added support for orderly shutdown. Use actual time to track delays for ramp up, ramp down
added support for orderly shutdown. Use actual time to track delays for ramp up, ramp down
rootcane/lifeguard,samarunraj/lifeguard,samarunraj/lifeguard,rootcane/lifeguard,samarunraj/lifeguard,rootcane/lifeguard,rootcane/lifeguard,samarunraj/lifeguard