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SubjectRe: BFS vs. mainline scheduler benchmarks and measurements
On Tue, Sep 08, 2009 at 01:13:34PM +0300, Nikos Chantziaras wrote:
>> despite the untranslated content, it is clear that you have scheduler
>> delays (either due to scheduler bugs or cpu contention) of upto 68
>> msecs... Second in line is your binary AMD graphics driver that is
>> chewing up 14% of your total latency...
> I've now used a correctly installed and up-to-date version of latencytop
> and repeated the test. Also, I got rid of AMD's binary blob and used
> kernel DRM drivers for my graphics card to throw fglrx out of the
> equation (which btw didn't help; the exact same problems occur).
> Here the result:

This was with an unmodified 2.6.31-rcX kernel? Does Latencytop do
anything useful on a BFS-patched kernel?

- Ted

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