In my blog post: “HP CA and the use of LUN balancing scripts” I tried to cover the possible impact of using HP continuous Access EVA on the LUN path load balancing scheme in ESX 3.x. I received a lot of questions about this and wanted to address some issues again and try to clarify [...]

VMware has recently updated the kb article “ Using esxtop to identify storage performance issues Details” (KB1008205). The KB article provides information about how to use esxtop to determine the latency statistics across various devices. The article contain easy to follow, step-by-step instructions on how to setup ESXtop to monitor storage performance per HBA, LUN [...]

I recently had the opportunity to deliver a virtual infrastructure which uses HP Lefthand SAN solution.  Setting up a Lefthand SAN is not that difficult, but there are some factors to take into consideration when planning and designing a Lefthand SAN properly. These are my leasons learned.

Due to my extreme busy schedule I haven’t blogged for a while. Besides studying for VCDX and preparing for VMworld I’m also involved in a couple of projects. One project is designing and implementing a vSphere 4 virtual infrastructure. The VI will host an Exchange 2010 environment. Due to the size of my client’s environment, [...]