Installation environment (Linux)
View centos version: uname -r
Docker requirements CentOS system kernel version is higher than 3.08
Upgrade package and kernel: yum update
Installation Docker
Installation: yum install docker start docker: systemctl start docker query docker version: docker - v will docker service to boot: systemctl enable docker stop docker: systemctl stop docker
Common operations:
1, the mirror operation
Retrieval: docker search keywords such as: docker search redis pull: docker pull mirroring name: tag: tag is optional, tag represents the label, multi-version software, the default is the latest list: docker images (query all local mirror) delete: Docker rmi Image - the above mentioned id (delete the specified local mirror)
2, container operations
Run : docker run --name container-name -d
Description: -name: custom container name
-d: background
image-name: Specifies the mirror template
example: docker run --name myredis -d redis
List : docker ps (container queries running)
Note: You can view all the -a container
Stop: docker stop container-name / container -id
Description: Stop your vessel is currently running
Start : docker start container-name / container
Description: starting container
Delete : docker rm container-id
Description: Removes the specified container
Port Mapping : -p 6379: 6379
Description: -p: internal host port (mapping) of the container port
, for example: docker run -d -p 6379: 6379
example: docker run -d -p 8080: 8080 tomcat
example: docker run -e ES_JAVA_OPTS = "-
Container log : docker logs container-name / container
Firewall status query: service firewalld status
turn off the firewall: service firewalld stop