Cluster
Does enabling encryption on vSAN require on an-disk format change?
vSAN 6.6 shipped earlier this year. It comes with a new on-disk format to support, among other things, data at rest encryption (also known as DARE). This is [...]
Deploying vSAN with Photon Platform v1.2
This is a bit of a long post, but there is a lot to cover. In a previous post, I walked through the deployment of Photon Platform v1.2, which included the [...]
A closer look at Portworx
Last month I had the opportunity to attend DockerCon17. One of the break-out sessions that I attended was from a company called Portworx. Portworx provide a [...]
vSAN and Predictive DRS, Network-Aware DRS and Proactive HA
vSphere 6.5 saw the release of a number of improvements in the areas of DRS. I won't detail all of the improvements here, since my colleague Brian Graf has [...]
Erasure Coding and Quorum on vSAN
I was looking at the layout of RAID-5 object configuration the other day, and while these objects were deployed on vSAN with 4 components, something caught my [...]
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 [...]
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 [...]