Event 
Service 
From State 
To State 
From Task 
To Task

compute.instance.update 
api 
None 
building 
None 
scheduling

scheduler.run_instance.start 
scheduler 




scheduler.run_instance.scheduled 
scheduler 




scheduler.run_instance.end 
scheduler 




compute.instance.update 
compute 
building 
building 
scheduling 
None

compute.instance.create.start 
compute 
building 



compute.instance.update 
compute 
None 
building 
None 
None

compute.instance.update 
compute 
building 
building 
None 
networking

compute.instance.update 
compute 
building 
building 
networking 
block_device_mapping

compute.instance.update 
compute 
building 
building 
block_device_mapping 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
None 
building 
None 
spawning

compute.instance.update 
compute 
building 
active 
spawning 
None

compute.instance.create.end 
compute 

active 

