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SubjectRe: [bug report] sched: stop_machine() usage causes load balancer to misbehave
Steven Rostedt wrote:
> On Thu, 2 Oct 2008, Chris Friesen wrote:
>>I mentioned before that ftrace (specifically the ftraced daemon) seems to be
>>interfering with the load balancer. After some experimenting, it appears that
>>any regular calls to stop_machine() will end up confusing the load balancer.
>>As an experiment, I disabled ftraced (which would normally result in correct
>>load balancing) but added a single kernel thread which simply runs the
>>following loop, where "chrisd2" is a dummy function.
> Chris,
> Thanks for looking into this. I don't have an answer for your question,
> but I'll work harder to get the MCOUNT_REC working in PPC.
> Does this happen with x86 too?

Unfortunately I don't have an x86 box handy for testing...I could
probably get some time on a lab machine next week.


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