检测 mysql 的sleep进程数

检测mysql sleep 进程数，超过10个就k掉

#!/bin/sh
注：这个脚本运行后会每五秒去检测一次 mysql 的sleep进程数
while :
do
n=`/usr/bin/mysqladmin processlist | grep -i sleep | wc -l`
date=`date +%Y%m%d\[%H:%M:%S]`
echo $n
 
if [ "$n" -gt 10 ]
then
for i in `/usr/bin/mysqladmin processlist | grep -i sleep | awk '{print $2}'`
do
/usr/bin/mysqladmin kill $i
done
echo "sleep is too many i killed it" >> /tmp/sleep.log
echo "$date : $n" >> /tmp/sleep.log
fi
sleep 5
done