Tech101 – VMware vSphere ESXi

During my VCDX journey, I searched long and hard for a diagram that showed the components of VMware vSphere ESXi in a “big picture” to enhance my understanding.  The closest I could find was in the VMware vSphere: Optimise and Scale training manual (page 66 – Image also here Section 4.1), but it lacked detail.  So I collated all that I could find into this diagram, which is a very handy one to have when troubleshooting vSphere issues. (#VCDX HINT, HINT!) Continue reading Tech101 – VMware vSphere ESXi

VCDX – Think like a Panelist

The Panelists are trained to ask questions without giving the answer away.  When you first hear the question, they will appear “vague” and “soft”.  So you need to train yourself to look beyond the generic question and extrapolate the answer from the possibilities contained within.  This includes clarifying the question with the Panel and demonstrating your knowledge.  Always be mindful of point scoring opportunities.  If you do not know the answer, try working through the question out loud and arrive at your answer dynamically.  This proves that you can think on your feet. Continue reading VCDX – Think like a Panelist

EMC FAST-VP & PowerPath/VE with Storage DRS & Storage I/O Control

This article builds upon the white papers and blogs that are available (listed below).  It took me a long time to understand how these mechanisms work together, since there was no single document (that I could find) describing their integration and correct usage; which left experimentation in my Pre-Production environment.  This post is an attempt to correct that knowledge gap. Continue reading EMC FAST-VP & PowerPath/VE with Storage DRS & Storage I/O Control

Promoting Cloud Automation within your Organisation

This post is about my experience over the past 10 years of promoting and progressing virtualisation and cloud automation within the Middle East (Saudi Arabia in particular).  However, people are people, wherever you are on this spinning globe we call Earth, these lessons apply everywhere. Continue reading Promoting Cloud Automation within your Organisation