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Infrastructure Requirements for VM

Minimum hardware requirements:

• 256 MB of RAM
• 1 GB of drive space (although 10 GB is a recommended minimum if running Jenkins as a docker container)
• Ubuntu 1416.04 or higher OS

Recommended hardware configuration:

• 1 GB+ of RAM
• 50 GB+ of drive space

Software requirements:

• Java
• Web browser compatibility
• Docker to be installed if Jenkins server running as a container

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sudo apt-get update
sudo apt install openjdk-8-jdk

Install Docker

Step 1: First, in order to ensure the downloads are valid, add the GPG key for the official Docker repository to your system

curl -s https://apt.dockerproject.org/gpg | sudo apt-key add
apt-key fingerprint 58118E89F3A912897C070ADBF76221572C52609D

Step 2: Add the Docker repository to APT sources

sudo
add-apt-repository "deb https://apt.dockerproject.org/repo ubuntu-$(lsb_release -cs) main"

Step 3: Next, update the package database with the Docker packages from the newly added repo

sudo apt-get update

Step 4 : Make sure you are about to install from the Docker repo instead of the default Ubuntu 16.04 (xenial):

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Output of apt-cache policy docker-engine

docker-engine

Step 5: Finally, Install Docker

sudo apt-get install docker-engine=1.13.0-0~ubuntu-xenial

Step 6: Docker should now be installed, the daemon started, and the process enabled to start on boot. Check that it's running

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