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Percona Database Performance Blog

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Deploying Percona Operator for MySQL with OpenTaco for IaC Automation

Deploying databases on Kubernetes is getting easier every year. The part that still hurts is making deployments repeatable and predictable across clusters and environments, especially from Continuous Integration(CI) perspective. This is where PR-based automation helps; you can review a plan, validate changes, and only apply after approval, before anything touches your cluster.  ...


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Percona Operator for PostgreSQL 2025 Wrap Up and What We Are Focusing on Next

In 2025, the Percona Operator for PostgreSQL put most of its energy into the things that matter when PostgreSQL is running inside real Kubernetes clusters: predictable upgrades, safer backup and restore, clearer observability, and fewer surprises from image and HA version drift.  Backups and restores got more resilient and more controllable In March, Operator 2.6.0 […]


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Announcing Percona ClusterSync for MongoDB: The Open Source Trail to Freedom

Migrating mission-critical databases is often compared to changing the engines on a plane while it’s in mid-flight. For MongoDB users, this challenge has been historically steep, often involving complex workarounds or proprietary tools that keep you locked into a specific ecosystem. Today, we are thrilled to announce the General Availability of Percona ClusterSync for Mong...


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The Importance of Realistic Benchmark Workloads

Unveiling the Limits: A Performance Analysis of MongoDB Sharded Clusters with plgm In any database environment, assumptions are the enemy of stability. Understanding the point at which a system transitions from efficient to saturated is essential for maintaining uptime and ensuring a consistent and reliable user experience. Identifying these limits requires more than estimation—...


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Using PXC Replication Manager to Auto Manage Both Source and Replica Failover in Galera-Based Environments

In this blog post, we will be discussing the PXC Replication Manager script/tool which basically facilitates both source and replica failover when working with multiple PXC clusters, across different DC/Networks connected via asynchronous replication mechanism. Such topologies emerge from requirements like database version upgrades, reporting or streaming for applications, separ...


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