Script to check the node Eviction (RAC)

#!/bin/bash
. ~/.bash_profile

mailid=’nimai.karmakar@hotmail.com’
date=`date  +%Y-%m-%d” “%H:`

alertlog=/rac/app/oracle/product/11.2.0/dba-scripts/logs/ioerr.log
errlog=err_`date –date=”0 days ago” +_%d_%m_%y_%H_%M`.txt

err1=`grep -B 2 “$date” $alertlog | grep -A 2 “An I/O error” | wc -l`
err2=`grep -B 2 “$date” $alertlog | grep -A 2 “Network communication with node” | wc -l`

if [ $err1 -ge 1 -o $err2 -ge 1 ]
then
echo “Node eviction condition found in server `hostname`. Immediately check DB alert log for further action”  >> $errlog
echo “” >> $errlog
echo `grep -B 2 “$date” $alertlog | grep -A 2 “An I/O error”` >> $errlog
echo “” >> $errlog
echo =`grep -B 2 “$date” $alertlog | grep -A 2 “Network communication with node”` >> $errlog
mutt -s “Node evition type condition found in `hostname`” $mailto < $errLog
rm $errlog
fi