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SSSU Command Reference
88
Command View EVA Storage System Scripting Utility Reference Guide
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PATH_A_BOTH—Controller path A fails over to controller B. When
controller A restarts, the virtual disks fail back to controller A. This is
failover/failback mode.
controller A restarts, the virtual disks fail back to controller A. This is
failover/failback mode.
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PATH_A_FAILOVER—Controller path A fails over to controller B. When
controller A restarts, the virtual disks do not fail back over to controller A.
This is failover-only mode.
controller A restarts, the virtual disks do not fail back over to controller A.
This is failover-only mode.
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PATH_B_BOTH—Controller path B fails over to controller A. When
controller B restarts, the virtual disks fail back to controller B. This is
failover/failback mode.
controller B restarts, the virtual disks fail back to controller B. This is
failover/failback mode.
■
PATH_B_FAILOVER—Controller path B fails over to controller A. When
controller B restarts, the virtual disks do not fail back over to controller B.
This is failover-only mode.
controller B restarts, the virtual disks do not fail back over to controller B.
This is failover-only mode.
NOPREFERRED_PATH
Allows the I/O to be handled by any controller.
READ_CACHE
Reads are satisfied from the controller’s cache.
NOREAD_CACHE
Reads are always satisfied from media, not the controller’s cache.
SIZE=
Indicates the new larger size (you cannot change to a size smaller than the
original) of the storage in gigabytes. You can specify size in whole gigabytes
only. Fractions are not allowed. The value of SIZE can be 2 GB through 2000 GB
depending on the disk group’s available space.
original) of the storage in gigabytes. You can specify size in whole gigabytes
only. Fractions are not allowed. The value of SIZE can be 2 GB through 2000 GB
depending on the disk group’s available space.
WORLD_WIDE_LUN_NAME=
Sets the World Wide LUN Name on unpresented storage (either ACTIVE or
snapshot). This switch is rejected when issued against storage that is presented to
a host.
snapshot). This switch is rejected when issued against storage that is presented to
a host.
Note:
This switch is commonly used to allow a host to point to a new version of a
snapshot by giving the new snapshot the same WWN as the old snapshot.