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disable heap trimming while running gzip benchmark #2

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disable heap trimming while running gzip benchmark #2

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17 changes: 17 additions & 0 deletions run_benchmarks.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,10 @@ echo $out

nprocs=`cat /proc/cpuinfo | awk '/^processor/{print $3}' | wc -l`

if [ ! -z "$MALLOC_TRIM_THRESHOLD_" ]; then
old_trim_threshold=$MALLOC_TRIM_THRESHOLD_
fi

sudo apt-get install -y build-essential bc golang

export GOPATH="$(dirname "$(readlink -f "$0")")"
Expand Down Expand Up @@ -38,6 +42,17 @@ if [ ! -f ./bench ]; then
fi
cd ..

disable_malloc_trim_threshold () {
export MALLOC_TRIM_THRESHOLD_=-1
}

restore_malloc_trim_threshold () {
if [ ! -z "$old_trim_threshold" ]; then
export MALLOC_TRIM_THRESHOLD_=$old_trim_threshold
else
unset MALLOC_TRIM_THRESHOLD_
fi
}

openssl_aead () {
res=`./openssl/apps/openssl speed -seconds 10 -bytes 16384 -multi $2 -evp $1 | tail -1 | rev | cut -f 1 -d ' ' | rev | sed 's/k//' `
Expand Down Expand Up @@ -93,9 +108,11 @@ for q in {4..11}; do
done

echo "gzip performance (cloudflare zlib)" | tee -a $out
disable_malloc_trim_threshold
for q in {4..9}; do
echo gzip -$q,$( comp $q 1 ),$( comp $q $nprocs ) | tee -a $out
done
restore_malloc_trim_threshold

echo "Go performance" | tee -a $out
go run ./go_benchmarks.go | tee -a $out