Why is My Java Application Freezing Under Heavy I/O Load?

Author: , June 17th, 2019

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.

Tungsten Clustering 6.0.5 and Tungsten Replicator 6.0.5 Released

Author: , March 20th, 2019

Continuent is pleased to announce that Tungsten Clustering 6.0.5 and Tungsten Replicator 6.0.5 are now available! Our v6.0.5 release fixes a number of bugs and introduces some new features, with improvements across the board in a variety of different components. Some of the key improvements include: A new Clustering utility script has been added to the […]

Tungsten Clustering 5.3.6 and Tungsten Replicator 5.3.6 Released

Author: , February 4th, 2019

Continuent is pleased to announce that Tungsten Clustering 5.3.6 and Tungsten Replicator 5.3.6 are now available! Our 5.3.6 release fixes a number of bugs and has been released to improve stability. Highlights common to both products: Now, instead of searching for a master with appropriate role (i.e. matching the slave preferred role) until timeout is […]

How To Test Nagios Remote NRPE Commands

Author: , September 27th, 2018

There are many things to configure in Nagios, especially when using custom check commands. Recently I needed to configure all of the Continuent Clustering Nagios checks. Once setup on the database side, I wanted to confirm that everything was working. Basics: Run a Remote NRPE Check To test a remote NRPE client command from a […]