<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta content="text/html;charset=UTF-8" http-equiv="Content-Type"></head><body ><div style='font-size:10pt;font-family:Verdana,Arial,Helvetica,sans-serif;'>Friends,<br> It is a pleasure to post something new on Monday, to exhale the stress of a ruined week-end :) <br><br>My new tutorial is titled : "<span style="font-weight: bold;">OPENNEBULA 3.4.1 :Setup a DATA HIGH-AVAILABILITY environment using Ubuntu 12.04, MySQL, DRBD and Heartbeat</span>".<br><br><span style="text-decoration: underline; font-style: italic;"><a href='http://cloudblab.files.wordpress.com/2012/06/opennebula-3-4-1-learn-to-setup-high-availability-with-ubuntu-12-04-mysql-drbd-and-heartbeat1.pdf' target='_blank'>http://cloudblab.files.wordpress.com/2012/06/opennebula-3-4-1-learn-to-setup-high-availability-with-ubuntu-12-04-mysql-drbd-and-heartbeat1.pdf</a></span><br><br>[Already updated in OpenNebula wiki]<br><br><span style="font-weight: bold;">“High availability”</span> refers to the practice of keeping online resources available through node failure or system maintenance.<br><br><span style="font-weight: bold;">As usual, this tutorial teaches you to setup a DATA HIGH-AVAILABILITY environment but with minimum hardware resources and some easy steps.</span> <p>Hardware: I am using just 2 VT enabled Intel Xeon Servers and a normal Intel dual core Windows XP laptop with 2GB Ram for having remote sessions and VSphere client.<br> Software packages : MySQL,DRBD and Heartbeat packages already available with Ubuntu 12.04 will be used, so that installation and setup will be a bit easy.</p><p>You may like or dislike this tutorial, but please post your comments to <a href='mailto:cloud.b.lab@zoho.com' target='_blank'>cloud.b.lab@zoho.com</a>. Any sort of criticisms will only encourage me and will generate additional positive energy to work and contribute more!!!</p><p><br></p><p>Thanks & Regards,</p><p>Anil Kumar</p><p>Cloud-b-lab , India<br></p><p>mail: <a href='mailto:cloud.b.lab@zoho.com' target='_blank'>cloud.b.lab@zoho.com</a><br></p><p><br></p><p><br></p></div></body></html>