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Generate flamegraphs for the quasi-Newton and relaxation approaches and assess if optimisations can be made.
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I have not actually used these before but they are supposedly very useful.
Refer to https://www.brendangregg.com/FlameGraphs/hotcoldflamegraphs.html
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First off: samply is my go-to tool for profiling these days - the UX is great, the symbol resolving is great, everything _just works_ and re-using the firefox profiler is a stroke of genius - amazing …
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A user complained about slow rendering of flamegraphs, and showed me a video; it was quite slow. Loading the same data into speedscope (https://www.speedscope.app/) was not slow, so the problem was wi…
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We would definitely benefit from some benchmarking and profiling of the current code, to find bottlenecks and choke points. This issue will keep track of them.
Here are some suggestions of things t…
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Is it feasible as it stands, or is it possible to implement a segregation of the perf data into multiple flamegraphs, for example one per unit test or one per benchmark?
This would be useful as a s…
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Split from https://github.com/cockroachdb/cockroach/issues/101299
A performance regression of ~3-5% was observed in `execStmtInOpenState`. The flamegraphs below suggest the regression was caused by…
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**Kibana version**: 8.12.0
**Elasticsearch version**:8.12.0
**Server OS version**: Linux (ESS)
**Browser version**: N/A (issue is browser-independent)
**Browser OS version**: N/A (issue is…
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Here is a MWE:
```
julia> using ProfileCanvas, SnoopCompile
julia> tinf = @snoopi_deep sin.(rand(3))
InferenceTimingNode: 0.047287/0.081460 on Core.Compiler.Timings.ROOT() with 3 direct children…
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Currently the approach to viewing multiple processes/threads is to switch between processes as implemented in [#82](https://github.com/jlfwong/speedscope/issues/82), but it would be very nice if inste…