The iSCSI protocol carries block data from storage array to server. Typically, that is inside a data centre where loss is not a problem. So why use TCP and have all that overhead ?
Buried in this article from the Register is aparagraph detailing Emulex Gen2 chip that does all storage virtualisation in a single chip. The FC boosters will be unhappy, they will have to compete.
“A lot of companies are using NFS as the preferred protocol to shared storage for VMware Virtual Infrastructure. In my personal experience, The administrative options and convenience of NFS is unmatched, and the virtual machine (VM) performance is surprising.”
A number of storage bloggers have been questioning the relevance of FCoE and why would you bother with it. Given the size of marketing budgets pushing FCoE and the reality distortion this generates, lets look at the case AGAINST FCoE.
TRILL is a key network technology for enabling Cloud Computing by allowing for better migrations of VM’s, and better utilisation of the network switching fabric and much improved stability of the Data Centre Server Fabric.
So Cisco announced it Intel Servers today. Its kind of exciting if you are into Data Centers and Virtualisation. They have done something very different.
One of the most amusing parts about Fibre Channel over Ethernet(FCoE) is that Spanning Tree is making a triumphant comeback. And I am talking a Roman style parade after the gates to the city have been built and the streets lined with gold.
Is Omar Sultan from Cisco is wishing that FCoE would actually get some sales ?
The path to FCoE is not running smoothly is it?
Radia Perlman penned this poem while she developed Spanning Tree.