Set up your server's hostname and create a user with root privileges.Access to VNC console in your Alibaba Cloud or SSH client installed in your PC.Domain name must be pointed to your Alibaba Cloud ECS's IP address.If you have already registered a domain from Alibaba Cloud or any other host, you can update its domain nameserver records. A domain name registered from Alibaba Cloud.If you don't know how to setup your ECS instance, you can refer to this tutorial or quick-start guide. If you are a new user, you can get $450 – $1300 worth in Alibaba Cloud credits for your new account. You must have Alibaba Cloud Elastic Compute Service (ECS) activated and verified your valid payment method.In this article, we are installing Docker CE and docker-compose on CentOS 8. However, we can still install Docker and it’s dependencies on CentOS 8 / RHEL 8 from third party yum repositories. Whereas a new containerization platform libpod (Podman's Container Management Library) has been introduced inplace of Docker. In Red Hat Enterprise Linux (RHEL) 8 / CentOS 8, Support of Docker has been removed by the vendor. Docker CE is free and open source and distributed under Apache License 2.0. Docker CE (Community Edition) is the strip down version of Docker EE (Enterprise Edition). In this section, you’ll be installing the latest version of Docker from the official Docker repository.Docker is a set of Platform as a Service (PaaS) products that uses operating system level virtualizations to deliver software in the form of containers. The official CentOS 7 repository may not have the latest installation package for Docker. Step 1: Setting up Docker on CentOS 7 Instance This tutorial will demonstrate how you can set up and use Docker on CentOS 7 in a few simple steps.Īll the commands you execute throughout this tutorial are run as a non-root user and if necessary root access will be provided using the sudo keyword. The most popular and easy way to install Docker on the existing operating system is by using yum commands.
There are various ways to install Docker on Linux distributions. Containers are very similar to virtual machines, but they are more portable, efficient, and easy to use. It provides a way to separate your applications from your infrastructure. Docker is a platform that makes running and managing application processes in containers easier.
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