1. Install Docker engine

Follow actual Install Docker Engine on Ubuntu and you can skip current step.

Run command:

docker version

If you got the screen like:

follow Set docker log limit and skipping next commands in the current step.

Else if you got the answer similar to:

Update the apt package index and install packages to allow apt to use a repository over HTTPS:

apt-get update

apt-get install \
    ca-certificates \
    curl \
    gnupg \
    lsb-release

Add Docker’s official GPG key:

mkdir -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

Use the following command to set up the repository:

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

Install Docker Engine:

apt-get update

apt-get install docker-ce docker-ce-cli containerd.io

Check the docker engine was successfully installed through viewing the version:

docker version

the result should be like:

2. Set docker log limit

You should set docker log limit: max-size: 2m, max-file 3 (take for example: JSON File logging driver ):

Below used the 'vim' text editor.

Note: If you have issues using this editor please use 'nano' as alternative or install visual shell for your remote machine

vim /etc/docker/daemon.json

Write next log options data inside daemon.json file and save it

{
  "log-driver": "json-file",
  "log-opts": {
    "max-size": "2m",
    "max-file": "3" 
  }
}

restart docker service to apply log limit:

service docker restart

check docker service to apply log limit:

service docker status

You should get green status if service is OK:

3. Dry-run Docker

docker run --rm hello-world

Marionette Documentation

Docker Engine Install

1. Install Docker engine

2. Set docker log limit

3. Dry-run Docker

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