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 E2700, E5600, E2800, and E5700 arrays, as long as all SMcli packages are installed.

Roles

To execute this command on an E2800 or E5700 storage array, you must have the Support Admin role.

Context

The volume can be one of these:

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
volume

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 ([ ]).

volume 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 (< >).
snapVolume 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 ([ ]).
cgSnapVolume 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 ([ ]).
ssdCacheEnabled To turn on SSD cache, set this parameter to TRUE. To turn off SSD cache, set this parameter to FALSE.

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