Performance

vSphere 6.5 Core Storage White Paper Now Available

I'm delighted to announce the availability of a new vSphere 6.5 core storage white paper. The paper covers new features such as VMFS-6 enhancements, policy [...]

What’s new in vSphere 6.5 Core Storage

Hello from VMworld EMEA in Barcelona. Well, we can finally talk about vSphere 6.5 today. In this post, I want to highlight a number of new and enhanced [...]

PrimaryIO announce VAIO (I/O filter) for cache acceleration

I got a bit of a surprise a few weeks back when I noticed a register article by Chris Mellor stating that PrimaryIO (previously CacheBox) had announced a new [...]

VSAN 6.2 Part 6 – Performance Service

Many seasoned VSAN administrators will know how heavily we rely on VSAN Observer to get an understanding of the underlying performance of VSAN. While VSAN [...]

Snapshot Consolidation changes in vSphere 6.0

This is something I only learnt about very recently, and something I was unaware of. It seems that we have made a major improvement to the way we do snapshot [...]

I/O Scheduler Queues Improvement for Virtual Machines

This is a new feature in vSphere 6.0 that I only recently became aware of. Prior to vSphere 6.0, all the I/Os from a given virtual machine to a particular [...]

Getting started with HCIbench, the benchmark for hyper-converged infrastructure

This week I had the opportunity to roll-out the  HCIbench tool on one of my all-flash VSAN clusters (much kudos to my friends over at Micron for the loan of a [...]