From: Dave H. <dhy...@gm...> - 2007-02-01 05:52:08
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Hi Darren, On 1/31/07, Darren Gibbs <ts...@ya...> wrote: > Has anyone measured context switch time and/or interrupt latency for > their gumstix? I've been trying to find these benchmarks for arm > linux and so far no luck. That's because it depends on exactly which set of options you have enabled, and which exact drivers you choose to use. For exmple, interrupt latency is determined by how long interrupts are disabled. The network stack is notorious for disabling interrupts for a few msec at a time. So basically, you need to measure it under the particular configuration that you're using. -- Dave Hylands Vancouver, BC, Canada http://www.DaveHylands.com/ |