Create and activate a data mi
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Important: If this is an online mig
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►►►►►►►►Define host
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4. Click New for a new system varia
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- Source LUN: Enter the decimal val
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The rate parameters can only be set
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eing generated by the migration pro
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If you chose to allow the XIV to de
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that volume must have been deleted
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►The volume on the source non-XIV
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7.10.4 Back-out after a data migrat
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TasknumberCompleted?Where toperform
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Using Microsoft calculator to conve
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7.12.3 HDS TagmaStore USPIn this se
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In Example 7-10 the XCLI commands s
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1011 0003 10.0 5001738000230153 Nex
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Using XIV DM to migrate an AIX file
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zone: nextrazap_dolly_fcs110:00:00:
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We now allocate the ESS 800 LUNS to
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We can also use a script provided b
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We then get a warning message. The
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8.1 Steps to take when using SVC mi
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When a partially populated XIV has
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8.3.3 Hardware dependenciesThere ar
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This leads to the following recomme
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8.4.3 Creating XIV volumes that are
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If your SVC uses firmware Version 5
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2. Define the SVC nodes to the XIV
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2. List the newly detected MDisks,
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8.7.2 Using VDisk mirroring to move
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8.8.2 Create the MDisk groupWe must
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8.9.2 Create the MDisk groupWe must
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In Example 8-42 we display the prog
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When an SVC volume is created we no
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In Example 8-55, we monitor the mig
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The VDisk moves from being in image
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the additional Fibre Channel ports
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TasknumberCompleted?Where toperform
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► Fibre Channel SAN Configuration
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DR testingGUI steps 179DS4000 190,
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RRDAC 227-228reactivation 111Recove
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emote mirroring peers 110remote tar
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IBM XIV Storage System: CopyService
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IBM XIV Storage System Copy Services and Migration

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