The start_instance function can be executed against any valid instance in any state. When executed against an already started instance, the Previous Status and Current Status will both be "running".
|Instance ID||The instance id of the EC2 virtual machine that this handler will send a start request to|
|Previous Status||The state of the machine instance prior to the start request being issued.|
|Current Status||The state of the machine instance after the start request. The state will typically be "pending".|
AWS EC2 Instance Start V2.1 (2017-08-24)
AWS EC2 Instance Start V2 (2011-03-04)
AWS EC2 Instance Start V1 (2011-03-04)