IBM XIV Storage System Copy Services and Migration

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► Fibre Channel SAN Configuration Guidehttp://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_san_cfg.pdf► Basic System Administration (VMware Guide)http://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_admin_guide.pdf► Configuration of iSCSI initiators with VMware ESX 3.5 Update 2http://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_iscsi_san_cfg.pdf► ESX Server 3 Configuration Guidehttp://www.vmware.com/pdf/vi3_35/esx_3/r35u2/vi3_35_25_u2_3_server_config.pdfOnline resourcesThese Web sites are also relevant as further information sources:► IBM XIV Storage Web sitehttp://www.ibm.com/systems/storage/disk/xiv/index.html► System Storage Interoperability Center (SSIC)http://www.ibm.com/systems/support/storage/config/ssic/index.jsp► Storage Networking Industry Association (SNIA) Web sitehttp://www.snia.org/► IBM Director Software Download Matrix pagehttp://www.ibm.com/systems/management/director/downloads.html► IBM Director documentationhttp://www.ibm.com/systems/management/director/How to get IBM Redbooks publicationsYou can search for, view, or download IBM Redbooks publications, Redpapers, Technotes,draft publications and Additional materials, as well as order hardcopy IBM Redbookspublications, at this Web site:ibm.com/redbooksHelp from IBMIBM Support and downloadsibm.com/supportIBM Global Servicesibm.com/services278 IBM XIV Storage System: Copy Services and Migration
IndexSymbols_Define_Target_(Legacy 193_Pre-Data_Migration_Steps 196_Toc227991967 191_Toc227991968 191_Toc227991969 192_Toc227991970 193_Toc227991971 195_Toc227991972 196_Toc227991973 196_Toc227991974 197_Toc227991975 200_Toc227991976 201_Toc227991977 201_Toc227991978 202Aactivation states 81Active Directory 45Active/Active188active/active 187–189, 194, 218, 223active/cctive 188Active/Passive 189active/passive 187, 189, 191, 218, 223ADT 227–228application-consistent data 107, 109Asynchronous mirroring 71–75, 127, 149–150, 157, 159,169–170automatic deletion 6, 8, 21–23Bbackground copy 66, 187–188, 200, 208backup xi, 1, 6, 9backup script 34, 36Ccache 212candidate MDisk 269Capacity on Demand (CoD 246cctive/passive 189CG 72cg_list 31change role 77, 100, 134, 136, 142, 166clone 46cluster 195–196, 199, 201communication failure 111config_get 128Consistency Group 23consistency group 8, 24, 77, 92, 172add volume 93, 103, 132configuration 155create 23–24delete 32expand 25given volume 172maximum number 112new snapshots 28other volumes 156remove volume 94, 104, 132, 159setup 130Storage Pool 24–25synchronization status 157, 172consistency group (CG) 7–8, 23–25, 27, 72, 76–77, 93,126–127, 130–132, 149consistent state 130copy functions xi, 1copy on write 5copy pairs 118Copy-on-Write 46coupling 72, 126crash consistency 94Create Mirror 126Create Slave 127DD3000 227data corruption protection 110Data Migration 185–187, 193target 187data migration xi, 1, 118, 185–187back-out 200, 219–220checklist 220monitoring 208object 197–200, 207steps 190, 201, 218–219synchronization 201Data Migration (DM) volume 197Data Protection for Exchange Server 55deactivation 111define connections 119delete snapshot 6, 19deletion priority 6, 8, 11–13dependent writes 94designation 77Destination Name 198, 207Destination Pool 198, 207detectmdisk 257, 262, 264Device Manager 211Disaster Recovery 133, 169Disaster Recovery (DR) 72, 75, 77, 133, 136, 149, 173,179Disaster Recovery protection 110diskpart 215dm_list 200, 203DR test 100, 109, 134© Copyright IBM Corp. 2010. All rights reserved. 279
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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
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The GUI also lets you specify the d
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pointers to the original data are l
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For the second scenario, the origin
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Figure 1-28 no longer displays the
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To examine the details of the scena
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Restriction: Volumes in a consisten
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When created, the consistency group
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The new snapshots are created and d
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To obtain details about a consisten
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Example 1-12 illustrates the snap_g
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1.5 MySQL database backup exampleMy
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Before running the backup script, a
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# XCLI command to perform the backu
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40 IBM XIV Storage System: Copy Ser
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2.1 OverviewThis section includes a
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Figure 2-2 shows the Tivoli Storage
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►For exchange data, the Microsoft
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2.4.1 XIV VSS Provider installation
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Provide specific information regard
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The Windows server is now ready to
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3. The Requirements Check dialog wi
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5. The completion window shown in F
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To perform a VSS snapshot backup of
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CLUSTERnodePASSWORDAccessNOGenerate
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To see a list of the available VSS
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64 IBM XIV Storage System: Copy Ser
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3.1 Volume copy architectureThe vol
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Figure 3-2 provides an example of t
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After the copy is complete, power u
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4.1 XIV Remote Mirroring overviewTh
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►Host read operations are perform
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Figure 4-4 shows remote mirror conn
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4.2.2 Operational proceduresMirrori
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After mirroring has been implemente
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4.3 XIV Remote Mirroring usageRemot
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►Metro region plus out-of-region
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Figure 4-15 shows an XIV local snap
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►XIV target configuration: synchr
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►XIV target configuration: bi-dir
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Connections must be made between po
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In Figure 4-28, five of the seven e
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If multiple volumes will have depen
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there are certain additional constr
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In synchronous mirroring, during st
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4.4.11 Mirror reactivation and resy
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►►The volume mirroring settings
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4.4.16 Deleting mirror coupling def
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10.Unmap master peers at XIV 2 from
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6. Remove connectivity between the
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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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184 IBM XIV Storage System: Copy Se
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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
Page 244 and 245: In Example 7-10 the XCLI commands s
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Page 252 and 253: We now allocate the ESS 800 LUNS to
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Page 260 and 261: 8.1 Steps to take when using SVC mi
Page 262 and 263: When a partially populated XIV has
Page 264 and 265: 8.3.3 Hardware dependenciesThere ar
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Page 268 and 269: 8.4.3 Creating XIV volumes that are
Page 270 and 271: If your SVC uses firmware Version 5
Page 272 and 273: 2. Define the SVC nodes to the XIV
Page 274 and 275: 2. List the newly detected MDisks,
Page 276 and 277: 8.7.2 Using VDisk mirroring to move
Page 278 and 279: 8.8.2 Create the MDisk groupWe must
Page 280 and 281: 8.9.2 Create the MDisk groupWe must
Page 282 and 283: In Example 8-42 we display the prog
Page 284 and 285: When an SVC volume is created we no
Page 286 and 287: In Example 8-55, we monitor the mig
Page 288 and 289: The VDisk moves from being in image
Page 290 and 291: the additional Fibre Channel ports
Page 292 and 293: TasknumberCompleted?Where toperform
Page 296 and 297: DR testingGUI steps 179DS4000 190,
Page 298 and 299: RRDAC 227-228reactivation 111Recove
Page 300 and 301: emote mirroring peers 110remote tar
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