GlusterFS configuration example Now let's try a little bit more practical challenge. I will show a sample plugin to configure GlusterFS storage nodes. The following is the general configuration steps of GlusterFS storage cluster.1) Install…

Using Puppet modules In the previous example, I used the simple manifest(puppet/templates/motd.pp) which didn't need any additional modules. But in general, Puppet manifests are associated with modules, self-contained bundles of code and d…

Global options I'd like to add my first working plugin which configures "/etc/motd" of the target server. This has three options:1) A switch to enable/disable the plugin. 2) IP address of the target server. (Default is localhost.) 3) One l…

Introduction RDO is an OpenStack distribution for RHEL/Fedora platforms, and Packstack is an installation tool for RDO. It internally uses bunch of Puppet manifests for installing and configuring various OpenStack components.But as always …

KVMホストは、RHEL6.4を前提に記載しています。 Linux Desktopから管理する場合 手元にLinuxのデスクトップ環境がある場合は、そこでvirt-managerを起動して、遠隔地のKVMホストに接続・管理することができます。ここでは、Fedora17のLinuxデスクトップを使…