Messages in this thread | | | Date | Fri, 03 Oct 2008 23:27:21 -0600 | From | "Chris Friesen" <> | Subject | Re: [bug report] sched: stop_machine() usage causes load balancer to misbehave |
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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.
Chris
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