Docker Uninstall, update (Rad Hat Linux)

First Query Linux Kernel version command:

command: [Email protected] ~]# cat/proc/version

Operation Result:

Linux version 3.10.0-327.13.1.el7.x86_64 ([email protected]) (GCC version 4.8.3 20140911 (Red Hat 4.8.3-9) (gcc)) #1 SMP Th U Mar 16:04:38 UTC 2016

It can be understood that the environment used is: Rad Hat Linux, should be Use Yum Command

1) query Docker list

command: [Email protected] ~]# yumlist installed |grep Docker

Operation Result:

docker-engine.x86_64 1.11.1-1.el7.centos @docker-main-repo

Docker-engine-selinux.noarch 1.11.1-1.el7.centos @docker-main-repo

2) Uninstall

Command:

[Email protected] ~]# yum remove-y docker-engine.x86_64

[Email protected] ~]# yum remove-y docker-engine-selinux.noarch

3) Update the latest version online

curl–sslhttps://get.docker.com/| sh

4) start Docker

Servicedocker start

5) enable service at startup

Systemctl Enable Docker

6) Inspection Services

Systemctl Statusdocker

The test section is as follows:

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Docker Uninstall, update (Rad Hat Linux)