[Infra] Support Timelines as a multithreading profiler #2164
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yuanming-hu
commented
Jan 19, 2021
k-ye
reviewed
Jan 19, 2021
Merged
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Related issue = #742
The generated timeline json can be view via Chrome: https://slack.engineering/chrome-tracing-for-fun-and-profit/#:~:text=Chrome%20Tracing%20lets%20you%20record,is%20waiting%20on%20another%20process.
TI_TIMELINEandTI_AUTO_TIMELINEti.init(timeline=True),ti.timeline_clear()andti.timeline_save(fn)There are other tools that do similar things, but they tend to expose too much information.
Demo:
Parallel compilation:
Flamechart of
flush:CPU blocking GPU:
[Click here for the format server]