发明名称 |
CPU utilization measurement techniques for use in power management |
摘要 |
A computer system that has multiple performance states periodically obtains utilization information for a plurality of tasks operating on the processor and determines processor utilization according to the utilization information for the plurality of tasks. The system compares the processor utilization to at least one threshold and selectively adjusts a current processor performance state to another performance state according to the comparison.
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申请公布号 |
US6845456(B1) |
申请公布日期 |
2005.01.18 |
申请号 |
US20010906915 |
申请日期 |
2001.07.16 |
申请人 |
ADVANCED MICRO DEVICES, INC. |
发明人 |
MENEZES EVANDRO;TOBIAS DAVID F.;RUSSELL RICHARD;ALTMEJD MORRIE |
分类号 |
G06F1/26;G06F1/32;(IPC1-7):G06F1/26 |
主分类号 |
G06F1/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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