Files
gbrain/test
7968f84077 v0.42.49.0 feat(pace): native DB-contention pacing for embed/sync backfills (#2240)
* feat(pace): composable DB-contention pacer primitive

createDbPacer/createNoopPacer (concurrency permit + in-band EWMA + jittered
cooperative sleep, abort-throws, fail-open) + named pace-mode bundles
(env>config>bundle, default off) + shared embed-backfill lock key.

* feat(embed): wire DB-pacing into embed paths + single-flight + bounded keyset re-entry

embedStaleForSource + CLI embedAllStale/embedAll lower worker count to the
resolved cap and observe()/pace() their DB ops; embed job + embed-backfill
handler resolve env>config>bundle; CLI --pace flags; --background carries
overrides into the job payload; single-flight via shared per-source lock;
budget-timer re-arm around paced sleeps; EmbedResult.pacing telemetry.

* feat(sync): shared DB-pacer permit across parallel worker engines

One pacer spans the per-worker PostgresEngines (the multi-pool permit case);
observe() import writes, pace() between files, dispose on all exit paths.

* docs(pace): CLAUDE.md Pace Mode section + regenerated llms bundle

* fix(pace): pre-landing review fixes (Codex P1/P2)

- never unref() the cooperative-sleep timer (could exit mid-sleep)
- pace() excludes the wall-clock budget + re-arm after each sleep
- pacing only lowers concurrency, never raises above an operator cap
- serialized job pace resolves at config tier so GBRAIN_PACE_* still wins
- --pace-max-concurrency consumes its value token

* chore: bump version and changelog (v0.42.48.0)

Native DB-contention pacing for embed/sync backfills.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version to v0.42.49.0

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-17 06:58:07 -07:00
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