13 lines
264 B
Bash
13 lines
264 B
Bash
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#!/bin/sh
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if [ $# -lt 2 ]; then
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echo './fg.sh pid times(秒)'
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exit 1
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fi
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rm -f perf.*
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perf record -F 99 -p $1 -g -- sleep $2
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perf script -i perf.data &> perf.unfold
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./stackcollapse-perf.pl perf.unfold &> perf.folded
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./flamegraph.pl perf.folded > perf.svg
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