Bench #13
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| name: Bench | |
| on: | |
| workflow_call: | |
| workflow_dispatch: | |
| schedule: | |
| # Run at 1 AM each day, so there is a `main`-branch baseline in the cache. | |
| - cron: '0 1 * * *' | |
| env: | |
| CARGO_PROFILE_BENCH_BUILD_OVERRIDE_DEBUG: true | |
| CARGO_PROFILE_RELEASE_DEBUG: true | |
| CARGO_TERM_COLOR: always | |
| RUST_BACKTRACE: 1 | |
| TOOLCHAIN: stable | |
| RUSTFLAGS: -C link-arg=-fuse-ld=lld -C link-arg=-Wl,--no-rosegment, -C force-frame-pointers=yes | |
| PERF_OPT: record -F997 --call-graph fp -g | |
| permissions: | |
| contents: read | |
| jobs: | |
| bench: | |
| name: Benchmark | |
| runs-on: self-hosted | |
| defaults: | |
| run: | |
| shell: bash | |
| steps: | |
| - name: Checkout neqo | |
| uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| - name: Checkout msquic | |
| uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1 | |
| with: | |
| repository: microsoft/msquic | |
| ref: main | |
| path: msquic | |
| submodules: true | |
| - name: Set PATH | |
| run: echo "/home/bench/.cargo/bin" >> "${GITHUB_PATH}" | |
| - name: Install Rust | |
| uses: ./.github/actions/rust | |
| with: | |
| version: $TOOLCHAIN | |
| tools: hyperfine | |
| token: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Get minimum NSS version | |
| id: nss-version | |
| run: echo "minimum=$(cat neqo-crypto/min_version.txt)" >> "$GITHUB_OUTPUT" | |
| - name: Install NSS | |
| uses: ./.github/actions/nss | |
| with: | |
| minimum-version: ${{ steps.nss-version.outputs.minimum }} | |
| - name: Build neqo | |
| run: | | |
| cargo "+$TOOLCHAIN" bench --workspace --features bench --no-run | |
| cargo "+$TOOLCHAIN" build --release --bin neqo-client --bin neqo-server | |
| - name: Build msquic | |
| run: | | |
| mkdir -p msquic/build | |
| cd msquic/build | |
| cmake -GNinja -DCMAKE_BUILD_TYPE=RelWithDebInfo -DQUIC_BUILD_TOOLS=1 -DQUIC_BUILD_PERF=1 .. | |
| cmake --build . | |
| - name: Download cached main-branch results | |
| id: criterion-cache | |
| uses: actions/cache/restore@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4.1.1 | |
| with: | |
| path: ./target/criterion | |
| key: criterion-${{ runner.name }}-${{ github.sha }} | |
| restore-keys: criterion-${{ runner.name }}- | |
| # Disable turboboost, hyperthreading and use performance governor. | |
| - name: Prepare machine | |
| run: sudo /root/bin/prep.sh | |
| - name: Run cargo bench | |
| run: | | |
| # Pin all but neqo-bin benchmarks to CPU 0. neqo-bin benchmarks run | |
| # both a client and a server, thus benefiting from multiple CPU cores. | |
| # | |
| # Run all benchmarks at elevated priority. | |
| taskset -c 0 nice -n -20 cargo "+$TOOLCHAIN" bench --workspace --exclude neqo-bin --features bench -- --noplot | tee results.txt | |
| nice -n -20 cargo "+$TOOLCHAIN" bench --package neqo-bin --features bench -- --noplot | tee -a results.txt | |
| # Compare various configurations of neqo against msquic, and gather perf data | |
| # during the hyperfine runs. | |
| - name: Compare neqo and msquic | |
| env: | |
| HOST: 127.0.0.1 | |
| PORT: 4433 | |
| SIZE: 33554432 # 32 MB | |
| run: | | |
| TMP=$(mktemp -d) | |
| # Make a cert and key for msquic. | |
| openssl req -nodes -new -x509 -keyout "$TMP/key" -out "$TMP/cert" -subj "/CN=DOMAIN" 2>/dev/null | |
| # Make a test file for msquic to serve. | |
| truncate -s "$SIZE" "$TMP/$SIZE" | |
| # Define the commands to run for each client and server. | |
| declare -A client_cmd=( | |
| ["neqo"]="target/release/neqo-client _cc _pacing --output-dir . -o -a hq-interop -Q 1 https://$HOST:$PORT/$SIZE" | |
| ["msquic"]="msquic/build/bin/Release/quicinterop -test:D -custom:$HOST -port:$PORT -urls:https://$HOST:$PORT/$SIZE" | |
| ) | |
| declare -A server_cmd=( | |
| ["neqo"]="target/release/neqo-server _cc _pacing -o -a hq-interop -Q 1 $HOST:$PORT 2> /dev/null" | |
| ["msquic"]="msquic/build/bin/Release/quicinteropserver -root:$TMP -listen:$HOST -port:$PORT -file:$TMP/cert -key:$TMP/key -noexit > /dev/null || true" | |
| ) | |
| # Replace various placeholders in the commands with the actual values. | |
| # Also generate an extension to append to the file name. | |
| function transmogrify { | |
| CMD=$1 | |
| local cc=$2 | |
| local pacing=$3 | |
| if [ "$cc" != "" ]; then | |
| CMD=${CMD//_cc/--cc $cc} | |
| EXT="-$cc" | |
| fi | |
| if [ "$pacing" == "on" ]; then | |
| CMD=${CMD//_pacing/} | |
| EXT="$EXT-pacing" | |
| else | |
| CMD=${CMD//_pacing/--no-pacing} | |
| EXT="$EXT-nopacing" | |
