Re: Network slowdown due to CFS
From: Ingo Molnar
Date: Wed Sep 26 2007 - 05:47:45 EST
* Ingo Molnar <mingo@xxxxxxx> wrote:
> > What kind of information can I supply so you can track this down?
> as a starter, could you boot the sched-devel.git kernel, with
> CONFIG_SCHED_DEBUG=y and CONFIG_SCHEDSTATS=y enabled and could you run
> this script while the iperf test is in the middle of its testrun:
> this will gather a good deal of info about the workload in question.
> Please send me the resulting debug file.
Another thing: please also do the same with the vanilla v2.6.22 kernel,
and send me that file too. (so that the two cases can be compared)
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