Flamegraphing in Rust can now be done with a new cargo subcommand. Please check this out before embarking on the legacy journey below:
https://github.com/flamegraph-rs/flamegraph
perf, using Brendan Gregg's guide:
http://www.brendangregg.com/perf.html#Prerequisitesflamegraph from repo:
Using perf:
$ perf record -g binary
$ perf script | stackcollapse-perf.pl | rust-unmangle | flamegraph.pl > flame.svg
NOTE: See @GabrielMajeri's comments below about the
-goption.
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