Add a profiling action to CI which comments on PRs with notable demo art performance variances #4
Workflow file for this run
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| name: Rust Profiling with iai-callgrind | |
| on: | |
| pull_request: | |
| branches: [ master ] | |
| env: | |
| CARGO_TERM_COLOR: always | |
| jobs: | |
| profile: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: 0 | |
| - name: Install Rust | |
| uses: actions-rs/toolchain@v1 | |
| with: | |
| profile: minimal | |
| toolchain: stable | |
| - name: Install Valgrind | |
| run: | | |
| sudo apt-get update | |
| sudo apt-get install -y valgrind | |
| - name: Cache dependencies | |
| uses: actions/cache@v3 | |
| with: | |
| path: | | |
| ~/.cargo/registry | |
| ~/.cargo/git | |
| target | |
| key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }} | |
| - name: Install iai-callgrind | |
| run: | | |
| cargo install [email protected] | |
| # - name: Checkout master branch | |
| # run: | | |
| # git fetch origin master:master | |
| # git checkout master | |
| - name: Run baseline benchmarks | |
| run: | | |
| cargo bench --bench compile_demo_art --features=iai -- --save-baseline=master | |
| - name: Checkout PR branch | |
| run: | | |
| git checkout ${{ github.event.pull_request.head.sha }} | |
| - name: Run PR benchmarks | |
| run: | | |
| cargo bench --bench compile_demo_art --features=iai -- --baseline master > benchmark_results.txt | |
| - name: Parse benchmark results | |
| id: parse_results | |
| run: | | |
| COMMENT="## Performance Benchmark Results\n\n" | |
| while IFS= read -r line; do | |
| if [[ $line == *"Comparison with"* ]]; then | |
| COMMENT+="### $line\n" | |
| elif [[ $line == *"Instructions:"* || $line == *"L1 Hits:"* || $line == *"Estimated Cycles:"* ]]; then | |
| COMMENT+="$line\n" | |
| fi | |
| done < benchmark_results.txt | |
| echo "comment<<EOF" >> $GITHUB_OUTPUT | |
| echo -e "$COMMENT" >> $GITHUB_OUTPUT | |
| echo "EOF" >> $GITHUB_OUTPUT | |
| - name: Comment PR | |
| uses: actions/github-script@v6 | |
| with: | |
| github-token: ${{secrets.GITHUB_TOKEN}} | |
| script: | | |
| github.rest.issues.createComment({ | |
| issue_number: context.issue.number, | |
| owner: context.repo.owner, | |
| repo: context.repo.name, | |
| body: ${{steps.parse_results.outputs.comment}} | |
| }) |