Tag: #couchbase

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Published on
September 18, 2025
Multi-Datacenter Active-Active Architecture: Running 7M RPM on the Checkout Path
#distributed-systems #multi-datacenter #active-active #kafka #couchbase #chaos-engineering
Architectural breakdown of running checkout services active-active across two datacenters at 7M RPM: XDCR conflict resolution, Kafka mirroring, progressive zone shutdowns, and holding p99 at 63ms under chaos testing.
Published on
May 14, 2025
Zero-Downtime Database Migration: From Couchbase to PostgreSQL
#architecture #postgresql #couchbase #database-migration #zero-downtime
How we migrated a critical production service from Couchbase to PostgreSQL with zero downtime, dual-write synchronization, and automated consistency verification.