Severalnines Blog

Automated Database Failover: Why Homegrown High Availability Struggles At Scale

October 2, 2026 Paul Namuag
I've encountered DBAs and ops engineers who shared war stories of running production long before automation and modern tooling went mainstream. Experiencing sudden primary faults during sleeping hours, getting paged, logging in to squint over trace logs that show replication lag on all replicas and working out which one is...

An Overview of Cluster-to-Cluster Replication

November 7, 2019 Sebastian Insausti

An Overview of pgModeler for PostgreSQL

October 29, 2019 Thiago Lopes

An Overview of MongoDB and Load Balancing

October 22, 2019 Akash Kathiriya

What's New in PostgreSQL 12

October 21, 2019 Sebastian Insausti