Switch Architectures and Highways

Since Cisco first introduced the concept of oversubscribed Fibre Channel modules in the storage networking industry with the MDS 9000 Family, there has been quite a bit of confusion between oversubscribed and blocking architectures, often incorrectly using the two terms …Read more.

Posted by Paolo Perazzo on May 14, 2009 at 09:18AM

Architecture of a Platform

In the last post I talked about the importance of designing a platform vs. a box and the benefits associated to that choice. Now I’d like to spend some time going into more of the architectural details that make the …Read more.

Posted by Paolo Perazzo on April 03, 2009 at 01:13AM

Designing Unified Fabric Products Before Unified Fabric Existed

Designing a (successful) product is always tricky; first of all, you need to properly define and wisely select your product requirements. But whatever market segment you are in, your product requirements will change over time. No matter how good you …Read more.

Posted by Paolo Perazzo on March 16, 2009 at 01:46AM

Will a Unified Fabric Kill Fibre Channel for Storage Area Networks?  No Way!

Over the week-end I was reading this article on unified fabric and storage and in particular a sentence surprised me: The likelihood is that storage arrays will be linked to the Nexus in this scheme by Ethernet and not Fibre …Read more.

Posted by Paolo Perazzo on March 12, 2009 at 05:59PM