shell檢查網路出現異常、殭屍進程、記憶體過低後,自動重啟

標籤：

#!/bin/bash while : do     neterror=$(/bin/netstat -a | grep -cw  "CLOSE_WAIT")     echo "get tcp netstate ‘LISTEN‘ number cuccessful!"     echo "neterror"$neterror     if [ $neterror -gt "10" ]; then         echo "too much net error,system will reboot now!"         sleep 2         /sbin/reboot -f     fi                  freememory=$(free -m | grep Mem | awk ‘{print $4}‘)         echo "freesize:"$freememory     if [ $freememory -lt "100" ]; then         echo "the free memory size is less then 100M,system will reboot now!"         sleep 2         /sbin/reboot -f     fi     corpsprocess=$(ps -ef | awk ‘{print $3$4}‘ | grep -c "Z")         echo "corpsprocess:"$corpsprocess     if [ $corpsprocess -gt "0" ]; then                echo "system had corps process,system will reboot now!"                sleep 2                /sbin/reboot -f        fi          sleep 2 done

 

shell檢查網路出現異常、殭屍進程、記憶體過低後,自動重啟