Introduction

introduction of docker

Basic Concept#

• Docker provides isolated environment depending on each application.
  • Minimization of affects among applications.
  • Composition of guest OS on Host machine.
• Each container utilizes Host’s hardware resources such like CPU, RAM and so on.

Docker installation#

In order to install Docker, refer to https://docs.docker.com/get-docker/.

• Mac OS
• Windows
• Linux

Installing Docker on Arch Linux#

• You can use yay, pacman to install it.

pacman -S docker

Running Docker#

Running Docker daemon#

• systemctl makes Docker daemon run at startup.

systemctl start docker

Checking Docker status#

• You can check the status by systemctl.
  • If systemctl shows active status, that means it successfully runs.

systemctl status docker

...
Active: active (running) ...
...

도커 명령어#

• docker shows all commands of docker CLI.
  • Docker daemon must be active in advance.