Title :
Dynamic leakage aware power management with procrastination method
Author :
Pan, Yongwen ; Lin, Man
Author_Institution :
Dept. of Math., St. Francis Xavier Univ., Antigonish, NS
Abstract :
Power management is an important factor during the design of real-time systems. Dynamic voltage scaling is an effective technique to reduce dynamic power consumption. With the higher density of processors, the leakage power consumption can not be ignored, which makes power management more complicated. Power shutdown and procrastination method can be used to reduce static power consumption due to leakage current efficiently. A dynamic leakage aware power management algorithm with procrastination for job-level periodic task set using EDF policy is developed. Experimental results show that it derives a good energy performance.
Keywords :
leakage currents; power aware computing; real-time systems; scheduling; EDF policy; dynamic leakage aware power management; dynamic power consumption reduction; dynamic voltage scaling; job-level periodic task set; power shutdown; procrastination method; real-time system; scheduling; Batteries; Circuits; Dynamic voltage scaling; Energy consumption; Energy management; Leakage current; Power system management; Real time systems; Threshold voltage; Voltage control; DVS; EDF; low power design; real-time scheduling; static power reduction;
Conference_Titel :
Electrical and Computer Engineering, 2009. CCECE '09. Canadian Conference on
Conference_Location :
St. John´s, NL
Print_ISBN :
978-1-4244-3509-8
Electronic_ISBN :
0840-7789
DOI :
10.1109/CCECE.2009.5090130