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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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August 27, 2026

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Evgeniy Patlan

Benchmarking vector indexes

Nearly every database has vector search now, and every one of them has a blog post with a big number in it. Almost none of those numbers can be checke...

Performance Progression of Percona Server for MySQL 8.4

August 26, 2026

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Robert Bernier

Navigating the Walled Gardens of PostgreSQL: Hidden Risks of Postgres Vendor Lock-in

Replication Lag on AWS FSx: The Hidden EC2 Single-Flow Bandwidth Limit

Software Bill of Materials in Percona Server for MongoDB

Security Advisory: Privileged ClickHouse access through the Grafana data source in PMM

Percona for MongoDB: RHEL 10, Its Derivatives, and Debian 13 – On Both x86_64 and ARM

Far
Enough.

Said no pioneer ever.

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MySQL, PostgreSQL, InnoDB, MariaDB, MongoDB and Kubernetes are trademarks for their respective owners.

The Percona Database Performance Blog

Performance Progression of Percona Server for MySQL 8.4

Navigating the Walled Gardens of PostgreSQL: Hidden Risks of Postgres Vendor Lock-in

Replication Lag on AWS FSx: The Hidden EC2 Single-Flow Bandwidth Limit

Software Bill of Materials in Percona Server for MongoDB

Security Advisory: Privileged ClickHouse access through the Grafana data source in PMM

Stop guessing at gcache: inspect Galera/PXC write sets with gcache-inspector

Percona University Comes to Uruguay

Replicating from InnoDB into a DuckDB storage engine

Percona for MongoDB: RHEL 10, Its Derivatives, and Debian 13 – On Both x86_64 and ARM

Far Enough.

Far
Enough.