Tech Blog

Ceph Storage Cluster on CentOS 7

In this post, I'm going to take a look at a redundant Ceph storage cluster running on CentOS 7.  Although not completely accurate, I sort of think of Ceph as a redundant iSCSI option or even a 'poor mans' SAN because it can present block-level storage to clients.  Ceph is an extremely powerful enterprise-class clustering platform designed for performance, reliability, and scalability.

Read more ...

CentOS 7 active/passive Apache Cluster - Part 3

If you have been following along, in my last two posts we successfully set up an active/passive Apache cluster on CentOS 7 and then we added shared storage. The storage I chose was local storage. In this post, I'll be replacing that with iSCSI shared storage and adding MySQL (actually MariaDB).

Read more ...

CentOS 7 active/passive Apache Cluster - Part 1

In this post I’m going to take a look at a two-node CentOS 7 Apache active/passive cluster using mostly packages in the Red Hat cluster suite.  In case you don’t already know, CentOS is created by making use of the source packages provided by Red Hat Enterprise Linux (RHEL). 

Read more ...