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Build macOS release binaries on macos-26 with --parallelism 4 #130

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Build macOS release binaries on macos-26 with --parallelism 4 #130

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e94a986
Benchmark macOS release builds on macos-26-arm64 with -p 4
Bencheng21 Sep 24, 2026
4e21df3
Use the macos-26 runner label for the binaries job
Bencheng21 Sep 24, 2026
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16 changes: 14 additions & 2 deletions .github/workflows/release.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -303,7 +303,7 @@ jobs:

goreleaser-binaries:
needs: [determine-workflows-ref, release-preflight]
runs-on: macos-latest
runs-on: macos-26
permissions:
contents: read
id-token: write # <-- needed for cosign keyless (OIDC)
Expand All @@ -313,6 +313,18 @@ jobs:
binaries_checksums: ${{ steps.output-checksums.outputs.checksums }}
released_at: ${{ steps.release-meta.outputs.released_at }}
steps:
# Diagnostic: GoReleaser sizes its build semaphore from runtime.GOMAXPROCS(0),
# so the runner's core count decides how many of the four targets build at once.
# GitHub bills the standard macOS tier as "3-core or 4-core" and one observed
# release did get 4 slots, so record the hardware instead of inferring it.
- name: Report runner hardware
shell: bash
run: |
echo "runner_label=macos-26"
echo "ncpu=$(sysctl -n hw.ncpu) logical=$(sysctl -n hw.logicalcpu) physical=$(sysctl -n hw.physicalcpu)"
echo "cpu=$(sysctl -n machdep.cpu.brand_string 2>/dev/null || echo unknown)"
echo "mem_bytes=$(sysctl -n hw.memsize)"

- name: Checkout caller repo
uses: actions/checkout@v5
with:
Expand Down Expand Up @@ -422,7 +434,7 @@ jobs:
with:
workdir: _caller
version: "~> v2.13"
args: release --clean --config ../_workflows/_generated/.goreleaser.binaries.yaml
args: release --clean --parallelism 4 --config ../_workflows/_generated/.goreleaser.binaries.yaml
env:
GITHUB_TOKEN: ${{ secrets.RELENG_GITHUB_TOKEN }}
GORELEASER_CURRENT_TAG: ${{ inputs.tag }}
Expand Down