Messages in this thread | | | Subject | Re: kernel performance update - 2.6.14-rc3 | From | Andi Kleen <> | Date | 06 Oct 2005 12:32:11 +0200 |
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"Chen, Kenneth W" <kenneth.w.chen@intel.com> writes:
> Even though > softirq is invoked at the end of dev_queue_xmit() via local_bh_enable(), > not all execution of softirq will result a __wake_up(). With higher > HZ rate, timer interrupt is more frequent and thus more softirq > invocation and leads to more __wake_up(), which then takes us to higher > throughput because cpu spend less time in idle.
This sounds like a serious bug somewhere if true.
-Andi
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