XM Satellite Radio AA-RU5HC-TE manual Allows the I/O to be handled by any controller

SSSU Command Reference

■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.

■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.

■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.

■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.

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.

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.

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.

88 Command View EVA Storage System Scripting Utility Reference Guide