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13Contents
Chapter 12 Administering hot-relocation
How hot-relocation works ................................................................................380
Partial disk failure mail messages ...........................................................383
Complete disk failure mail messages ......................................................384
How space is chosen for relocation .........................................................384
Configuring a system for hot-relocation ........................................................385
Displaying spare disk information ..................................................................386
Marking a disk as a hot-relocation spare .......................................................387
Removing a disk from use as a hot-relocation spare ....................................388
Excluding a disk from hot-relocation use ......................................................388
Making a disk available for hot-relocation use .............................................389
Configuring hot-relocation to use only spare disks .....................................390
Moving and unrelocating subdisks .................................................................390
Moving and unrelocating subdisks using vxdiskadm ..........................391
Moving and unrelocating subdisks using vxassist ...............................392
Moving and unrelocating subdisks using vxunreloc ............................392
Restarting vxunreloc after errors ...........................................................394
Modifying the behavior of hot-relocation ......................................................395
Chapter 13 Administering cluster functionality
Overview of cluster volume management .....................................................398
Private and shared disk groups ...............................................................401
Activation modes of shared disk groups ................................................402
Connectivity policy of shared disk groups .............................................404
Effect of disk connectivity on cluster reconfiguration ........................409
Limitations of shared disk groups ...........................................................409
Cluster initialization and configuration .........................................................410
Cluster reconfiguration .............................................................................410
Volume reconfiguration ............................................................................413
Node shutdown ...........................................................................................416
Node abort ...................................................................................................417
Cluster shutdown .......................................................................................417
Multiple host failover configurations .............................................................417
Import lock ..................................................................................................418
Failover ........................................................................................................418
Corruption of disk group configuration .................................................419
Administering VxVM in cluster environments .............................................420
Requesting node status and discovering the master node ..................420
Determining if a disk is shareable ...........................................................421
Listing shared disk groups .......................................................................421
Creating a shared disk group ...................................................................422
Importing disk groups as shared .............................................................423