Severalnines Blog

PostgreSQL + ClickHouse Recovery: Test the Whole Data Service

November 13, 2026 Jessie Baynas
A restore job finishes green. PostgreSQL is taking orders, ClickHouse is answering queries, and the revenue dashboard loads without errors. Then someone from finance asks why January 15 shows 12,750 in revenue when the order system says 12,350. Nothing is down and no alert has fired. The numbers are simply...

PCI Compliance for MySQL & MariaDB With ClusterControl

November 29, 2017 Jean-Jérôme Schmidt

MySQL & MariaDB Database Backup Resources

November 10, 2017 Forrest Lymburner

HAProxy: All the Severalnines Resources

November 9, 2017 Forrest Lymburner

New ClusterControl Template for Zabbix

October 24, 2017 Ashraf Sharif