Check manual page of emcvnx_writecache
EMC VNX Storage: Write Cache State
This check monitors the write cache state of storage processors of an
EMC VNX storage system.
The information is retrieved by the special agent agent_emcvnx which uses
EMC's command line tool naviseccli.
The state is OK, if the write cache state of a storage processor is enabled,
otherwise it will be CRIT.
The storage processor identifier.
One service per storage processor is created.