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--- computing:storage:lsi:megaraid_monitor [2013/01/21 14:59]
gcooper created
+++ computing:storage:lsi:megaraid_monitor [2018/11/01 10:55] (current)
gcooper
@@ Line 1: / Line 1: @@
 ====== Monitoring LSI SAS RAID Controllers on Linux ======
-FIXME This page needs updating.
+See also **[[computing:storage:lsi:megaraid|LSI MegaRAID]]**
+**Cheat Sheet**: http://tools.rapidsoft.de/perc/
+**LSI MegaRAID SAS User's Guide**: http://www.lsi.com/downloads/Public/MegaRAID%20Common%20Files/MegaRAID_SAS_SW_UG_51530-00_RevI.pdf
 This configuration uses ''cron'' and the MegaCLI RAID configuration utility to monitor a Linux server with a newer LSI SAS RAID controller.
@@ Line 16: / Line 20: @@
 <file>
-vim /etc/ssmtp/ssmtp.conf
+vi /etc/ssmtp/ssmtp.conf
 root=admin@yourdomain.com
@@ Line 37: / Line 41: @@
 ==== Install the MegaCLI Utility ====
-Log in as 'root', then:
+See also **[[computing:storage:lsi:megaraid|LSI MegaRAID]]**
-cd ~
+==== cron ====
-wget -O MegaCLI.zip http://www.lsi.com/DistributionSystem/User/AssetMgr.aspx?asset=56619
-unzip MegaCLI.zip
-rpm -ivh MegaCli-8.01.06-1.i386.rpm Lib_Utils-1.00-08.noarch.rpm
-Cron
+Added to ''/etc/crontab'' to run the script every 10 minutes:
-I added this to my /etc/crontab:
+<file>
 # check for RAID array problems every 10 minutes and send out a message
 */10 * * * * root /root/raid-status-megacli.sh 2>&1
+</file>
-Script
+==== raid-status-megacli.sh ====
-I wrote this script. I just place it in the /root directory.  You will want to edit the variables to fit your needs.
+Place this script in the ''/root'' directory and make it executable:
-More Info
-Cheat Sheet
+<file>
-LSI MegaRAID SAS User's Guide
+chmod +x /root/raid-status-megacli.sh
+</file>
+You will want to edit the variables to fit your needs.
+<file>
+#!/bin/bash
+#
+# raid-status-megacli.sh - Gene Cooper <gcooper at sonoracomm.com>
+#
+# For newer LSI RAID controllers
+#
+# Uses MegaCLI utility and sendmail command and should be run from cron
+# Sender of e-mail warnings
+# For WHMCS Ticket System, use the contact address here for automatic account assignment
+FROM='"RAID Status" <user@domain.com>'
+# Subject of e-mail warning
+SUBJECT="RAID Array Failure on `hostname`"
+# Recipient of e-mail warnings
+ADMIN='"Your Name" <you@yourdomain.com>'
+# RAID utility check command
+COMMAND='/opt/MegaRAID/MegaCli/MegaCli -ldinfo -Lall -Aall -NoLog'
+# RAID status check results
+STATUS='/root/raidinfo.txt'
+# dump hardware failure info to a text file
+nice -n 19 ${COMMAND} > $STATUS
+# Comment this section and run manually to test mail sending
+# Check for error
+if [ -z "$(grep "^State.*: Degraded$" $STATUS | awk '{print $NF}')" ]; then
+  exit 0
+fi
+# Send mail
+/usr/sbin/sendmail -t -i <<EOF
+Date: $(date)
+To:  $ADMIN
+Subject: $SUBJECT
+From: $FROM
+$(cat $STATUS)
+EOF
+exit
+</file>
+Here is someone else's script for ideas:
+<file>
+#!/bin/sh
+CONT="a0"
+STATUS=0
+MEGACLI=/opt/MegaRAID/MegaCli/MegaCli64
+echo -n "Checking RAID status on "
+hostname
+for a in $CONT
+ do
+   NAME=`$MEGACLI -AdpAllInfo -$a |grep "Product Name" | cut -d: -f2`
+   echo "Controller $a: $NAME"
+   noonline=`$MEGACLI PDList -$a | grep Online | wc -l`
+   echo "No of Physical disks online : $noonline"
+   DEGRADED=`$MEGACLI -AdpAllInfo -a0  |grep "Degrade"`
+   echo $DEGRADED
+   NUM_DEGRADED=`echo $DEGRADED |cut -d" " -f3`
+   [ "$NUM_DEGRADED" -ne 0 ] && STATUS=1
+   FAILED=`$MEGACLI -AdpAllInfo -a0  |grep "Failed Disks"`
+   echo $FAILED
+   NUM_FAILED=`echo $FAILED |cut -d" " -f4`
+   [ "$NUM_FAILED" -ne 0 ] && STATUS=1
+ done
+exit $STATUS
+</file>

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