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Give the capped Linux test workers the heap they had before the cap (#2084)

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This commit is contained in:
Chris Tate
2026-10-24 03:49:00 -05:00
committed by GitHub
parent 0f90e07603 937db54656
commit 64f3bb8fbe
2 changed files with 15 additions and 8 deletions
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.github/workflows/ci.yml
+11 -6
View File
@@ -217,17 +217,22 @@ jobs:
# worker budget covers both processes; file and case shard axes stay
# separate so every fixture still runs exactly once in each lane.
# The tests run in a transient scope capped below the runner's 16 GB, so
# the runner itself keeps memory: past 14 GB of RAM the scope swaps, as
# the whole runner did before (a sanitized shard peaks near 16 GB), and
# when RAM and swap run out the kernel kills the scope's largest process.
# the runner itself keeps memory: past 15 GB of RAM the scope swaps, as
# the whole runner did before, and when RAM and swap run out the kernel
# kills the scope's largest process. A sanitized shard peaks near 16 GB,
# and the sanitized self-hosting native-frontend build alone needs 15 GB
# (its clang compile of the frontend takes 10.5 GB).
# OOMPolicy=continue leaves the rest of the scope running, so vitest
# reports the killed worker and the job log names the test.
# reports the killed worker and the job log names the test. Node sizes
# its default heap from the memory it may use, which the scope lowers
# below 4 GB; the workers keep the 4 GB heap they had on the bare
# runner.
- name: Tests (corpus and integration suites)
run: |
ulimit -c 0
if [ -d /run/systemd/system ]; then
exec sudo --preserve-env systemd-run --scope --quiet -p MemoryMax=14G -p OOMPolicy=continue \
--uid="$(id -u)" --gid="$(id -g)" -- env PATH="$PATH" HOME="$HOME" node scripts/ci-test.mjs
exec sudo --preserve-env systemd-run --scope --quiet -p MemoryMax=15G -p OOMPolicy=continue \
--uid="$(id -u)" --gid="$(id -g)" -- env PATH="$PATH" HOME="$HOME" NODE_OPTIONS="--max-old-space-size=4096" node scripts/ci-test.mjs
fi
node scripts/ci-test.mjs
tests/harness/ci-test-plan.test.ts
+4 -2
View File
@@ -298,8 +298,10 @@ test("pull requests run the full suite on Linux and the darwin suite on macOS",
// runner, and directly elsewhere.
const linuxRun = linux.steps.at(-1)!.run as string;
expect(linuxRun.startsWith("ulimit -c 0\n")).toBe(true);
expect(linuxRun).toContain("systemd-run --scope --quiet -p MemoryMax=14G -p OOMPolicy=continue");
expect(linuxRun).toMatch(/-- env PATH="\$PATH" HOME="\$HOME" node scripts\/ci-test\.mjs\n/);
expect(linuxRun).toContain("systemd-run --scope --quiet -p MemoryMax=15G -p OOMPolicy=continue");
expect(linuxRun).toMatch(
/-- env PATH="\$PATH" HOME="\$HOME" NODE_OPTIONS="--max-old-space-size=4096" node scripts\/ci-test\.mjs\n/,
);
expect(linuxRun.endsWith("fi\nnode scripts/ci-test.mjs\n")).toBe(true);
expect(macos.steps.at(-1)!.run).toBe("node scripts/ci-test.mjs");
for (const job of [linux, macos]) expect(job.strategy.matrix.flavor).toEqual(["plain", "san"]);