Installation on CentOS (Engine)

CentOS

Docker runs on CentOS 7.X. An installation on other binary compatible EL7 distributions such as Scientific Linux might succeed, but Docker does not test or support Docker on these distributions.

This page instructs you to install using Docker-managed release packages and installation mechanisms. Using these packages ensures you get the latest release of Docker. If you wish to install using CentOS-managed packages, consult your CentOS documentation.

Prerequisites

Docker requires a 64-bit installation regardless of your CentOS version. Also, your kernel must be 3.10 at minimum, which CentOS 7 runs.

To check your current kernel version, open a terminal and use uname -r to display your kernel version:

$ uname -r
3.10.0-229.el7.x86_64

Finally, it is recommended that you fully update your system. Please keep in mind that your system should be fully patched to fix any potential kern