定时启动的脚本：
df | grep “/var” | awk ‘{ print $5 }’ | awk -F”%” ‘{print $1}’ | awk ‘{ if ($1 > 90){print “alert.sh \”139xxxxxxxx\” \”insufficient disk space on /var. “,$1,”\”"} }’ | csh
ps -ef | grep httpd | grep -v cronolog | grep -v grep | grep -v root | wc -l | awk ‘{ if ($1 > 3000){print “alert.sh \”139xxxxxxxx\” \”apache process “, $1,”\”"} }’ | csh
echo ‘show processlist’ | mysql | grep -v Id | grep -v processlist | wc -l | awk ‘{ if ($1 > 3000){print “alert.sh \”139xxxxxxxx\” \”mysql process “, $1,”\”"} }’ | csh
alert.sh 脚本:
echo $2
echo -e “From:monitor<>\nReply-to:support <support.labs@etentec.com>\nSubject:$2\n\n$2\n.” | /usr/sbin/sendmail $1@139.com