Puppet graphs

So many times we are confused with class dependancies. Puppet Graphs can help us to see those dependencies. On a

Ubuntu : unable to update, no space left ?

This morning, I wanted to apply latest updates on my Ubuntu desktop, but I wasn’t able to do the job,

Resource collectors can be used to override already existing resources in Puppet catalog. In this lab, we will create

Hi folks, CentOS 7.3 is here ! It’s time to update … Here my current version : [root@centos ~]#

We will install different Ruby releases using Ruby Version Manager. RVM installation Download GPG key : [root@ruby ~]# gpg –keyserver

You have many virtual machines in your XenServer pool, and you would like then to automatically start after the XenServer

On CentOS 7.2 : [root@centos-7 ~]# cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) We already have Python 2.7 :

In this lab, we’ll create a short manifest containing a class to which we would like to override the content

I would like to configure a DNS (bind9) server. Why don’t use Puppet to do the job ? Existing Puppet

Ok, you can write “if” ; “elsif” or “case” sequences in your Puppet manifests. But, in some cases, you can