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Brandon Neill is a VMware Certified Instructor and Consultant. He specializes in NSX and vRealize Automation. In addition to teaching Official VMware Classes, he provides contract training and consulting services.


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Commonly used Docker Commands

Installing Docker on Centos

# yum install yum-utils device-mapper-persistent-data lvm2
# yum-config-manager --add-repo
# yum install docker-ce docker-ce-cli
  • Install jq
# yum install epel-release -y
# yum install jq -y
  • Start Docker service
# systemctl enable docker
# systemctl start docker
  • Post Installation Steps
# groupadd docker //may already exist
# user mod -aG docker $USER
  • OPTIONAL Install Networking tools
# yum install nc tcpdump curl

Basic Docker Commands

Start a container, list all containers, run a command inside a container, kill it.

$ docker container run centos:7 
$ docker container ls -a
$ docker container exec <container ID> ps -ef
$ docker container rm <container ID>
$ docker container start <container ID> //-a to attach
$ docker container top <container ID>

Interactive Containers

$ docker container run -it centos:7 bash
$ docker container run -it <container ID> bash

Listing Containers

$ docker container ls -a --no-trunc
$ docker container ls -a -q  //only ID
$ docker container ls -a --filter "exited=0"
$ docker container rm -f $(docker container ls -aq)
$ docker container inspect <container ID>
$ docker container inspect --format='{{json .Config}}' <container ID> | jq

Building Images

$ docker container diff <container ID>
$ docker container commit <container ID>  mycontainer:1.0
$ docker image ls


$ docker network ls 
$ docker network inspect <network name> g
$ docker network create --driver <driver> <network name> \\creates a new network using the specified driver
$ docker container run --net=mynetwork centos 
$ docker network connect <network name> <container name or id>


docker_commands.1575500802.txt.gz · Last modified: 2019/12/04 18:06 by brandon