QoS

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 6.2 Part 4 – IOPS limit for object

VSAN 6.2 has a new quality of service mechanism which we are referring to as "IOPS limit for object". Through a policy setting, a customer can set an IOPS [...]

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 [...]

VSAN 6.1 New Feature – Handling of Problematic Disks

The more observant of you may have observed the following entry in the VSAN 6.1 Release Notes: Virtual SAN monitors solid state drive and magnetic disk drive [...]

The value of Virtual Volumes (VVols)

Regular readers will know that I normally blog about the technical aspects of storage, as opposed to doing opinion pieces. However there have been a number of [...]

Virtual Volumes – A closer look at Storage Containers

There are a couple of key concepts to understanding Virtual Volumes (or VVols for short). VVols is one of the key new storage features in vSphere 6.0. You can [...]

A closer look at Kaminario

As many of you are aware, I was at VMworld in San Francisco last week. I wrote a number of articles about some VMware storage announcements, such as EVO:RAIL, [...]