Planet MySQL HA Blog

The Planet MySQL HA Blog aggregates content from sources that cover topics related to high availability (HA) for MySQL databases.

Galera Cluster for MySQL 8.0.41-26.22 and 8.4.4-26.22 released

02/25/2025 | Galera Cluster

Codership is pleased to announce a new Generally Available (GA) release of the multi-master Galera Cluster for MySQL 8.0, consisting of MySQL-wsrep 8.0.41-26.22 (release notes, download), with Galera replication library 4.22 (release notes, download) implementing wsrep API version 26. It also includes Galera Cluster for MySQL 8.4, consisting of MySQL-wsrep 8.4.4-26.22 (release notes, download); it also uses the same Galera replication library 4.22. This release incorporates all changes to MySQL

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Understanding MySQL Global Transaction Identifiers (GTIDs) And Their Role in Replication

Learn about how Global Transaction Identifiers (GTID's) and how they are used with MySQL replication.

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Rancher and Galera Cluster in the partner repository

02/24/2025 | Galera Cluster

If you’ve ever wanted to deploy Galera Cluster on Rancher by SUSE, you now can since Galera Cluster is a partner chart in their repository. This means Codership’s Galera Cluster is a SUSE Ready Verified partner. A direct link to the HELM charts for MySQL/Galera Cluster is here.

What is Rancher? Rancher is a Kubernetes management tool to deploy and run clusters anywhere and on any provider. Rancher can provision Kubernetes from a hosted provider, provision compute nodes and then install Kubern

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Meeting NIS2 Challenges with MySQL Enterprise Edition

The NIS2 Directive strengthens EU cybersecurity standards by expanding sector coverage and imposing stricter requirements. This document outlines how MySQL Enterprise Edition can help organizations meet these demands, focusing on key areas for securing MySQL database servers within the NIS2 framework.

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MySQL Rockstars 2024

These are the MySQL Rockstars 2024 winners !

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A Deep Dive into OpenSSL, FIPS, and MySQL

FIPS compliance is crucial for numerous MySQL deployments, especially within government agencies and organizations subject to regulatory mandates. The alignment of FIPS 140-3 with ISO/IEC 19790 broadens the applicability of these requirements. This blog clarifies the relationship between FIPS, OpenSSL, and MySQL.

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Highlights from preFOSDEM MySQL Belgian Days 2025

This is a recap of the preFOSDEM MySQL Belgian Days 2025

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Percona Monitoring and Management 3 and rootless containers

02/18/2025 | Percona
In today’s landscape, where security breaches are a constant concern, reducing potential attack vectors is a top priority for any organization. Percona Monitoring and Management (PMM) has established itself as a reliable solution for database performance monitoring. With the release of PMM version 3, Percona has significantly strengthened its security posture, notably by introducing support for rootless container deployments. This advancement directly addresses a crucial security challenge

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Exploiting the Powerful Filtering Capabilities of Tungsten Replicator

02/17/2025 | Continuent

Introduction

Tungsten Replicator is a core component within the Tungsten Clustering product and is responsible for the movement of data between nodes. However, this powerful tool can also be used as a standalone product and has a wealth of features, not least of all the ability to replicate from MySQL into a range of heterogeneous targets such as Oracle, PostgreSQL, Redshift, Mongo and more.

We were recently working with a customer that is using the Tungsten Machine Image (TMI)

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More MariaDB releases, right before the webinar!

02/16/2025 | Galera Cluster

So we initially planned to use MariaDB Server 11.7 for the upcoming webinar on 19 February, but we decided that it would be wise to upgrade to 11.8 RC which just became a release candidate. 11.7 is a short term release, and it comes with the all important Vector support, which we are pleased to tell you just works out of the box with Galera Cluster.

However, MariaDB Server 11.8 will be a long-term support release, and while we have been working on many features from a Galera Cluster standpoint,

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