P2V quick reference guide.

I’ve been doing a lot of P2V’s for different customers lately and since most of the actions performed during the P2V procedure repeat themselves quite often, I’ve decided to create a quick reference guide for the P2V migrations. The steps described below are based on the Windows machines from different vendors. Let me know if you know any other steps that I should add to this list. Pre-P2V actions 1.  Create a P2V impact analysis […]


“Unable to retrieve health data from https” alert displayed in the vCenter Service Status.

I recently saw this error occur on a Windows Server 2008 R2 running VMware vCenter Server 4.1.0 (Build 258902) after changing the name of the server. Apparently, changes made to the machine name are not reflected to the installation of the VMware vCenter Converter. According to VMware KB 1025010, this alert could be triggered due to an SSL certificate issue, which would make sense since the name of the vCenter Server had been changed. Here […]

ESXi 4

Boot ESX 4 from SAN on a failover LUN – Lessons learned.

Is it possible to boot an ESX 4 host from a LUN that has been “failed over” to another physical location? Yes, it is possible but there are some serious caveats by doing this. Please consider the following scenario: 2 datacenters: site A production (active), site B failover (passive) In each site an identical SAN array; LUN mirroring between the 2 arrays through a dedicated Fiber Channel link In each site 2 identical ESX hosts and […]