redis

Backend

Load Balancing a GPU Worker Pool with Redis Keyspace Notifications and Leases

GPUs are expensive and run one heavy job at a time, so round-robin routing stalls behind busy workers. Here is a busy-aware scheduler built from Redis leases and keyspace notifications.

Jul 23, 2026 8 min read gpuredisload-balancingdistributed-systemsgo

Backend

Lease Locks with CAS and Heartbeat for Single-Runner Jobs

A plain lock deadlocks forever when the holder dies. A lease expires. Here is how to build one with compare-and-swap acquisition and a heartbeat, and the failure modes that decide the design.

Jul 22, 2026 8 min read distributed-systemslockingredisgojobs