Check manual page of megaraid_ldisks
LSI MegaRAID: Logical disks (via MegaCLI)
This check monitors the state of logical disks (RAID arrays) of an LSI
MegaRAID Controller. The Linux agent sends the neccessary data,
if the command line utility MegaCli is found in the shells
search path. The usual way is to install it into /usr/local/bin.
The utility MegaCli can be downloaded from
This is an alternative to the utility cfggen. cfggen only works
with the driver mptsas, whereas MegaCli uses a device created
by the driver megaraid_sas.
A string containing the number of the adapter and the logical disk, separated
by a slash, e.g. "0/0".
All logical disks are automatically inventorized. All states other than Optimal are considere critical.