bench.yml

name: Ledger Benchmarks
on:
  push:
    branches:
      - master
      - nc/bench-tx

permissions:
  contents: write
  deployments: write

jobs:
  benchmark:
    name: cardano-ledger benchmarks
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: cachix/install-nix-action@v15
        with:
          nix_path: nixpkgs=channel:nixos-unstable
          extra_nix_config: |
            trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
            substituters = https://cache.iog.io https://cache.nixos.org/
      - name: Build benchmarks
        run: nix build .#cardano-ledger-test:bench:bench
      - name: Run benchmark
        run: |
          cd libs/cardano-ledger-test
          ../../result/bin/bench "applyTxBenchmarks" --json bench.json
      - name: Transform results
        run: |
          nix-env -i jq -f '<nixpkgs>'
          jq -f .github/tools/extract_criterion.jq < libs/cardano-ledger-test/bench.json > output.json
      - name: Store benchmark result
        uses: benchmark-action/github-action-benchmark@v1
        with:
          name: Haskell Benchmark
          tool: 'customSmallerIsBetter'
          output-file-path: output.json
          github-token: ${{ secrets.GITHUB_TOKEN }}
          auto-push: true
          # Show alert with commit comment on detecting possible performance regression
          alert-threshold: '200%'
          comment-on-alert: true
          fail-on-alert: true
          alert-comment-cc-users: '@nc6'