Docker Operations and Maintenance

docker-maintenance.sh

# Delete all docker images
for x in `docker images | grep -v REPO | awk '{ print $3 }'`; do docker rmi $x; done

# Delete all docker containers
for x in `docker ps -a | grep -v CONTAINER | awk '{ print $1 }'`; do docker rm -f $x; done

# Start all docker containers
for x in `docker ps -a | grep -v CONTAINER | awk '{ print $1 }'`; do docker start $x; done

# Fresh docker env in Redhat flavors
for x in `docker ps -a | grep -v CONTAINER | awk '{ print $1 }'`; do docker rm -f $x; done
yum remove -y docker*
btrfs subvolume delete /var/lib/docker/btrfs/subvolumes/
rm -rf /var/lib/docker