disable-thp

#!/bin/bash
          ### BEGIN INIT INFO
          # Provides:          disable-thp
          # Required-Start:    $local_fs
          # Required-Stop:
          # X-Start-Before:    couchbase-server
          # Default-Start:     2 3 4 5
          # Default-Stop:      0 1 6
          # Short-Description: Disable THP
          # Description:       disables Transparent Huge Pages (THP) on boot
          ### END INIT INFO
          
          case $1 in
          start)
          if [ -d /sys/kernel/mm/transparent_hugepage ]; then
          echo 'never' > /sys/kernel/mm/transparent_hugepage/enabled
          echo 'never' > /sys/kernel/mm/transparent_hugepage/defrag
          elif [ -d /sys/kernel/mm/redhat_transparent_hugepage ]; then
          echo 'never' > /sys/kernel/mm/redhat_transparent_hugepage/enabled
          echo 'never' > /sys/kernel/mm/redhat_transparent_hugepage/defrag
          else
          return 0
          fi
          ;;
          esac