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name: Tune Runner VM performance
description: tunes the GitHub Runner VM operation system
runs:
  using: composite
  steps:
    - run: |
        if [[ "$OSTYPE" == "linux-gnu"* ]]; then
            # Ensure that reverse lookups for current hostname are handled properly
            # Add the current IP address, long hostname and short hostname record to /etc/hosts file
            echo -e "$(ip addr show eth0 | grep "inet\b" | awk '{print $2}' | cut -d/ -f1)\t$(hostname -f) $(hostname -s)" | sudo tee -a /etc/hosts
        fi
      shell: bash