HP NetRAID-4M Controller User Manual
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Command Line Interface User’s Guide
When a disk fails or you remove a disk, the cache buffers associated
with a container remain locked on the controller. This allows the
disk to come back online or allows the disk to be replaced. In this
case the containers regain the previously locked buffers. You may,
however, wish to release the cache buffers to the global buffer pool.
To release cache buffers associated with a container to the global
buffer pool, use the
container release_cache
command.
To work with releasing the cache buffers associated with a container,
you must understand:
■
The container release cache attributes you can specify
■
How to release the cache buffers associated with a container
■
Releasing the cash buffers associated with a container in a
UNIX environment
The following sections discuss each of these topics.
Understanding the Container Release Cache Attributes You can
Specify
You use the
container release_cache
command to release the
cache buffers associated with a container. The
container
release_cache
command has no attributes.
Understanding How to Release the Cache Buffers Associated with a
Container
This section provides an example that describes how to release the
cache buffers associated with a container.
Before releasing the cache buffers associated with a container, use
the
container show cache
command to display information
about the cache associated with a container
To release the cache buffers associated with a container, use the
container release_cache
command, as in the following
example. In the example, the command releases the cache buffers
associated with container 0.
HPN0> container release_cache 0
Executing: container release_cache 0
After running the
container release_cache
command to
release the cache buffers associated with a container, use the