ESXi

A change to sub-blocks on VMFS-6

Something that I only just recently noticed is that we have made a change to the sub-blocks structure on VMFS-6, compared to VMFS-5. Sub-blocks are small [...]

VMFS-6 Large and Small File Blocks – what are they?

When vSphere 6.5 released towards the end of 2016, it introduced a brand new version of VMFS, VMFS-6. VMFS probably needs little in the way of introduction at [...]

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 [...]

My first look at Unikernels on vSphere

Dear reader, if you are like me, you may only be getting to grips with containers and how they compare to the virtual machine approach of running applications. [...]

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 [...]

Photon Platform revisited – checking out v1.2

Its been a while since I had a chance to look at our Photon Platform product. Version 1.2 launched last month, with a bunch of new features. You can read about [...]

A closer look at the Infinio Cache Accelerator I/O Filter

The folks over at Infinio were kind enough to send me their latest Cache Accelerator I/O Filter so I could set it up in my lab. I must say, this seemed to be [...]