| fi | |
| } | |
| for server in msquic neqo; do | |
| for client in msquic neqo; do | |
| # msquic doesn't let us configure the congestion control or pacing. | |
| if [ "$client" == "msquic" ] && [ "$server" == "msquic" ]; then | |
| cc_opt=("") | |
| pacing_opt=("") | |
| else | |
| cc_opt=("reno" "cubic") | |
| pacing_opt=("on" "") | |
| fi | |
| for cc in "${cc_opt[@]}"; do | |
| for pacing in "${pacing_opt[@]}"; do | |
| # Make a tag string for this test, for the results. | |
| TAG="$client,$server,$cc,$pacing" | |
| echo "Running benchmarks for $TAG" | tee -a comparison.txt | |
| transmogrify "${server_cmd[$server]}" "$cc" "$pacing" | |
| # shellcheck disable=SC2086 | |
| taskset -c 0 nice -n -20 \ | |
| perf $PERF_OPT -o "$client-$server$EXT.server.perf" $CMD & | |
| PID=$! | |
| transmogrify "${client_cmd[$client]}" "$cc" "$pacing" | |
| # shellcheck disable=SC2086 | |
| taskset -c 1 nice -n -20 \ | |
| perf $PERF_OPT -o "$client-$server$EXT.client.perf" \ | |
| hyperfine -N --output null -w 1 -s "sleep 1" -n "$TAG" -u millisecond --export-markdown step.md "$CMD" | | |
| tee -a comparison.txt | |
| echo >> comparison.txt | |
| kill $PID | |
| cat step.md >> steps.md | |
| # Sanity check the size of the last retrieved file. | |
| [ "$(wc -c <"$SIZE")" -eq "$SIZE" ] || exit 1 | |
| done | |
| done | |
| done | |
| done | |
| # Merge the results tables generated by hyperfine into a single table. | |
| echo "Transfer of $SIZE bytes over loopback." > comparison.md | |
| awk '(!/^\| Command/ || !c++) && (!/^\|:/ || !d++)' < steps.md |\ | |
| sed -E 's/`//g; s/^\|:/\|:---\|:---\|:---\|:/g; s/,/ \| /g; s/^\| Command/\| Client \| Server \| CC \| Pacing/g' >> comparison.md | |
| rm -r "$TMP" | |
| # Re-enable turboboost, hyperthreading and use powersave governor. | |
| - name: Restore machine | |
| run: sudo /root/bin/unprep.sh | |
| if: success() || failure() || cancelled() | |
| - name: Post-process perf data | |
| run: | | |
| for f in *.perf; do | |
| # Convert for profiler.firefox.com | |
| perf script -i "$f" -F +pid > "$f.fx" & | |
| # Generate perf reports | |
| perf report -i "$f" --no-children --stdio > "$f.txt" & | |
| # Generate flamegraphs | |
| flamegraph --perfdata "$f" --palette rust -o "${f//.perf/.svg}" & | |
| done | |
| wait | |
| rm neqo.svg | |
| - name: Format results as Markdown | |
| id: results | |
| run: | | |
| { | |
| echo "### Benchmark results" | |
| echo | |
| } > results.md | |
| SHA=$(cat target/criterion/baseline-sha.txt || true) | |
| if [ -n "$SHA" ]; then | |
| { | |
| echo "Performance differences relative to $SHA." | |
| echo | |
| } >> results.md | |
| fi | |
| sed -E -e 's/^ //gi' \ | |
| -e 's/((change|time|thrpt):[^%]*% )([^%]*%)(.*)/\1<b>\3<\/b>\4/gi' results.txt |\ | |
| perl -p -0777 -e 's/(.*?)\n(.*?)(((No change|Change within|Performance has).*?)(\nFound .*?)?)?\n\n/<details><summary>$1: $4<\/summary><pre>\n$2$6<\/pre><\/details>\n/gs' |\ | |
| sed -E -e 's/(Performance has regressed.)/:broken_heart: <b>\1<\/b>/gi' \ | |
| -e 's/(Performance has improved.)/:green_heart: <b>\1<\/b>/gi' \ | |
| -e 's/^ +((<\/pre>|Found).*)/\1/gi' \ | |
| -e 's/^<details>(.*Performance has.*)/<details open>\1/gi' >> results.md | |
| { | |
| echo | |
| echo "### Client/server transfer results" | |
| cat comparison.md | |
| } >> results.md | |
| cat results.md > "$GITHUB_STEP_SUMMARY" | |
| - name: Remember main-branch push URL | |
| if: github.ref == 'refs/heads/main' | |
| run: echo "${{ github.sha }}" > target/criterion/baseline-sha.txt | |
| - name: Store history | |
| if: github.ref == 'refs/heads/main' | |
| run: | | |
| mkdir -p target/criterion-history | |
| cp -r target/criterion "target/criterion-history/$(date +%s)-${{ github.sha }}" | |
| - name: Cache main-branch results | |
| if: github.ref == 'refs/heads/main' | |
| uses: actions/cache/save@3624ceb22c1c5a301c8db4169662070a689d9ea8 # v4.1.1 | |
| with: | |
| path: ./target/criterion | |
| key: criterion-${{ runner.name }}-${{ github.sha }} | |
| - name: Export perf data | |
| id: export | |
| uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.4.3 | |
| with: | |
| name: ${{ github.event.repository.name }}-${{ github.sha }} | |
| path: | | |
| *.svg | |
| *.perf | |
| *.perf.fx | |
| *.txt | |
| results.* | |
| target/criterion* | |
| compression-level: 9 | |
| - name: Export PR comment data | |
| uses: ./.github/actions/pr-comment-data-export | |
| with: | |
| name: ${{ github.workflow }} | |
| contents: results.md | |
| log-url: ${{ steps.export.outputs.artifact-url }} |