Docker installation in RHEL7/ Cent OS 7

We are going to see Docker installation in RHEL7/ Cent OS 7.

Docker packages are available for RedHat Servers and RHEL Atomic Host editions alone not for other workstations or other variants of RHEL.

In this installation method internet is mandatory.

Docker installation using native docker script is straight forward method. Using “curl”  will install the docker.  Before installing docker, first check curl  package is installed on your system.

#curl –version

[[email protected] ~]# curl --version
curl 7.29.0 (x86_64-redhat-linux-gnu) libcurl/7.29.0 NSS/3.21 Basic ECC zlib/1.2.7 libidn/1.28 libssh2/1.4.3
Protocols: dict file ftp ftps gopher http https imap imaps ldap ldaps pop3 pop3s rtsp scp sftp smtp smtps telnet tftp
Features: AsynchDNS GSS-Negotiate IDN IPv6 Largefile NTLM NTLM_WB SSL libz unix-sockets
 Installing Docker using curl command
 
  Use the below command to install the docker.
 
#curl -SSL https://get.docker.com/ | sh
 
Now will enable the docker permanently in this runlevel and will start docker.
Command to enable the docker in this runlevel
#systemctl enable docker
 
 
 
Command to start the docker
#systemctl start docker
 
 
command to check the docker status
#systemctl status docker
 
 
Command to restart the docker
#systemctl restart docker
 
 
 
 
Docker has been installed and now will check the docker installation here.
#docker run hello-world
 
 



Will list the new containers with below command

#docker ps -a


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