Knowledgebase

How to Install Docker Engine on CentOS?

Prerequisites

1. Need one Linux VPS/Dedicated Server
OS Requirement: CentOS 7 or 8
(you can buy a linux dedicated server by visiting https://www.kmwebsoft.com )

The centos-extras the repository must be enabled.

Uninstall old Docker (If any) using commands bellow:

```
$ sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
```

SET UP THE REPOSITORY
Using commands below:

```

$ sudo yum install -y yum-utils

$ sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo

```

INSTALL DOCKER ENGINE

```
$ sudo yum install docker-ce docker-ce-cli containerd.io

$ yum list docker-ce --showduplicates | sort -r

$ sudo yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io

$ sudo systemctl start docker

```

UPGRADE DOCKER ENGINE

 

To upgrade Docker Engine, download the newer package file and repeat the installation procedure,
using yum -y upgrade instead of yum -y install, and pointing to the new file.

If you need any help then please write to us at  [email protected]


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