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vSphere vDS SPAN port with Wireshark in 2 minutes

vDS SPAN port with Wireshark-v0.6

I often find myself searching for facts to dispel “hearsay” and guesswork in troubleshooting discussions between the Network and Windows VM teams.  This article is intended to show just how straightforward it is to use the VMware distributed switch SPAN port capability, to put a virtual sniffer on a virtual port on a virtual distributed switch. RSPAN and ERSPAN – ... Read More »

Change Control in Cloud Services

Price Crash

The post mortem summary on Microsoft’s most recent Azure outage is available and online here.  The content makes for interesting reading.  To summarise, the outage occurred as a result of an unanticipated code error but was exacerbated by the accelerated rollout made by an employee who hadn’t adequately assessed the risks of pushing the change out so quickly.  I imagine ... Read More »

2014 in Review

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As we approach the start of a new working year, it’s time to take the almost traditional and obligatory review of the year hence.  So, what made the news and how does that provide us insight on the year to come? Big Trends There were certainly some interesting developments in storage and the wider IT arena.  Containers repopularised by Docker ... Read More »

HP Discover Review: The Machine

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This is one of a series of posts covering technology announced or discussed at HP Discover 2014 in Barcelona, Spain. Disclaimer:  I was personally invited to attend HP Discover, with HP covering my travel and accommodation costs.  However I was not compensated for my time.  I am not required to blog on any content; blog posts are not edited or ... Read More »

Is Basic Security Really That Hard, Sony?

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In something that feels like the 1980’s, Gizmodo has published an article showing that Sony used spreadsheets to track their system passwords. Worse than that, the spreadsheets and folders clearly contained the word “password” within them.  According to this article on The Register, Sony’s security team numbered only 11 people and the company had been through rounds of cost cutting ... Read More »

Avere Systems Releases Virtual Edge Filer To Deliver Data to Compute

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It’s been a little over three years since I first was introduced to Avere Systems at what was SNW Europe (now Powering The Cloud) in Frankfurt.  At the time, the positioning on their FXT hardware platform was as an edge “caching” filer to allow core NAS assets to be extended to branch offices without sacrificing on performance.  The technology could ... Read More »