Set SSD cache for a volume
The set volume ssdCacheEnabled
command turns on or off caching using the SSD cache feature for a specific volume.
Supported Arrays
This command applies to any individual storage array, including the E4000, E2700, E5600, E2800, E5700, EF600, and EF300 arrays, as long as all SMcli packages are installed.
Roles
To execute this command on an E4000, E2800, E5700, EF600, or EF300 storage array, you must have the Support Admin role.
Context
The volume can be one of these:
-
Standard volume, identified by either a name or a WWID
-
Snapshot volume
-
Consistency group snapshot volume
Syntax applicable to a standard volume
set volume ([volumeName] | <"WWID">) ssdCacheEnabled=(TRUE | FALSE)
Syntax applicable to a snapshot volume
set snapVolume ["snapVolumeName"] ssdCacheEnabled=(TRUE | FALSE)
Syntax applicable to a consistency group snapshot volume
set cgSnapVolume ["cgSnapVolumeName"] ssdCacheEnabled=(TRUE | FALSE)
Parameters
Parameter | Description |
---|---|
|
The name of the standard volume for which you want to turn on or turn off the SSD cache. Enclose the name of the volume in square brackets ([ ]). If the name of the volume has special characters or numbers, you must enclose the name of the volume in double quotation marks (" ") inside of square brackets ([ ]). |
|
The World Wide Identifier (WWID) of the standard volume for which you want to turn on or turn off the SSD cache. Enclose the WWID in double quotation marks (" ") inside angle brackets (< >). |
|
The name of the snapshot volume for which you want to turn on or turn off the SSD cache. Enclose the name of snapshot volume in double quotation marks (" ") inside of square brackets ([ ]). |
|
The name of the consistency group snapshot volume for which you want to turn on or turn off the SSD cache. Enclose the name of the consistency group snapshot volume in double quotation marks (" ") inside of square brackets ([ ]). |
|
To turn on SSD cache, set this parameter to |
Notes
You can turn the SSD cache on or off for only one volume at a time.
When you turn off SSD cache for a volume, the SSD cache for that volume is purged.
Minimum firmware level
7.84
11.80 adds EF600 and EF300 array support