Check manual page of hp_msa_disk
HP MSA 2040: Disk Health
This check reports the health states of the disks
of a HP MSA 2040 storage system. To make it work you have to configure
the hp_msa datasource program the via WATO.
If the state of a disk is "OK" then the service state is OK.
Otherwise the service shows the health status and reason of the disk
and changes to WARN or CRIT.
The disk name.
One service per disk is created.