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#!/usr/bin/env bash | ||
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# For svg graph download https://github.com/brendangregg/FlameGraph | ||
# and run `FlameGraph/stackcollapse-perf.pl profdata.txt | FlameGraph/flamegraph.pl > profdata.svg` | ||
set -eux | ||
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pid=$(pgrep -u $USER kqprun) | ||
kqprun_pid=$(pgrep -u $USER kqprun) | ||
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echo "Target process id: ${pid}" | ||
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sudo perf record -F 50 --call-graph dwarf -g --proc-map-timeout=10000 --pid $pid -v -o profdata -- sleep 30 | ||
sudo perf record -F 50 --call-graph dwarf -g --proc-map-timeout=10000 --pid $kqprun_pid -v -o profdata -- sleep ${1:-'30'} | ||
sudo perf script -i profdata > profdata.txt | ||
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flame_graph_tool="../../../../contrib/tools/flame-graph/" | ||
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${flame_graph_tool}/stackcollapse-perf.pl profdata.txt | ${flame_graph_tool}/flamegraph.pl > profdata.svg |
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