Archive for the ‘The Stack’ Category

One of the big news items from last week’s VMworld was the launch of EVO:RAIL, a ‘hyperconverged infrastructure’ reference design with software from VMware and hardware from a variety of partners. The RAIL part of the name comes from the smallest unit of deployment that fits into 2U of standard rack space, and onto a […]

Conventional wisdom says that high performance networking needs inflexible hardware based on application specific integrated circuits (ASICs). That same conventional wisdom says that software implemented networks – aka Network Function Virtualization (NFV) – are slow, particularly if implemented on top of the convoluted networking stack in Linux. Snabb Switch defies that conventional wisdom by putting […]

Facebook have announced their own switch design, codenamed ‘Wedge’, saying that it’s already being tested in their production network. In many ways the switch is unremarkable; it uses the same Broadcom Trident II merchant silicon ASIC that most other high end ‘white box’ top of rack (TOR) switches use, and it uses Linux on a […]