Power management method, multi-processing unit system and power management module

A multi-processing unit system comprising:

• a plurality of processing units;
• a global power management unit configured to obtain a global power budget of the multi-processing unit system and to allocate a local power budget for each of the processing units based on the global power budget and power management parameters reported by each of the processing units;
• a plurality of local power management units, each of local power management units corresponding to a processing unit of the plurality of processing units, and configured to manage local power resources of corresponding processing units based on the allocated local power budget to perform tasks and to report the power management parameters consumed while performing the tasks to the global power management unit.

A power management module for a multi-processing unit system comprising:

• a plurality of local power management units, each of local power management unit corresponding to a processing unit in the multi-processing unit system respectively, the local power management unit being configured to manage the local power resources of the corresponding processing unit according to the allocated local power budget for performing tasks and to report to the global power management unit the power management parameters while performing the tasks.