Software Defined Storage – marketing boloney or technical Breakthrough?

If you’re as suspicious as Wikipedia and I are about the new marketing buzzwords that have transcended the Networking world into Storage terminology, then this might be a post for you. OK, so I tried a sort of reverse-engineering approach when investigating about Software Defined Storage (SDS). I tried to figure out how SDN would … More Software Defined Storage – marketing boloney or technical Breakthrough?

How to do rough Storage Array IOPS estimates

This post is dedicated to trying to get around the mistery factor that Cache and Storage Array algorithms have, and helping you calculating how many disks you should have inside your Storage Array to produce a stable average number of disk operations per second – IOPS. Face it, it is very hard to estimate performance – more … More How to do rough Storage Array IOPS estimates

EMC acquires ScaleIO

EMC acquired the Storage Startup ScaleIO for $200M-$300M. ScaleIO is a Palo Alto based Startup that competes with Amazon AWS, more specifically with its Elastic Block Storage (EBS). They use an architecture of grid computing, where each computing node has local disks and ScaleIo Software. The Software creates a Virtual SAN with local disks, thus providing … More EMC acquires ScaleIO

VMware SDS (?) – Virsto VSA Architecture

Though still having limited technical resources available for an indepth deep dive, the available resources already provide an overall picture. Virsto positions itself as a Software Defined Storage (SDS) product, using Storage virtualization tecnology. Well, besides being 100% Software, I see a huge gap from the Networking Software-Defined concept to the SDS side. I do … More VMware SDS (?) – Virsto VSA Architecture