Difference between revisions of "DVFS"
From esoterum.org
(→Switching Overhead) |
|||
| Line 10: | Line 10: | ||
:Power consumption table for several processors at different power management C-states | :Power consumption table for several processors at different power management C-states | ||
| + | *Taylor Kidd. [http://software.intel.com/en-us/blogs/2008/04/29/theres-got-to-be-a-catch/ There's got to be a catch]. Intel Software Blog. April 29, 2008 at 9:24 am | ||
| + | :-20us transition overhead for all C-states? | ||
| + | |||
| + | *[http://www.acpi.info/DOWNLOADS/ACPIspec40a.pdf Advanced Configuration and Power Interface Specification]. Hewlett-Packard, Intel, Microsoft, Toshiba Corporations, and Phoenix Technologies Ltd. Revision 4.0a. April 5, 2010 | ||
=== DVFS Project Resources === | === DVFS Project Resources === | ||
Revision as of 21:00, 28 August 2010
DVFS, Wikipedia An article that need to be written.
Contents
Switching Overhead
- Intel Xeop Processor 5600 Series, Datasheet Volume I. March 2010.
- -p. 168: "Processor core (including shared cache) is unavailable for less than 2us during the frequency transition."
- Power consumption table for 5600 by C-state
- Adrian Hoban. Designing Real-Time Solutions on Embedded Intel® Architecture Processors. Intel Corporation. May, 2010.
- Power consumption table for several processors at different power management C-states
- Taylor Kidd. There's got to be a catch. Intel Software Blog. April 29, 2008 at 9:24 am
- -20us transition overhead for all C-states?
- Advanced Configuration and Power Interface Specification. Hewlett-Packard, Intel, Microsoft, Toshiba Corporations, and Phoenix Technologies Ltd. Revision 4.0a. April 5, 2010
DVFS Project Resources
- Concise references for DVFS project from 2003 using speedstep on an IBM Thinkpad
- Good linux kernel reference
- Topic: Addressing the power cost of switching overhead in DVFS processors.
Experimental Setup
DVFS Papers
- Isci, Martonosi, Buyuktosunoglu, "Long-term Workload Phases: Duration Predictions and Applications to DVFS
- Prediction and switching overhead
- "The Simulation and Evaluation of Dynamic Voltage Scaling Algorithms", 1998
- "Intelligent Energy Manager (IEM) Benchmarking on a Freescale’s iMX31 Multimedia Processor", SEP 2006
- "Dynamic Power-Performance Adaptation of Parallel Computation on Chip Multiprocessors"
- M. Pedram, K. Choi, R. Soma, "Fine-Grained Dynamic Voltage and Frequency Scaling for Precise Energy and Performance Tradeoff Based on the Ratio of Off-Chip Access to On-Chip Computation Times"
- "DVFS information from the University of Colorado"
- Zhu, Mueller, "Feedback EDF Scheduling Exploiting Hardware-Assisted Asynchronous Dynamic Voltage Scaling, North Carolina State University"
