Severalnines Blog

Safe database change at fleet scale: canaries, maintenance waves, and recovery gates

November 6, 2026 Sebastian Insausti
A PostgreSQL minor update is about as boring as database maintenance gets. You stop the node, install the new binaries, and start it again. On one cluster, with someone watching, it rarely surprises anyone. Now do it on forty clusters at once. One of them pulls packages from a mirror...

How to Secure MongoDB From Ransomware – Ten Tips

January 17, 2017 Art van Scheppingen

Getting Social With Severalnines

December 15, 2016 Forrest Lymburner

Receive Email Notifications from ClusterControl

December 13, 2016 Art van Scheppingen

Answering Eurofunk’s Database SOS Call

November 30, 2016 Jean-Jérôme Schmidt