Patent ID: 7386743

Claim:
A method of managing power consumption of a plurality of server data processing systems, wherein said plurality of server data processing systems comprises a power management server data processing system and a power-managed server data processing system, said method comprising: transmitting power management data from said power-managed server data processing system to said power management server data processing system via a power management communication port; receiving a power management command at said power-managed server data processing system from said power management server data processing system utilizing said power management communication port wherein: said power management command is generated utilizing said power management data; and said power management data comprises power management capability data; and performing a power management operation at said power-managed server data processing system in response to said receiving; detecting a decoupling of said power-managed server data processing system from said power management server data processing system; and causing said power-managed server data processing system to assume a predetermined power consumption level in response to said detecting.