Messages in this thread |  | | | Date | Mon, 18 Nov 2002 12:17:48 -0800 | | From | William Lee Irwin III <> | | Subject | Re: unusual scheduling performance |
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On Mon, Nov 18, 2002 at 09:53:24AM -0800, Dave Hansen wrote: > I'm seeing the same thing. In my pagecache warmup test, I do 20 greps > to pull in a 10-gig fileset. Each grep works on 1/20th of the files. [...] > So, schedule() is being called a _lot_ more. But, for some reason, > the slower one wasn't caught doing __copy_to_user() as much. > Bill, does this look like what you're seeing?
No, I'm seeing strange load balancing behavior. But you seem to have tripped over a somewhat more severe anomaly.
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