Blog

Our team of MySQL database experts regularly blogs on topics that range from MySQL availability, MySQL replication, multi-master MySQL, and MySQL-aware proxies, all the way through to ‘how to’ content for our solutions: Tungsten Clustering, Tungsten Replicator and Tungsten Proxy.

Introducing Tungsten Cluster & Tungsten Replicator v8.0.3

Announcing Tungsten Cluster and Tungsten Replicator v8.0.3. This maintenance release delivers stability improvements, Java compatibility fixes, real-time replication performance monitoring, security library upgrades, and installation workflow enhancements.

Continuent Team

Continuent News, Monitoring and Observability, Performance, Security

Introducing Tungsten Cluster & Tungsten Replicator v7.2.1

Overview of the Tungsten Cluster and Tungsten Replicator v7.2.1 release, highlighting configuration safety improvements, command-line enhancements, real-time replication performance monitoring, and important stability and security fixes.

Continuent Team

Continuent News, Cluster Management, Monitoring and Observability

Announcing the New Tungsten University Training Sessions — Now Live

Explore the new Tungsten University training sessions for Tungsten Cluster, Tungsten Replicator, and Tungsten Operator. Learn from Continuent engineers through structured master classes covering MySQL HA, replication, Kubernetes, and real-world production operations.

Continuent Team

Continuent News, 24/7/365 Support

Active-Active MySQL Replication: The Pros, Cons, and Reality

An in-depth analysis of active-active MySQL replication, examining its benefits, operational risks, conflict scenarios, and practical guidance on when multi-primary designs make sense—and when they do not.

Tungsten University, Cluster Management, Total Cost of Ownership

Introducing Tungsten Dashboard v8.0.3

Release announcement for Tungsten Dashboard v8.0.3 covering new certificate retrieval options, workflow and UI refinements, and targeted bug fixes that improve reliability in frequently changing cluster and certificate environments.

Continuent Team

Continuent News, Monitoring and Observability, Security

MySQL HA in Hybrid Cloud: Avoiding the Pitfalls

A practical guide to building MySQL high availability in hybrid cloud deployments, highlighting common failure points and proven design strategies for networking, replication, routing, and controlled failover.

Tungsten University, Cluster Management, Total Cost of Ownership

Introducing Tungsten Cluster & Tungsten Replicator v8.0.2

Overview of the Tungsten Cluster and Tungsten Replicator v8.0.2 release, highlighting critical bug fixes, safer configuration handling, operational improvements, expanded OS certification, and upgrade guidance.

Continuent Team

Continuent News, Cluster Management

Zero Downtime DDL Changes Using the Tungsten Replicator Filters

In this blog we explore the process for renaming columns on large tables, with zero downtime, by utilizing the advanced filtering features of Tungsten Replicator.

Advanced Replication, Database Administration, Zero Downtime Maintenance

Xtrabackup Failing: An Elusive Server Change

A concise troubleshooting guide explaining why XtraBackup fails during Tungsten provisioning due to missing MySQL socket paths, how TCP fallback works, and how to permanently fix the issue via my.cnf client configuration.

Tungsten University, Database Administration

MySQL Clustering with Docker vs. Kubernetes: What You Need to Know

A practical comparison of running MySQL clusters using Docker and Kubernetes, covering persistence, failover, scaling, automation, and when each platform is the right fit for production workloads.

Cluster Management, Database Administration

Trust but Verify: A Playbook for Database Consistency Checks

Technical walkthrough of database consistency verification using Tungsten Replicator, including checksum-based table scans, targeted row validation with limits, operational risks, and performance best practices.

Cluster Management, Database Administration, Monitoring and Observability

Guardrails for Tungsten Maintenance: Using Ansible Like a Pro for Safe Changes

Practical guide to using Ansible safely with Tungsten Clustering, including outage analysis, maintenance mode usage, rolling database operations, and automation guardrails to prevent cascading failures in production MySQL clusters.

Chris Parker and Eric M. Stone

Tungsten University