Merge pull request #3332 from onflow/supun/port-fixes-v0.42 #5308
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| name: Benchmark | |
| on: | |
| push: | |
| branches: | |
| - master | |
| - 'feature/**' | |
| - 'v**' | |
| pull_request: | |
| branches: | |
| - master | |
| - 'feature/**' | |
| - 'v**' | |
| env: | |
| GO_VERSION: '1.20' | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.run_id }} | |
| cancel-in-progress: true | |
| jobs: | |
| benchmark: | |
| name: Performance regression check | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Set benchmark repetitions | |
| # reducing repetition will speed up execution, | |
| # but will be more inaccurate at detecting change | |
| run: echo "benchmark_repetitions=7" >> "$GITHUB_OUTPUT" | |
| id: settings | |
| - name: Install dependencies | |
| run: sudo apt-get update && sudo apt-get install wabt | |
| - name: Checkout | |
| uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: 0 | |
| - uses: actions/setup-go@v3 | |
| with: | |
| go-version: ${{ env.GO_VERSION }} | |
| cache: true | |
| - name: Build | |
| run: make -j8 build | |
| - name: Run benchmark on current branch | |
| run: | | |
| ( for i in {1..${{ steps.settings.outputs.benchmark_repetitions }}}; do go test ./... -run=XXX -bench=. -benchmem -shuffle=on; done | sed 's/pkg:.*/pkg: github.com\/onflow\/cadence\/runtime/' ) | tee new.txt | |
| # the package replace line above is to make the results table more readable, since it is not fragmented by package | |
| - name: Checkout base branch | |
| run: git checkout ${{ github.event.pull_request.base.sha }} | |
| - name: Run benchmark on base branch | |
| run: | | |
| ( for i in {1..${{ steps.settings.outputs.benchmark_repetitions }}}; do go test ./... -run=XXX -bench=. -benchmem -shuffle=on; done | sed 's/pkg:.*/pkg: github.com\/onflow\/cadence\/runtime/' ) | tee old.txt | |
| # see https://trstringer.com/github-actions-multiline-strings/ to see why this part is complex | |
| - name: Use benchstat for comparison | |
| run: | | |
| export PATH=$PATH:$(go env GOPATH)/bin | |
| go install golang.org/x/perf/cmd/benchstat@91a04616dc65ba76dbe9e5cf746b923b1402d303 | |
| echo "BENCHSTAT<<EOF" >> $GITHUB_ENV | |
| echo "$(benchstat -html -sort name old.txt new.txt | sed '/<title/,/<\/style>/d' | sed 's/<!doctype html>//g')" >> $GITHUB_ENV | |
| echo "EOF" >> $GITHUB_ENV | |
| - name: Find existing comment on PR | |
| uses: peter-evans/find-comment@v1 | |
| id: fc | |
| with: | |
| issue-number: ${{ github.event.pull_request.number }} | |
| comment-author: "github-actions[bot]" | |
| body-includes: "## Cadence [Benchstat](https://pkg.go.dev/golang.org/x/perf/cmd/benchstat) comparison" | |
| - name: Create or update comment | |
| uses: peter-evans/create-or-update-comment@v1 | |
| with: | |
| comment-id: ${{ steps.fc.outputs.comment-id }} | |
| issue-number: ${{ github.event.pull_request.number }} | |
| body: | | |
| ## Cadence [Benchstat](https://pkg.go.dev/golang.org/x/perf/cmd/benchstat) comparison | |
| This branch with compared with the base branch ${{ github.event.pull_request.base.label }} commit ${{ github.event.pull_request.base.sha }} | |
| The command `for i in {1..N}; do go test ./... -run=XXX -bench=. -benchmem -shuffle=on; done` was used. | |
| Bench tests were run a total of ${{ steps.settings.outputs.benchmark_repetitions }} times on each branch. | |
| <details> | |
| <summary>Collapsed results for better readability</summary> | |
| <p> | |
| ${{ env.BENCHSTAT }} | |
| </p> | |
| </details> | |
| edit-mode: replace |