fix(redis-worker): stop fair queue leaking concurrency slots - #4540

Merged

matt-aitken merged 13 commits into

mainfrom

fix/fair-queue-concurrency-slot-leak

Aug 13, 2026

Commits on Aug 8, 2026

fix(redis-worker): stop fair queue leaking concurrency slots
matt-aitken
committed
4df6cda
fix(redis-worker): keep metadata-derived concurrency groups on the release path
matt-aitken
committed
35568a3

Commits on Aug 11, 2026

fix(redis-worker): close the remaining concurrency slot leaks in fair queue
matt-aitken
committed
b2ebf18
fix(redis-worker): stop losing dead-lettered messages when the DLQ write fails
matt-aitken
committed
c6524ca
fix(redis-worker,run-engine): close the remaining ways a batch item is stranded or run twice
matt-aitken
committed
3f8ed8b
fix(redis-worker,run-engine): give the item heartbeat real margin and stop one bad key stalling a shard
matt-aitken
committed
a2f12f2
fix(run-engine,redis-worker): drop a batch item result once its lease is lost
matt-aitken
committed
ff348c4
docs(run-engine): state what the lease signal actually guarantees
matt-aitken
committed
1b24915
chore(run-engine): move batch item heartbeating to its own branch
matt-aitken
committed
01d0666
test(redis-worker): assert reclaim recovery on a stable signal
matt-aitken
committed
72947fe

Commits on Aug 12, 2026