Docker.md

#See CPU, Memory usage of containers docker ps -q | xargs docker stats --no-stream

#See all containers including exited, dead. docker ps -a

#docker pause, unpause #docker ps, stop, start

#stop all containers: docker kill $(docker ps -q)

#remove all containers docker rm $(docker ps -a -q)

#remove all docker images docker rmi $(docker images -q)

#Command line access to the container enter-container image

#Show dangling images docker images -f dangling=true

#CLEAN UP space for docker, hobo

#!/bin/bash

# remove exited containers:
docker ps --filter status=dead --filter status=exited -aq | xargs -r docker rm -v
    
# remove unused images:
docker images --no-trunc | grep '<none>' | awk '{ print $3 }' | xargs -r docker rmi

# remove unused volumes:
find '/var/lib/docker/volumes/' -mindepth 1 -maxdepth 1 -type d | grep -vFf <(
  docker ps -aq | xargs docker inspect | jq -r '.[] | .Mounts | .[] | .Name | select(.)'
) | xargs -r sudo rm -fr

#kill processes with specific names dockeri rm $(docker ps |grep 'hobo' | awk '{print $1;}')

#Docker IP docker inspect

#Start docker daemon boot2docker up

Check the VM

#restart hobo docker stop hobo-consul docker rm hobo-consul consul-start

#Top-like interface for container metrics ctop https://github.com/bcicen/ctop

#cadvisor for status

#start docker

docker errors

#docker container log: Useful esp. when hobo is successful but you don't see the ip address docker logs

#find container name Run advanced docker ps, or run the docker command again.

#Move the container directory to different place https://linuxconfig.org/how-to-move-docker-s-default-var-lib-docker-to-another-directory-on-ubuntu-debian-linux 0) Stop the docker systemctl stop docker

Use -H flag to keep the hardlinks. rsync -aqxPH /var/lib/docker/ /new/path/docker Edit sudo systemctl edit docker instead of sudo vim /lib/systemd/system/docker.service FROM: ExecStart=/usr/bin/docker daemon -H fd:// TO: ExecStart=/usr/bin/docker daemon -g /new/path/docker -H fd://

1. Start the docker systemctl start docker