Howto

When VMware released version 5.1 of their cloud infrastructure suite namely vCloud Suite, end of August 2012, vCenter 5.1 integrated an advanced Single Sign-On mechanism to easily login to most components of the suite, let’s review the technical background involved. Justin King is part of VMware technical marketing team, he presented the latest innovations with a particular focus on SSO. Summary of vCenter 5.1 Features Fully functional Web Client feature complete all of the new technologies are only available in the web client there is a slight learning curve (~1-2h) Object Tagging previously it was custom attributes wihch still exist Tagging is simular with much more flexibility, we can place it on anything on the inventory: VM, Datastores, Networks, Hosts Single Sign-On Authentication services Performance Improvements not only from the client perspective but also at the database level HA for all vCenter Services SSO, Inventory Service, Web Client, flexibility to scale-out or scale-up them vSphere Web Client Primary client for vSphere 5.1 environment, supported for IE, Firefox and Chrome on Windows and Mac, it’s a Abobe Flash based solution (11.1+). 300 concurrent sessions on the Web client eats around 25% of vCenter CPU while 100 session of the previous vSphere client eats around 50% of CPU resources. Database partinionned now, Clients Reads are offloaded to the Inventory Services, writes still done directly on vCenter. ...

It’s for sure not the first or the last cooking article about Oh My Zsh!, but if you don’t know it, just try it, you’ll understand why so much people are blogging about it. So let’s start by the official description. It’s a community-driven framework initiated by Robby Russel for managing your zsh configuration. It includes 40+ optional plugins (rails, git,OSX, hub, capistrano, brew, ant, macports, etc), over 80 terminal themes to spice up your morning, and an auto-update tool so that makes it easy to keep up with the latest updates from the community. Looks great isn’t it ? So let’s dig it ! ...

vCenter Operations Management Suite is a solution to easily get an high level overview of the Health, Risk and Efficience of a virtual datacenter. This latest release integrates with VMware Infrastructure Navigator which will give you an insight of all the applications deployed within your VMs as well as their inter-dependencies. vCops now also integrates with vCenter Configuration Manager with a fourth supermetric called Compliance. This is a condensed howto about installing and configuring vCops version 5.6, released November 29, 2012. ...

In this article, we will details all the required steps to build up an environment to host the previous incarnation of this blog on Nginx using Chef on HP Cloud. Twelve years later the world has changed and this blog is now hosted on a bare metal machine in Germany. Chef Repo cloning First of all, if you don’t already have a Chef Repository available on your Chef Workstation, you can clone one easily : ...

nanoc is a tool that runs on your local computer and compiles documents written in formats such as Markdown, Textile, Haml,… into a static web site consisting of simple HTML files, ready for uploading to any web server. Installation Start by installing the following dependencies # apt-get install ruby-dev zlib1g-dev libglib2.0-dev Continue on with all the required Gems. % gem install nanoc % gem install adsf # A Dead Simple Fileserver % gem install fssm # File System State Monitor % gem install kramdown # Markdown parser % gem install haml # HTML Abstraction Markup Language % gem install less # Invoke the Less CSS compiler from Ruby % gem install pygments.rb # Exposes the pygments syntax highlighter to Ruby % gem install coderay # Another Syntax Highlightter % gem install coderay_bash # Plugin to process Bash % gem install stringex # useful extensions to Ruby's String class % gem install nokogiri # Parser used by `nanoc validate-links` % gem install rainpress # A CSS compressor % gem install therubyracer # Call javascript code and manipulate javascript objects from ruby. % gem install rpeg-multimarkdown # MultiMarkdown processing used in a new Filter. (req. libgtk2.0-dev.) % gem install nanoc-guard # now replace nanoc watch command [see [docs](https://github.com/guard/guard-nanoc)] Create a web site create yet subdirectory with a blank web site ...