parallel101 / parallel101/course

gpu任务能耗相关

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Dominant language
C++
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Description

老师您好,我现在有一个周期性的gpu任务,但是我用nvidia-smi工具发现,在执行完一次任务等待第二次执行该任务的间隔内,gpu功耗并没有降到静态功耗,这是什么原因,该如何解决呢?我的gpu静态功耗是29W,执行任务时功耗会升至120W,执行完功耗就保持87W左右,再执行任务又升至120W。

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Research direction

No source file, test, or entry point is named. Reproduce the periodic workload while monitoring it with nvidia-smi, then identify what keeps power above the reported 29 W idle level and verify that the resolution returns power toward idle between runs.

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Assessment

Tech stack
cpp
Domain
hpc, performance
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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