opentelemetry-go/.github/workflows/benchmark.yml

name: Benchmark
on:
  push:
    tags:
      - v1.* 
  workflow_dispatch: 

env:
  DEFAULT_GO_VERSION: "~1.22.5"
jobs:
  benchmark:
    name: Benchmarks
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version: ${{ env.DEFAULT_GO_VERSION }}
          check-latest: true
          cache-dependency-path: "**/go.sum"
      - name: Run benchmarks
        run: make benchmark | tee output.txt
      - name: Download previous benchmark data
        uses: actions/cache@v4
        with:
          path: ./benchmarks
          key: ${{ runner.os }}-benchmark
      - name: Store benchmarks result
        uses: benchmark-action/github-action-benchmark@v1.20.3
        with:
          name: Benchmarks
          tool: 'go'
          output-file-path: output.txt
          external-data-json-path: ./benchmarks/data.json
          github-token: ${{ secrets.GITHUB_TOKEN }}
          gh-pages-branch: benchmarks
          fail-on-alert: true
          alert-threshold: "400%"
          # Add benchmark summary to GitHub workflow run report
          summary-always: true