Two weeks ago I discussed how to determine the correct LUN/VMFS size. In short it boils down to the following formula: round((maxVMs * avgSize) + 20% ) So in other words, the max amount of virtual machines per volume multiplied by the average size of a virtual machine plus 20% for snaps and .vswp rounded up. (As pointed out in [...]

I received this how to in my email a couple of days ago from colleague Daniel Langenhan. Daniel was so kind to let my share this with you. If you are looking into installing vCenter on Windows 2008 with an Oracle database this might come in handy: Download 32bit Oracle client (even on a 64 bit system). Oracle 9i is [...]

This week someone asked me during the VMTN Podcast on chat if I knew where vmfs-undelete resided in vSphere. I had a look but couldn’t find it either. A quick search gave me this: vmfs-undelete utility is not available for ESX/ESXi 4.0 ESX/ESXi 3.5 Update 3 included a utility called vmfs-undelete, which could be used to recover deleted .vmdk files. [...]

Eric Siebert just published the new TOP 10 Blogs. I want to thank every one who voted for me. I’m really surprised with the number of “#1″ votes I got. As you might notice compared to Eric’s own TOP-20 some people have moved up or down. I think the most noticeable is Gabe entering the TOP 10 and Chad going [...]

William Lam did it again. He created a script that manages FT from the command line. The script is called ftCLI.pl and here are the details: Description: Managing VMware Fault Tolerance via the command line. Params: The following operations are supported: create|enable|disable|stop Requirement: vSphere vCenter 4.0 ESX(i) 4.0 Advanced, Enterprise, Enterprise Plus or Eval licensing Assumption: Your environment is FT [...]