For those who hadn’t seen it yet, the “vSphere 4.1 HA/DRS Deepdive” is available in the Kindle Lending Library! The Kindle Owners’ Lending Library is a collection of books that Amazon Prime members who own a kindle can borrow once a month, with no due dates. (Yes you will need a Kindle Prime subscription!) If you have a Kindle or are [...]

I noticed this thread on the VMTN communtity which discussed a time-out during a cluster election process. The one thing all scenarios described in the topic is that they upgraded from 4.1 to 5.0 or 5.0 base to a higher patch level. Marc Sevigny posted in the same thread that it is a known issue which the HA team is [...]

I just noticed that my friend Bilal over at cloud-buddy.com has a nice Christmas challenge up on his blog! You can win a free VMware Workstation license and a 365 day eval license and a couple of e-books! Worth checking out in my opinion, give it a shot… you might be the lucky one. Free vSphere 5 goodies for vGeeks – [...]

I had a question from one of my colleagues last week about Isolation Response and IP Storage. His customer has an ISCSI storage infrastructure and recently implemented a new vSphere environment. When one of the hosts was isolated virtual machines were restarted and users started reporting strange problems. What happened was that the HA Isolation Response was configured to “Leave [...]

I had a question last week about multi NIC vMotion. The question was if multi NIC vMotion was a multi initiator / multi target solution. Meaning that, if available, on both the source and the destination multiple NICs are used for the vMotion / migration of a VM. Yes it is! It is complex process as we need vMotion to [...]

A couple of weeks back I received the news that one of the sessions I submitted was accepted for VMware Partner Exchange 2012. PEX is held in Las Vegas from the 13th til the 16th of February. There’s an excellent program again. Make sure to check the full list here. If you haven’t signed up yet, do it quick as [...]

I had a question today from someone who asked if there was any point in enabling SIOC (Storage IO Control) when you have NIOC (Network IO Control) enabled and configured. Lets start with the answer: Yes there is! NIOC controls traffic on a single NIC port level. In other words, when you have 10GbE NIC ports and vMotion, VMs and [...]