Just a gentle reminder for those of you upgrading to ESX 3.5 and/or Virtualcenter 2.5 that the release notes have been updated here.
Some notable updates include-

Unexpected Restarts of Virtual Machines on ESX Server 3.0.1 Might Occur When Upgrading to VirtualCenter 2.5 or When Adding ESX Server 3.0.1 to VirtualCenter 2.5 (KB 1003401) NEW
Unexpected Restarts of [...]

Ok, here is the KB article discussing the problem where the CPU usage of a virtual machine might increase significantly after VMotion migrates the virtual machine in a cluster with DRS enabled. As a result, the performance of the virtual machine might be degraded.
“Starting with ESX Server 3.5 and VirtualCenter 2.5, DRS applies a [...]

My previous article on HA failover capacity generated a bit of buzz and some discussion in the blogosphere. I have a few more details today which may clear some of the air on this.
A question was raised about the calculation used in admission control. I was previously under the impression that Configured Memory (in a [...]