Articles

Running a Percona XtraDB Cluster on RHEL 7

To operate a PXC cluster under RHEL / CentOS 6, you pass the appropriate argument to a service script:service mysql start to start this cluster's node service mysql bootstrap-pxc to start this node as the first node of the cluster …

Troubleshooting a ClusterControl MySQL PXC cluster, part 2

In a previous blog post I wrote about the steps to take to troubleshoot and restore in its working state a Percona database cluster.  This blog article adds some more information. Finding the most advanced nodeYou bootstrap…

Troubleshooting a ClusterControl MySQL PXC cluster

We've been testing ClusterControl with three Percona XtraDB Cluster nodes on a virtualized environment and found it to be pretty resilient to faults.  Even after performing a brutal shutdown of all VMs (which is equivalent to pulling the plug…

Upgrading Percona XtraDB Cluster from 5.5 to 5.6

This blog post will explain how to update a Percona XtraDB Cluster 5.5 to the latest version, 5.6.  We'll assume a cluster of three nodes, managed via ClusterControl.We'll be doing the upgrade by allowing for some downtime, bringing down…

Updating ClusterControl

Severalnines ClusterControl is an application that allows you to deploy, manage, monitor, and scale several types of database clusters (MySQL, Percona XtraDB, MariaDB, MongoDB).Installation can't possibly be easier -- all you have to do…