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HDS & 3PAR Top In Gartner’s General Purpose High End Arrays

It’s HP Discover week in Barcelona and so an appropriate time to talk about Gartner’s recent Critical Capabilities for General-Purpose, High-End Storage Arrays report.  Chris Mellor covered the details in a recent article, which included a chart of the top players.  Hitachi (through both the HDS and HP models) comes out top with their VSP… Read more »

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Flash Tiering – HP 3PAR Adaptive Cache

I recently completed a white paper for HPE on a new feature in the 3PAR StoreServ platform called Adaptive Cache.  In disk-based 3PAR systems, flash SSD devices can be used to augment the DRAM cache.  This acts like a second level of memory tiering by cascading cached pages to flash rather than simply flushing them… Read more »

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VMworld 2014: VAIO – vSphere APIs for I/O Filtering

One of the more interesting announcements at VMworld 2014 this year was a technology called VAIO or vSphere APIs for I/O Filtering.  This new feature was detailed in session TEX1492 (although I didn’t see it) and will allow 3rd party vendors to insert code in the form of a filter driver and deployed as a… Read more »

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Why Have VVOLs Taken So Long to Deliver?

Another VMworld has come and gone and still we haven’t seen the production deployment of VVOLs.  Just to recap, VVOLs are the evolution of the packaging of virtual machines that currently reside in data stores.  The main benefit is to be able to apply storage performance and availability policies to a VM object rather than… Read more »

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Two “New” Hardware Products from Violin Memory

The ups and downs of Violin Memory’s business has been well documented over the last few months.  With a new CEO and management team in place, the company is coming to market with new products, which they hope will revive their fortunes. Windows Flash Array First for discussion is the Windows Flash Array (WFA).  This… Read more »

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Flash News: Tegile, Nimble, Fusion-io and 3PAR

Another week goes by and more news on flash storage arrives in my inbox.  This week we’re talking about Tegile Systems Inc, Nimble Storage Inc, Fusion-io and HP’s 3PAR line of arrays. Tegile Launch Intelliflash If you’re not doing things intelligently with flash, you’re not doing it right, as we will see from these announcements…. Read more »

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What Does The Future Hold For Pure Storage?

Timing is everything in this game and following my last post (by mere minutes) on Pure Storage’s new FlashArray announcements, Chris Mellor at The Register wrote an article discussing Pure’s future evolution. The inevitable comparison is made with NetApp and their “single” platform of 20 years, namely Data ONTAP.  Forgive me for sounding like a… Read more »

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Flash Shipment Bragging Rights (Updated)

There’s a lot of “willy waving” comments being thrown around at the moment regarding flash storage shipments.  The news from one vendor is barely out before another is claiming they have already exceeded those figures.  So what are the claims, can we assume any facts and of course does any of it matter? I’ve done… Read more »