Norway VMware User Group Meetings – May/June 2017

I'm delighted to report that I've been invited to speak at the upcoming Norway VMUG (VMware User Group) meetings. These take place in three different cities over the week of May 29th (week 22), with three meetings in three days. On Tuesday, May 30th, the Oslo VMUG will take place. On May 31st, it's the turn of the Trondheim VMUG and we will finish with the [...]

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Heads Up! VSA Manager 5.1.x – Install Error 2896: Executing action failed

I was asked recently to provide some assistance with a VSA installation problem. The issue which this person experienced is described in the release notes for VSA 5.1.1 [...]

vCenter Operations Manager – Caught out by new Solution Licensing step

In a few recent posts, I've been looking at performance counters in vSphere 5.1. One of my colleagues, Hugo Strydom, reached out to me about doing a vCenter Operations (vCOps) [...]

Heads Up! If running VSA 5.1, you do not need VSA 5.1.1

Folks, This is currently not very clear in the release notes, but if you are already running vSphere Storage Appliance (VSA) version 5.1, you do not need to update to VSA [...]

Why is the siocActiveTimePercentage counter only ever 0% or 100%?

Last week I published a blog article about new performance counters in vSphere 5.1 for monitoring Storage I/O Control (SIOC). Soon after publishing, I received a question [...]

Atlantis ILIO – Diskless VDI & Services Feature Review

My first introduction to Atlantis ILIO was at a User Group meeting in the UK last year. I had a chat with Jim Moyle who explained the Atlantis ILIO product to me. Their [...]

Monitoring Storage I/O Control activity with new vSphere 5.1 counters

There was an interesting question posted recently around how you could monitor Storage I/O Control activity. Basically, how would one know if SIOC had kicked in and was [...]

Tech Preview of EMC’s XtremIO Flash Storage Solution

There is no doubt that Flash is hot right now. Over the past number of months, we have seen IBM acquire Texas Memory Systems (TMS), HDS unveil their own flash strategy and HP [...]