Part 1 -- Jenkins most frequent tasks: Add Jenkins Slave

When loads are heavy, you might need many machines to run builds. In such scenarios, you can add other machines as slave machines. Below are the steps to add a slave machine

• ssh into machine which you want to make slave and install openjdk
• Also, add public key of jenkins-master to authorized keys of slave like below
  

  cat ~/.ssh/id_rsa.pub | ssh user@10.10.0.146 "mkdir -p ~/.ssh && cat >>  ~/.ssh/authorized_keys"

• Click Jenkins --> manage-jenkins --> manage-nodes

• Click new node.
• Add Name of the node. Also select dumb
  
  
• Add below information on next screen
  
  
• Click Add Credential
  
  
• Click add. Click Save.
  
• If everything is good, you should see slave2 coming online.