Maintenance #435
Workflow file for this run
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| # Run regression check only when attempting to merge, shown as skipped status check beforehand | |
| name: GPU benchmark regression test | |
| on: | |
| pull_request: | |
| types: [opened, synchronize, reopened, ready_for_review] | |
| branches: [dev] | |
| merge_group: | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }} | |
| cancel-in-progress: true | |
| jobs: | |
| # Run comparative benchmark against dev, open issue on regression | |
| gpu-benchmark: | |
| if: github.event_name != 'pull_request' || github.event.action == 'enqueued' | |
| name: Run benchmarks on GPU | |
| runs-on: [self-hosted, gpu-bench] | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| repository: lurk-lab/ci-workflows | |
| - uses: ./.github/actions/gpu-setup | |
| with: | |
| gpu-framework: 'cuda' | |
| - uses: ./.github/actions/ci-env | |
| - uses: actions/checkout@v4 | |
| # Install dependencies | |
| - uses: dtolnay/rust-toolchain@stable | |
| - uses: Swatinem/rust-cache@v2 | |
| - uses: taiki-e/install-action@v2 | |
| with: | |
| tool: [email protected] | |
| - name: Install criterion | |
| run: | | |
| cargo install cargo-criterion | |
| cargo install criterion-table | |
| - name: Set bench output format and base SHA | |
| run: | | |
| echo "BENCH_OUTPUT=commit-comment" | tee -a $GITHUB_ENV | |
| echo "BENCH_NUM_CONS=16384,1038732" | tee -a $GITHUB_ENV | |
| echo "BASE_COMMIT=${{ github.event.merge_group.base_sha }}" | tee -a $GITHUB_ENV | |
| GPU_NAME=$(nvidia-smi --query-gpu=gpu_name --format=csv,noheader,nounits | tail -n1) | |
| echo "GPU_ID=$(echo $GPU_NAME | awk '{ print $NF }')" | tee -a $GITHUB_ENV | |
| echo "GPU_NAME=$GPU_NAME" | tee -a $GITHUB_ENV | |
| # Checkout base branch for comparative bench | |
| - uses: actions/checkout@v4 | |
| with: | |
| ref: dev | |
| path: dev | |
| # Copy the script so the base can bench with the same parameters | |
| - name: Run GPU bench on base branch | |
| run: | | |
| # Copy justfile to dev, overwriting existing config with that of PR branch | |
| cp ../benches/justfile . | |
| # Run benchmark | |
| just gpu-bench-ci supernova-ci | |
| # Copy bench output to PR branch | |
| cp supernova-ci-${{ env.BASE_COMMIT }}.json .. | |
| working-directory: ${{ github.workspace }}/dev | |
| - name: Run GPU bench on PR branch | |
| run: | | |
| just gpu-bench-ci supernova-ci | |
| cp supernova-ci-${{ github.sha }}.json .. | |
| working-directory: ${{ github.workspace }}/benches | |
| - name: copy the benchmark template and prepare it with data | |
| run: | | |
| cp .github/tables.toml . | |
| # Get CPU model | |
| CPU_MODEL=$(grep '^model name' /proc/cpuinfo | head -1 | awk -F ': ' '{ print $2 }') | |
| # Get vCPU count | |
| NUM_VCPUS=$(nproc --all) | |
| # Get total RAM in GB | |
| TOTAL_RAM=$(grep MemTotal /proc/meminfo | awk '{$2=$2/(1024^2); print int($2), "GB RAM";}') | |
| WORKFLOW_URL="https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}" | |
| # Use conditionals to ensure that only non-empty variables are inserted | |
| [[ ! -z "${{ env.GPU_NAME }}" ]] && sed -i "/^\"\"\"$/i ${{ env.GPU_NAME }}" tables.toml | |
| [[ ! -z "$CPU_MODEL" ]] && sed -i "/^\"\"\"$/i $CPU_MODEL" tables.toml | |
| [[ ! -z "$NUM_VCPUS" ]] && sed -i "/^\"\"\"$/i $NUM_VCPUS vCPUs" tables.toml | |
| [[ ! -z "$TOTAL_RAM" ]] && sed -i "/^\"\"\"$/i $TOTAL_RAM" tables.toml | |
| sed -i "/^\"\"\"$/i Workflow run: $WORKFLOW_URL" tables.toml | |
| echo "WORKFLOW_URL=$WORKFLOW_URL" | tee -a $GITHUB_ENV | |
| working-directory: ${{ github.workspace }} | |
| # Create a `criterion-table` and write in commit comment | |
| - name: Run `criterion-table` | |
| run: | | |
| cat supernova-ci-${{ env.BASE_COMMIT }}.json supernova-ci-${{ github.sha }}.json | criterion-table > BENCHMARKS.md | |
| - name: Write bench on commit comment | |
| uses: peter-evans/commit-comment@v3 | |
| with: | |
| body-path: BENCHMARKS.md | |
| # TODO: Set `$BENCH_NOISE_THRESHOLD` via `cardinalby/export-env-action` or hardcode to 1.3 | |
| # Check for a slowdown >= `$BENCH_NOISE_THRESHOLD` (fallback is 30%/1.3x). If so, open an issue but don't block merge | |
| # Since we are parsing for slowdowns, we simply add 1 to the noise threshold decimal to get the regression factor | |
| - name: Check for perf regression | |
| id: regression-check | |
| run: | | |
| REGRESSIONS=$(grep -o '[0-9.]*x slower' BENCHMARKS.md | cut -d 'x' -f1) | |
| echo $REGRESSIONS | |
| if [ ! -z "${{ env.BENCH_NOISE_THRESHOLD}}" ]; then | |
| REGRESSION_FACTOR=$(echo "${{ env.BENCH_NOISE_THRESHOLD }}+1" | bc) | |
| else | |
| REGRESSION_FACTOR=1.3 | |
| fi | |
| echo "NOISE_THRESHOLD=$(echo "($REGRESSION_FACTOR-1)*100" | bc)" | tee -a $GITHUB_ENV | |
| for r in $REGRESSIONS | |
| do | |
| if (( $(echo "$r >= $REGRESSION_FACTOR" | bc -l) )) | |
| then | |
| echo "regression=true" | tee -a $GITHUB_OUTPUT | |
| fi | |
| done | |
| # Not possible to use ${{ github.event.number }} with the `merge_group` trigger | |
| - name: Get PR number from merge branch | |
| if: steps.regression-check.outputs.regression == 'true' | |
| run: | | |
| echo "PR_NUMBER=$(echo ${{ github.event.merge_group.head_ref }} | sed -e 's/.*pr-\(.*\)-.*/\1/')" | tee -a $GITHUB_ENV | |
| - uses: JasonEtco/create-an-issue@v2 | |
| if: steps.regression-check.outputs.regression == 'true' | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| PR_NUMBER: ${{ env.PR_NUMBER }} | |
| GIT_SHA: ${{ github.sha }} | |
| WORKFLOW_URL: ${{ env.WORKFLOW_URL }} | |
| NOISE_THRESHOLD: ${{ env.NOISE_THRESHOLD }} | |
| with: | |
| update_existing: true | |
| filename: .github/PERF_REGRESSION.md |