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...

Keeping the Tills Ringing at eCommerce Platform vidaXL

November 9, 2016 Jean-Jérôme Schmidt

MongoDB Sharding Ins & Outs: Part One

November 1, 2016 Art van Scheppingen

MongoDB: How to Scale Reads

October 10, 2016 Art van Scheppingen

Sharding MySQL with MySQL Fabric and ProxySQL

October 3, 2016 Krzysztof Ksiazek

Two Database Sharding Tools for MySQL

September 27, 2016 Krzysztof Ksiazek

Database Sharding: How Does it Work?

September 20, 2016 Krzysztof Ksiazek