The JusDB Database Engineering Blog
Deep dives on PostgreSQL, MySQL, MongoDB and more — performance tuning, high availability, migrations and production war stories from our DBAs.
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Valkey GLIDE in Production: AZ-Affinity Reads and Migrating from Legacy Clients
Configure Valkey GLIDE AZ-affinity reads on servers and clients, learn what GLIDE 2.5.3 does not support, and migrate from redis-py, Jedis, ioredis, or go-redis one service at a time.
Redis20 minNov 10, 2026
ReadMulti-AZ Valkey: Replica Placement, Failover Priority and Zone-Aware Clients
Lay out self-managed Valkey Cluster and Sentinel across availability zones so a zone loss keeps a voting majority, a replica for every shard and a predictable failover.
Redis19 minNov 7, 2026
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