See you at VMworld 2017

Like I usually do around this time of year, I wanted to share with you my plans for this year's VMworld in Las Vegas. Hey, you might even like what you read about my sessions enough to sign up for one :-) Once again, I am completely HCI (hyper-converged infrastructure) and storage focused. But what is really exciting for me this year is that I have some new [...]

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Why two stretched clusters cannot cross-host each others witness appliances!

Sorry about the wordy title but this is a question that has come up a number of times. The request is that when I have two data sites and deploy two stretched clusters across [...]

What’s new in vSAN 6.6?

vSAN 6.6 is finally here. This sixth iteration of vSAN is the quite a significant release for many reasons, as you will read about shortly. In my opinion, this may be the vSAN [...]

Debunking some behavior “myths” in 3 node vSAN cluster

I recently noticed a blog post describing some very strange behaviors in 2-node and 3-node vSAN clusters. I was especially concerned to read that when they introduced a [...]

Sizing for large VMDKs on vSAN

I've recently been involved in some design and sizing for very large VMDKs on vSAN. There are a couple of things to keep in mind when doing this, not just the overhead when [...]

vSphere 6.5 p01 – Important patch for users of Automated UNMAP

VMware has just announced the release of vSphere 6.5 p01 (Patch ESXi-6.5.0-20170304001-standard). While there are a number of different issues addressed in the patch, there is [...]

2-node vSAN topologies review

There has been a lot of discussion in the past around supported topologies for 2-node vSAN, specifically around where we can host the witness. Now my good pal Duncan has [...]

A closer look at Runecast

Last week, I had the pleasure of catching up with a new startup called Runecast. These guys are doing something that is very close to my heart. As systems become more and more [...]