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Sarah UKFast | Account Manager

Measuring Driver Performance in Perf

9.8.2010 by Pingu

A couple of weeks ago the Linux Kernel 2.6.35 was officially released. For me, this release hasn't been as exciting as say, 2.6.30 but one thing that whet my appetite was the support for distributed incoming network load. But what's the fuss all about? Here I demonstrate how spreading incoming network I/O over multiple CPUs (especially since multicore is the norm these days) will help speed up these boards. First, a little background. Many of the consumer grade motherboards on the market use low-end NICs which under high network load can incur a substantial cost compared to enterprise grade NICs. This…