Configuring and Migrating to Azure Database for PostgreSQL
Why Migration and HA Are the Same Conversation Migrating a database and keeping it highly available afterward aren't two separate projects — they're…
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Your Load Balancer Is a Single Point of Failure. Fix It With VRRP
You built the system the way everyone tells you to. Three API servers instead of one, so a crash doesn't take you down. A load balancer in front of…
Cloud Run moves regional failover out of the runbook and into the load balancer
Google Cloud posted on July 20 that Cloud Run now shifts traffic away from an unhealthy region automatically, within seconds, through two new signal…
Designing for High Availability & Disaster Recovery (RTO/RPO)
The 3am page that defines your career At 3am, an availability zone goes dark. If your system is well-designed, nothing happens, traffic shifts, repl…
The Oracle HA Decision Tree: RAC vs Data Guard vs Both
"We have RAC, so we're covered for DR." It's one of the most expensive sentences in Oracle operations, and I've watched variations of it play out mo…
Failover Sounds Good… Until It Doesn’t Work
“We have failover.” That sounds reassuring. But when real failure hits… many systems still go down — hard. Why? Because failover is easy to configur…