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update perf script #51

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Merged
merged 2 commits into from
Mar 27, 2020
Merged

update perf script #51

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35d8efc
update perf script
tomerd Mar 27, 2020
647a86e
Merge branch 'master' into perf
tomerd Mar 27, 2020
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6 changes: 3 additions & 3 deletions scripts/linux_performance_setup.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -16,13 +16,13 @@
# docker run --privileged -it -v `pwd`:/code -w /code swiftlang/swift:nightly-5.2-bionic bash

apt-get update -y
apt-get install -y vim htop strace linux-tools-common linux-tools-generic
apt-get install -y vim htop strace linux-tools-common linux-tools-generic libc6-dbg

echo 0 > /proc/sys/kernel/kptr_restrict

cd /usr/bin
rm -rf perf
ln -s /usr/lib/linux-tools/4.15.0-88-generic/perf perf
ln -s /usr/lib/linux-tools/4.15.0-91-generic/perf perf
cd -

cd /opt
Expand All @@ -42,5 +42,5 @@ cd -
#
# perf
# export MAX_REQUESTS=10000
# perf record -o .build/perf-$MAX_REQUESTS.data -g .build/release/StringSample dwarf
# perf record -o .build/perf-$MAX_REQUESTS.data -g -F 100000 .build/release/StringSample dwarf
# perf script -i .build/perf-$MAX_REQUESTS.data | /opt/FlameGraph/stackcollapse-perf.pl | swift-demangle | /opt/FlameGraph/flamegraph.pl > .build/flamegraph-$MAX_REQUESTS.svg