BPF at Facebook and beyond

Re:BPF at Facebook and beyond by davemarchevsky on Thursday October 10, 2019 @07:26PM (#21220241)

> - performance (why is it slow? why does it allocate this much?)

One of the pieces of fleet-wide tooling that heavily uses eBPF is PyPerf, which we talked about publicly at Systems@Scale in September ("Service Efficiency at Instagram Scale" - https://atscaleconference.com/events/systems-scale-2/ - video also coming soon, I think).

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Re:BPF at Facebook and beyond by stephen999 on Thursday October 10, 2019 @07:32PM (#21220270)

Is there any public code for these perf tools?

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Re:BPF at Facebook and beyond by bdd on Thursday October 10, 2019 @07:46PM (#21220330)

https://github.com/iovisor/bcc/tree/master/examples/cpp/pype...

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Re:BPF at Facebook and beyond by lathiat on Thursday October 10, 2019 @09:37PM (#21220818)

woah I hadn't seen that.. sounds like PySpy but implemented in BPF. That's crazy and cool: https://github.com/benfred/py-spy

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