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Enterprise Computing: VPLEX – Write Back or Write Through?

By Chris M Evans On May 18, 2010 · 7 Comments · In Featured, Virtualisation

A little discussion on Twitter between myself, @BasRaayman, @UltraSub and @esignoretti got me thinking about the evolution of VPLEX and the whole caching thing. It’s something I mentioned on one of my previous VPLEX posts and it could have significant impact on designing and implementing VPLEX solutions. Here’s the [...]

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Enterprise Computing: Why Federation Is What We Need

By Chris M Evans On May 13, 2010 · 1 Comment · In Featured, GestaltIT

You may have assumed from my previous post on VPLEX that I am negative towards the concept of storage federation. That couldn’t be further from the truth. In fact, ever since I was involved in deploying ESX onto enterprise storage infrastructure (some 4 years ago), I’ve been waiting for the day true federation [...]

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Enterprise Computing: VPLEX – A Dreary Storage Cluster?

By Chris M Evans On May 12, 2010 · 14 Comments · In Featured, GestaltIT

Those of you with relatively good memories will remember last year’s announcement from Hitachi/HDS, which at the time promised more than it delivered. In fact, the anagram posed by Claus Mikkelsen on his blog and used as part of the press release was “REGRADES OUR CLASSY TREATS” and should have translated to “STORAGE [...]

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