Power State Adjustment

A system comprising:

• at least one power controller for controlling power consumption of respective devices of a plurality of devices in a target system, wherein:
• the at least one power controller receives a power setting request for the target system;
• and
• the at least one power controller determines which devices of the plurality of devices can be slowed down, speeded up, turned off, turned on, or suspended, based on:
• the received power setting request;
• priority levels of respective applications that are running on the respective devices;
• and
• impact on performance of respective applications that are running on the respective devices.