This week I’ve had two interesting briefings that talked about significant storage performance improvements which have been achieved through storage updates.  The first was from DataCore, a long time storage virtualisation company that has been in the industry for 20 years.  The second was from Nutanix, which released a series of updates as part of AOS 4.6 that results in a “4x performance improvement” for existing systems.  My first thought when I see these kinds of claims is to be somewhat skeptical.  Firstly, if such as change in performance was possible, then…