Why is My Java Application Freezing Under Heavy I/O Load?
Latency-sensitive applications running in Java sometimes experience unacceptable delays under heavy I/O load. This blog discusses why this problem occurs and what to do about it for applications running Tungsten Clustering for MySQL.
Jun 17, 2019
24/7/365 Support, Database Administration, Cluster Management, Performance
Perform Complex Online Schema Changes on MySQL / MariaDB / Percona Server Leveraging Tungsten Clustering
Jun 10, 2019
Database Administration, Cluster Management, Zero Downtime Maintenance
How to Integrate Tungsten Clustering Monitoring Tools with PagerDuty Alerts
In this blog post we will discuss how to best integrate various Continuent-bundled cluster monitoring solutions with PagerDuty (pagerduty.com), a popular alerting service.
Apr 23, 2019
Database Administration, Monitoring and Observability, Native, Performance
Why Does a MySQL / MariaDB Cluster Require an Odd Number of Nodes?
When deploying Tungsten Clustering for MySQL / MariaDB / Percona Server, we always recommend an odd number of Manager nodes in each cluster. Let's take a look at how having an odd number of Managers helps keep a Tungsten Cluster functioning and avoids data corruption scenarios (i.e. "split brain").
Dec 11, 2018
Database Administration, Intelligent Proxy, Native, Zero Downtime Maintenance
No-Downtime Cluster Software Upgrades for MySQL / MariaDB / Percona Server
One important way to protect your MySQL / MariaDB / Percona Server data is to keep your Tungsten Clustering software up-to-date; but how can you achieve this with zero-downtime?
Oct 23, 2018
Database Administration, Zero Downtime Maintenance
Picking a MySQL Clustering Deployment Method: Staging versus INI
Learn about the two different methods for installing, updating and upgrading Tungsten Clustering software for MySQL / MariaDB / Percona Server.
Oct 18, 2018
Deployment, Database Administration, Native
Essential MySQL Cluster Monitoring Using Nagios and NRPE
This post covers some standard Nagios checks that would keep your MySQL / MariaDB / Percona Server cluster nodes healthy.
Oct 11, 2018
Tungsten University, Cluster Management, Database Administration, Monitoring and Observability
Archive and Standby: Do More with Your MySQL Slave Replicas!
This blog discusses some of the ways you can configure your MySQL / MariaDB / Percona Server slaves using Tungsten Clustering.
Oct 04, 2018
Tungsten University, Database Administration, Cluster Management, Intelligent Proxy, Performance
MySQL / MariaDB Clustering: Seamless Master Switch with Tungsten Clustering
One nice thing about Tungsten Clustering is that you need just a single command to move the master role to another host in your cluster.
Sep 18, 2018
Tungsten University, Database Administration, Cluster Management, Intelligent Proxy
Mastering Tungsten Replicator Series: Filtering the Data Fantastic
The Tungsten Replicator is an extraordinarily powerful and flexible tool capable of moving vast volumes of data from source to target.
In this blog post we will discuss the basics of how to implement and use filters in the Tungsten Replicator.
Aug 27, 2018
Tungsten University, Advanced Replication, Database Administration, Cluster Management
How To Monitor Your Database Clusters Using Tungsten Dashboard
Managing a single cluster takes time and attention, and handling multiple clusters spread out over many sites is even more demanding. Tungsten Clustering offers a graphical administration tool called the Tungsten Dashboard™ to help with your management burden. You are able to view, monitor and maintain all of your clusters all in one place.
Aug 24, 2018
Tungsten University, Cluster Management, Database Administration, Monitoring and Observability
Zero-Downtime Upgrades for MySQL / MariaDB / Percona Server
Achieving software upgrades without downtime is a challenge that few software products can handle, or even try to. Tungsten Clustering is one that can!
Aug 17, 2018
Tungsten University, Database Administration, Cluster Management, Zero Downtime Maintenance