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MegaRAID SAS Software User Guide Chapter 5: MegaRAID Command Tool
| Recovery (Snapshot)-Related Options
5.20.9 Display Snapshot and View
Information
Use the command in the following table to display information about the snapshot and
the view..
5.20.10 Clean the Recoverable Free
Space on the Drives in a Virtual Drive
Use the command in the following table to clean the recoverable free space on the
drives in a snapshot repository virtual drive. The free space is unused space on the
drives in a virtual drive..
5.20.11 Display the Information for a
Specific View
Use the command in the following table to display the information for a specific view if
you specify the view target ID..
5.20.12 Enabling the Snapshot
Scheduler
The snapshot scheduler in MSM helps you automate the creation of Point-in-Time (PiT)
on one or more VDs. You can schedule the snapshot as monthly, weekly, daily, or
hourly. The scheduler does not support biweekly, alternate days, etc.
Table 119: Display Snapshot and View Information
Convention
MegaCli -Snapshot -Info [-SnapshotTime yyyymmdd
hh:mm:ss | -ViewTime yyyymmdd hh:mm:ss] -Lx
-aN|-a0,1,2|-aALL
Description Displays snapshot and view information for the source virtual drive. If the
virtual drive is a repository virtual drive, it displays the LD info, the number of
source virtual drives mapped and their target ID andthe number of holes.
-SnapshotTime yyyymmdd hh:mm:ss: (Optional) If specified, this
displays the snapshot information for the snapshot with the time stamp
yyyymmdd hh:mm:ss.
-ViewTime yyyymmdd hh:mm:ss: (Optional) If specified, this displays
the view information for the view with the time stamp yyyymmdd
hh:mm:ss and the associated snapshot information.
-Lx: x specifies the source LD number for the command.
Table 120: Clean the Recoverable Free Space on the Drives in a Virtual Drive
Convention MegaCli -Snapshot -Clean -Lx -aN|-a0,1,2|-aALL
Description Cleans the recoverable free space on the drives in a snapshot repository
virtual drive.
-Lx: x specifies the LD number for the command. The LD has to be a
repository virtual drive.
Table 121: Display the Information for a Specific View
Convention MegaCli -Snapshot -GetViewInfo [-ViewTargetId N ]
-aN|-a0,1,2|-aALL
Description Displays the view information about a particular view if you specify the View
target ID. Otherwise, it displays the information about all of the views.
-ViewTargetId N: (Optional) If specified, this displays the information
about the view with the specified target ID.
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