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⇱ Blog - Percona

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The Percona Database Performance Blog

Technical guides, deep dives, and perspectives across MySQL, PostgreSQL, MongoDB, Valkey, Redis, and more.

Blog
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June 17, 2026
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Radoslaw Szulgo
Security advisory: CVE-2026-9740 and CVE-2026-11933 in Percona Server for MongoDB
TL;DR: This advisory covers the two most important high-severity memory-safety vulnerabilities affecting MongoDB Community and our downstream Percona ...
By Author
By Category
MySQL
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June 16, 2026
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Corrado Pandiani
Extending pt-archiver with a Partition-Aware Plug-in for Fast Retention Policy Enforcement
June 15, 2026
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Marco Tusa
Group Replication VS Percona XtraDB Cluster: The True Cost of Consistency
Kubernetes
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June 15, 2026
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Marco Tusa
The Failover Brownout: Rethinking High Availability in MySQL Group Replication
June 9, 2026
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Slava Sarzhan
Percona Operator for MySQL (PXC) 1.20.0: Automatic Storage Resizing, TLS Certificate Rotation, and ARM64 Support
MongoDB
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June 4, 2026
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Adnan Supic
Migrating from MongoDB 6.0 to 8.0: How Percona ClusterSync Handles Cross-Version Replication
May 28, 2026
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Slava Sarzhan
Percona Operator for PostgreSQL 3.0.0: Hard Fork, OLM Scoping, Major Upgrades
May 27, 2026
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Slava Sarzhan
Migrate from Crunchy Data PostgreSQL Operator to Percona PostgreSQL Operator: Backup-Restore and PV Reuse
May 26, 2026
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Scott LaFortune
How Procurement Leaders Realize ROI from Open Source Databases
May 25, 2026
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Evgeniy Patlan
Running TidesDB as a MySQL 9.7 storage engine

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