Tag

failover

2 articles with this tag. Follow these related notes when you want a narrower study path.

Reliability Labs Aug 19, 2026 3 min read

Database Connection Contention and Recovery Lab Examples

Use six deterministic browser scenarios to reason about pools, locks, retries, replica lag, failover interruption, and evidence boundaries.

System Design Aug 19, 2026 3 min read

Separate replication, apply, promotion, fencing, client routing, consistency, and ambiguous write evidence across both engines.