http://www.unixpearls.com/lsi-megaraid-megacli-linux-commands/

http://thatlinuxbox.com/blog/article.php/lsi-megaraid-megacli

Install MegaCLI:

wget ftp://tsupport:tsupport@ftp0.lsil.com/private/MegaRAID/downloads/8.00.23_Linux_MegaCLI.zip

unzip 8.00.23_Linux_MegaCLI.zip

rpm -Uvh Lib_Utils-1.00-08.noarch.rpm MegaCli-8.00.23-1.i386.rpm

The path to MegaCLI may not be added during installation, so you might just change into the directory containing the binaries and preface commands with “./”:

cd /opt/MegaRAID/MegaCli/

Silence an alarm:

./MegaCli -AdpSetProp -AlarmSilence -aALL

You have to escape the brackets and braces needed by some commands.

To manipulate a particular physical device, address it by enclosure and slot:

Disk info for drive on port 6:

./MegaCli -pdInfo -PhysDrv \[252:6\] -aALL

Display all information about all RAID adapter / settings:

./MegaCli -AdpAllinfo -aALL

Display information about all physical drives:

./MegaCli -PDList -aALL

Display information about all logical / virtual drives:

./MegaCli -LDGetProp -LALL -aALL