hiteshjasani

- hosts: localhost
  tasks:
    - name: update sysctl
      action: sysctl state=present reload=yes {{ item }}
      with_items:
      # max open files
      - name=fs.file-max value=65535
      # lets not use swap. 
      - name=vm.swappiness value=0
      # enable syn coockies. this can actually cause overhead.