Failover on SRE Engineering Practicehttps://www.sre.wang/en/tags/failover/Recent content in Failover on SRE Engineering PracticeHugo -- gohugo.ioenTue, 11 Aug 2026 10:37:49 +0800Disaster Recovery Is Not Backup: Cross-Datacenter RPO<5min, RTO<30min Architecture Decisions and Lessons Learnedhttps://www.sre.wang/en/posts/sre-cross-datacenter-failover-architecture/Tue, 11 Aug 2026 10:37:49 +0800https://www.sre.wang/en/posts/sre-cross-datacenter-failover-architecture/Cross-datacenter disaster recovery architecture design from active-active to remote standby. Covers RPO/RTO engineering tradeoffs, sync replication performance costs, split-brain protection, and failover workflows with 5 production incident records.