Platform-based Power Management and Linux - The Linux Foundation

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More upstream, less maintenance • Previously closed-source drivers are now upstream • hpilo : Channel interface driver to communicate with the management processor • hpwdt : Watchdog timer. Also sources NMIs to inform user what HW component is at fault 4 4 May 2010

Typical Server <strong>Power</strong> Usage

Page 1 and 2: Platform-based Power Management and
Page 3: Agenda • More upstream, less main
Page 7 and 8: Power Capping • Limit the power a
Page 9 and 10: Power Capping - Example HP ProLiant
Page 11 and 12: Processor Clocking Control (PCC)
Page 13 and 14: PCC usage • PCC consists of a sha
Page 15 and 16: Shared Memory Region discovered via
Page 17 and 18: PCC is not proprietary The Processo
Page 19: Outcomes that matter.

Platform-based Power Management and Linux - The Linux Foundation

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