Starts a task in the same manner as start but instead calls a restore method on the derived task with a serialized buffer of the state. This is to support dumping and loading tasks from disk.
same set of args as defined by serialized method of user-supplied task class, will be forwarded to it.
'false' if new task can't be started because pool limit is reached for now, 'true' otherwise
See Implementation
Starts a task in the same manner as start but instead calls a restore method on the derived task with a serialized buffer of the state. This is to support dumping and loading tasks from disk.