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SubjectRe: merge of real-time 2.6.33.9-rt31 with stable 2.6.33.13
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On Sat, May 14, 2011 at 6:28 PM, Thomas Gleixner <tglx@linutronix.de> wrote:
> On Sat, 14 May 2011, John Kacur wrote:
>> I did some light testing merging 2.6.33.13 into real-time 2.6.33.9-rt31.
>> In addition I cherry-picked 3c955b407a084810f57260d61548cc92c14bc627
>> in order to compile on newer distros.
>
> Thanks.
>
>> Here is the result of cyclic test on one machine
>> sudo ./cyclictest -t32 -p 80 -n -i 10000 -l 10000
>> policy: fifo: loadavg: 0.00 0.00 0.00 1/541 3759
>>
>> T: 0 ( 3728) P:80 I:10000 C:  10000 Min:      7 Act:  104 Avg:  114 Max:     470
>
> The numbers are weird. How does that compare to older kernels on that
> machine with the same test?

Note this was on a machine with a straight Fedora install, and no -rt
packages or tuning. That being the case, the numbers are no better or
worse than recent -rt kernels. I can get you numbers with the last
kernel if you wish, on Monday. Perhaps Carsten would be interested in
running his tests?

John
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