docker 清理缓存

df -TH

df -i

docker system df

docker rm $(docker ps -a|grep Exited |awk '{print $1}')docker rm $(docker ps -qf status=exited)

docker rmi $(docker images -q -f dangling=true)

docker volume rm $(docker volume ls -qf dangling=true)

docker stop $(docker ps -q)

 docker stop $(docker ps -a -q)

docker restart $(docker ps -a -q)

cut：
docker ps -a | grep Exited | cut -d' ' -f1
 
awk：
docker ps -a | grep Exited | awk '{print $1}'

docker ps -a | grep Exited | awk '{print $1}' |xargs docker start

 docker rm $(docker ps -aq)

docker rmi $(docker images -q)

#!/bin/sh
echo "======== start clean docker containers logs ========"
logs=$(find /var/lib/docker/containers/ -name *-json.log)
for log in $logs
    do
	echo "clean logs : $log"
	cat /dev/null > $log 
    done
echo "======== end clean docker containers logs ========"