Severalnines Blog
The automation and management blog for open source databases

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Become a ClusterControl DBA: performance monitoring and health

In the previous two blog posts we covered both deploying the four types of clustering/replication (MySQL / Galera, MySQL Replication, MongoDB & PostgreSQL) and managing/monitoring your existing databases and clusters. So, after reading these two first blog posts you were able to add your 20 existing replication setups to ClusterControl, expand them and additionally deployed two new Galera clusters while doing a ton of other things. Or maybe you deployed MongoDB and/or PostgreSQL systems.

ClusterControl Tips & Tricks: wtmp Log Rotation Settings for Sudo User

ClusterControl requires a super-privileged SSH user to provision database nodes. If you are running as non-root user, the corresponding user must able to execute sudo commands with or without sudo password. Unfortunately, this could generate another issue where performing remote command with “sudo” requires an interactive session (tty).

Become a ClusterControl DBA - Deploying your Databases and Clusters

Many of our users speak highly of our product ClusterControl, especially how easy it is to install the software package. Installing new software is one thing, but using it properly is another. We all are impatient to test new software and would rather like to toy around in a new exciting application than to read documentation up front. That is a bit unfortunate as you may miss the most important features or find out the way of doing things yourself instead of reading how to do things the easy way.