GlusterFS Cluster with CentOS on RackSpace Cloud
We want to build a high-availability storage cluster based on GlusterFS using RackSpace Cloud Servers on CentOS. Also we want to use RackSpace Cloud Networks to provide private networks for replication and cluster access. Finally we want to use RackSpace Cloud Block Storage with LVM and XFS to simplify future expansion. This article is based on a previous article we published on the same topic for Ubuntu: GlusterFS Cluster With Ubuntu On RackSpace Cloud As shown in the diagram, we’ll have two Cloud Networks, one for replication between the servers and one for access by clients to the storage. The next diagrams shows the filesystem layers – local, CBS, LVM, XFS and finally GlusterFS. Part 1 – Server Setup 1. Create servers and networks – Login to your RackSpace Cloud account and create two server following these guidelines: Make sure you choose a Next Gen region for the servers. For