Installation guide

3-104
container Commands
The following list provides a brief description of the items that
appear as a result of using the container show cache
command:
■ Global array Read Cache Size
This item indicates the number of blocks devoted to the read
cache.
■ Global array Write Cache Size
This item indicates the number of blocks devoted to the write
cache.
■ Read Cache Setting
This item indicates whether the read cache is set for the array.
The value ENABLED
indicates the read cache is set for this
array. The value
DISABLED indicates the read cache is
disabled for this array.
■ Write Cache Setting
This item indicates whether the write cache is set for the
array. Table 3-6 displays the possible values for this setting.
Table 3-6 Values for the Write Cache Setting
Value Meaning
DISABLE
The write cache is disabled for this array
ENABLE ALWAYS
The write cache setting for the specified array is
enabled always. This means the controller forces
the enabling of the array’s write cache even if
write data could be lost due to no battery or a bad
battery.
ENABLE WHEN
PROTECTED
The write cache setting for the specified array is
enabled when protected. This means the
controller enables the array’s write cache only if a
battery is present and its status is OK.