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ci: reduce sanitizer/valgrind worker count to avoid runner OOM #9280

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ci: reduce sanitizer/valgrind worker count to avoid runner OOM #9280

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18 changes: 16 additions & 2 deletions .github/workflows/ci.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -706,7 +706,14 @@ jobs:
TEST_DEBUG: 1
PYTEST_OPTS: ${{ env.PYTEST_OPTS_BASE }} --test-group-random-seed=42
run: |
VALGRIND=1 sg wireshark "uv run eatmydata pytest tests/ -n $(($(nproc) + 1)) ${PYTEST_OPTS} --test-group=${{ matrix.GROUP }} --test-group-count=${{ matrix.GROUP_COUNT }}"
# -n $(nproc) rather than $(nproc)+1: one fewer parallel node-cluster
# keeps peak RSS under the 16GB hosted-runner ceiling.
VALGRIND=1 sg wireshark "uv run eatmydata pytest tests/ -n $(nproc) ${PYTEST_OPTS} --test-group=${{ matrix.GROUP }} --test-group-count=${{ matrix.GROUP_COUNT }}"
- name: Report OOM kills
if: failure()
run: |
echo "=== dmesg (OOM) ==="; sudo dmesg | grep -i -E 'oom|out of memory|killed process' || echo "no OOM lines in dmesg"
echo "=== kernel log ==="; sudo journalctl -k --no-pager | tail -n 50 || true
- name: Upload test results
if: always()
uses: actions/upload-artifact@v7
Expand Down Expand Up @@ -770,7 +777,14 @@ jobs:
env:
PYTEST_OPTS: ${{ env.PYTEST_OPTS_BASE }} --test-group-random-seed=42
run: |
sg wireshark "uv run eatmydata pytest tests/ -n $(($(nproc) + 1)) ${PYTEST_OPTS} --test-group=${{ matrix.GROUP }} --test-group-count=${{ matrix.GROUP_COUNT }}"
# -n $(nproc) rather than $(nproc)+1: one fewer parallel node-cluster
# keeps ASan peak RSS under the 16GB hosted-runner ceiling.
sg wireshark "uv run eatmydata pytest tests/ -n $(nproc) ${PYTEST_OPTS} --test-group=${{ matrix.GROUP }} --test-group-count=${{ matrix.GROUP_COUNT }}"
- name: Report OOM kills
if: failure()
run: |
echo "=== dmesg (OOM) ==="; sudo dmesg | grep -i -E 'oom|out of memory|killed process' || echo "no OOM lines in dmesg"
echo "=== kernel log ==="; sudo journalctl -k --no-pager | tail -n 50 || true
- name: Upload test results
if: always()
uses: actions/upload-artifact@v7
Expand Down
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