From 1e4a5aa09c1c8f43722c9c260f011398799a8e8f Mon Sep 17 00:00:00 2001 From: Franck Cuny Date: Wed, 6 Mar 2024 06:29:24 -0800 Subject: rename `tools` to `packages` to follow convention The convention is to use `pkgs` or `packages` for overlays and definition of custom packages. Since I'm already using `pkg` for go, I prefer to use `packages` for my scripts. --- packages/perf-flamegraph-pid/perf-flamegraph-pid.sh | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100755 packages/perf-flamegraph-pid/perf-flamegraph-pid.sh (limited to 'packages/perf-flamegraph-pid/perf-flamegraph-pid.sh') diff --git a/packages/perf-flamegraph-pid/perf-flamegraph-pid.sh b/packages/perf-flamegraph-pid/perf-flamegraph-pid.sh new file mode 100755 index 0000000..2ca3d16 --- /dev/null +++ b/packages/perf-flamegraph-pid/perf-flamegraph-pid.sh @@ -0,0 +1,20 @@ +#!/usr/bin/env bash + +set -euo pipefail + +OUT_DIR="${HOME}/workspace/debug/flamegraph" +OUT_DATA="${OUT_DIR}/$(date +%y%m%d-%H%M%S).data" +OUT_SVG="${OUT_DIR}/$(date +%y%m%d-%H%M%S).svg" + +mkdir -p "${OUT_DIR}" + +# record the data with perf. We need to run this with sudo to get all +# the privileges we need. +sudo perf record -g --call-graph dwarf --freq max --output "${OUT_DATA}" "$@" + +# give me ownership of the file +sudo chown "${USER}" "${OUT_DATA}" + +perf script --input "${OUT_DATA}" | + stackcollapse-perf.pl | + flamegraph.pl >"${OUT_SVG}" -- cgit 1.4.1