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VSAN 6.2 – Is it RAID or Erasure Coding?

In case you didn’t notice, VMware has just released version 6.2 (the 4th version) of Virtual SAN, also known as VSAN.  One of the new features is data protection through erasure coding rather than mirroring of data.  Rather confusingly, the regurgitated press releases and many of the of the official blogs seem to be describing… Read more »

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Is it time for VMware to Open Source The ESX Hypervisor?

VMware’s business may well be at an interesting inflection point.  On the latest earnings call, the company indicated that earnings from core products like vSphere was down, while increased business was coming from VSAN, NSX and apparently vCloud Air.  2016 will apparently be a year of transition as the company moves back to growth in… Read more »

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Tech Field Day 10 Preview: Rubrik

This is one of a series of posts discussing the presenters at Tech Field Day 10, occurring 3rd – 5th February 2016 in Austin, Texas, at which I am an attending delegate.  See links at the end of this post to other presenting vendors.  Details of the event can be found on the Tech Field… Read more »

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Tech Field Day 10 Preview: Diablo Technologies

This is one of a series of posts discussing the presenters at Tech Field Day 10, occurring 3rd – 5th February 2016 in Austin, Texas, at which I am an attending delegate.  See links at the end of this post to other presenting vendors.  Details of the event can be found on the Tech Field… Read more »

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Hitachi Expands Flash Portfolio With Cheetah

Just when we thought there were enough all-flash products on the market, Hitachi (or HDS if you prefer) has released a new line of all-flash systems under the brand name “Hitachi Flash Storage” or HFS.  The Cheetah reference in the title is the project name of the product during its development.  Before digging into technical… Read more »

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Storage and Analytics – Creating Shared Knowledge

A few years ago I worked with a company called Storage Fusion that provided a SaaS offering for analysing storage systems.  With a few simple scripts it was possible to collect the configuration information on one or more storage arrays and use that data to gain insights into metrics such as utilisation, performance and efficiency.  One benefit of… Read more »

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Hardware Still Matters – Even With Software Defined Storage

This week Atlantis Computing, a vendor of hyper-converged and software defined storage solutions, released a new hardware appliance in their “Hyperscale” range, aimed at the ROBO (Remote Office Branch Office) market.  I’ll come back to the details in a moment, however what is interesting in this announcement is that despite appearances to the contrary, hardware still… Read more »

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Has S3 Become the De-Facto API Standard?

“The wonderful thing about standards is that there are so many of them to choose from” This quote is variously attributed to Grace Hopper and others in the computer industry and in some respects it’s ironic that a statement about multiple standards is attributed to multiple authors!  However, that said, it is true that technology seems… Read more »

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Software Defined Storage and TECHunplugged Austin

Vendors love buzzwords and phrases and nothing exemplifies this more than the term Software Defined Storage or SDS.  Look back a few years ago and storage appliances were going to be replaced by commodity hardware driven by software.  Naturally that was the hope of those vendors selling software-only solutions; they needed end users to believe that… Read more »