Dell PowerVault MD3000i Command Line Interface Guide - Page 62
Map the snapshot virtual disk and make it accessible to any host on
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• Map the snapshot virtual disk and make it accessible to any host on a storage area network. You can make snapshot data available to secondary hosts for read and write access by mapping the snapshot to the hosts. • Create up to four snapshots per virtual disk. NOTE: The maximum number of snapshot virtual disks is one-half of the total number of virtual disks supported by the RAID controller module. • Increase the capacity of a snapshot virtual disk. Table 4-1 lists the components that comprise a snapshot virtual disk and briefly describes what they do. Component Source virtual disk Snapshot virtual disk Snapshot repository virtual disk Description Standard virtual disk from which the snapshot is created Point-in-time image of a standard virtual disk Virtual disk that contains snapshot metadata and copy-on-write data for a particular snapshot virtual disk Table 4-1 lists the snapshot virtual disk commands and brief descriptions of what the commands do. Table 4-1. Snapshot Virtual Disk Commands Command Description create snapshotVirtualDisk Creates a snapshot virtual disk. re-create snapshot Starts a fresh copy-on-write operation by using an existing snapshot virtual disk. set (snapshotVirtualDisk) Defines the properties for a snapshot virtual disk and enables you to rename a snapshot virtual disk. stop snapshot Stops a copy-on-write operation. 62 Using the Snapshot Feature