perf: Build with libtraceevent support #350
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Dependency of libtracevent. Signed-off-by: Rune Morling <[email protected]>
New dependency of perf. Note that docs are currently not built due to us not having a sane Asciidoc story yet. Signed-off-by: Rune Morling <[email protected]>
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This enables `perf` to capture kernel-space tracing events, which is e.g. useful for benchmarking moss' kernel vfs performance when writing to disk. **Test Plan** ``` ermo@snekhtpc:~/repos/serpent-os/recipes/p/perf [feat/perf-libtraceevent* +4 ~0 -0 !] $ sudo perf record -e 'ext4:*',cycles:uk -o /tmp/moss-sync-yu-perf.dat moss sync -yu Refreshed local Refreshed volatile No packages to sync [ perf record: Woken up 65 times to write data ] [ perf record: Captured and wrote 3.061 MB /tmp/moss-sync-yu-perf.dat (35834 samples) ] ``` Signed-off-by: Rune Morling <[email protected]>
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ikeycode
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Oct 21, 2024
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This enables
perfto capture kernel-space tracing events, which is e.g. useful for benchmarking moss' kernel vfs performance when writing to disk.Test Plan