shell腳本監測進程並重啟

本人實例：

#!/bin/bash

ps -ef | grep elastic | grep -v grep
if [ $? -ne 0 ]
then
echo "start process......"
echo 1 > /proc/sys/vm/drop_caches;
cd /data/soft/elasticsearch-6.4.0/bin/;
su elsearch;
./elasticsearch -d;
else
echo "runing......"
fi

這是檢測搜索引擎 elastic 的腳本

 

#!/bin/bash

ps -ef | grep mysqld | grep -v grep
if [ $? -ne 0 ]
then
echo "start process......"
/etc/rc.d/init.d/mysqld start
else
echo "runing......"
fi

這是檢測mysql 進程的 腳本