HP StorageWorks SAN Virtualization Services Platform Administrator Guide (5697-0934, May 2011)

Percentage on an individual virtual disk...........................................................................57
PiT capacity planning....................................................................................................57
5 Installing the VSM command line interface...................................................58
Creating the VSM CLI virtual disk.............................................................................................58
Install the appropriate VSM CLI package for the host operating system..........................................58
6 Removing devices from the domain.............................................................60
Deleting or reusing capacity....................................................................................................60
Deleting PiTs, snapshots, pools, and stripe sets.......................................................................60
Deleting back-end LUs........................................................................................................61
Deleting front-end virtual disks and hosts...............................................................................61
Retiring an array....................................................................................................................61
Deleting hosts........................................................................................................................62
7 Boot from SVSP devices.............................................................................63
Boot from SAN with AIX..........................................................................................................63
Boot from SAN with HP-UX......................................................................................................63
Boot from SAN with Linux........................................................................................................64
Boot from SAN with OpenVMS................................................................................................64
Boot from SAN with Solaris......................................................................................................64
Boot from SAN with VMware...................................................................................................64
Boot from SAN with Windows Server........................................................................................64
8 Microsoft Volume Shadow Copy Service......................................................66
The VSS model.......................................................................................................................66
Installing and configuring Microsoft VSS with VSM virtual disks....................................................67
Installing the SVSP VSS hardware provider on the host server...................................................67
Making sure that VSS works with the VSM virtual disks...........................................................71
Integrating VSS with asynchronously mirrored VSM virtual disks...............................................74
Integrating VSS with backup software...................................................................................74
VSS deployment with VSM virtual disk groups........................................................................77
Uninstalling the SVSP VSS hardware provider........................................................................78
9 Site failover recovery with asynchronous mirrors...........................................79
The asynchronous mirror decision table......................................................................................79
Establishing a disaster recovery site..........................................................................................80
Testing or validating your ability to recover from a DR site without detaching or splitting the async
mirror group..........................................................................................................................81
Testing a DR site or switching between sites...............................................................................82
Failing over to the DR site and back to the main site after a problem.............................................82
Failing over to a disaster recovery site when the main site is totally lost..........................................83
10 Site failure recovery with synchronous mirroring..........................................86
Synchronous mirroring across SVSP sites....................................................................................86
Site failures.......................................................................................................................86
Recovering from a Site A failure...........................................................................................87
Recovering from a Site B failure...........................................................................................87
Synchronous mirroring in a single stretched SVSP domain............................................................87
Solution topology...............................................................................................................87
Configuration requirements.................................................................................................87
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