76 Using the Snapshot Feature3 Remove the drive letter(s) of the source and (if mounted) snapshot virtualdisk in Windows or unmount the virtual drive(s) in Linux to helpguarantee a stable copy of the drive for the Snapshot. If this is not done,the snapshot operation will report that it has completed successfully, butthe snapshot data will not be updated properly.4 Follow any additional instructions for your operating system. Failure tofollow these additional instructions can create unusable snapshot virtualdisks.NOTE: If your operating system requires additional instructions, you can findthose instructions in your operating system documentation.After your server has been prepared, see "Re-creating the Snapshot VirtualDisk" on page 75 to re-create the snapshot virtual disk.Re-creating a Snapshot Virtual DiskAfter first preparing the host server(s) as specified in the preceding procedure,use the following examples to re-create a virtual disk snapshot.Refer to steps 1 through 4 in the preceding section, "Preparing Host Servers toRe-create a Snapshot Virtual Disk" on page 75. The following example showsthe command to restart a snapshot virtual disk:client>smcli 123.45.67.89 -c "recreate snapshotvirtualDisks [\"Mars_Spirit_4-2\" \"Mars_Spirit_4-3\"];"Refer to steps 1 through 4 in the preceding section, "Preparing Host Servers toRe-create a Snapshot Virtual Disk" on page 75. The following example is thescript file version of the command:recreate snapshot virtualDisks ["Mars_Spirit_4-2""Mars_Spirit_4-3"];If you do not intend to use a snapshot virtual disk again, you can delete thesnapshot virtual disk using the delete virtualDisk command. When youdelete a snapshot virtual disk, the associated snapshot repository virtual diskis also deleted.