Re: realtime-preempt-2.6.12-final-V0.7.51-11 glitches

["Rui Nuno Capela" <rncbc@rncbc.org>]

> * Rui Nuno Capela <rncbc@rncbc.org> wrote:
>
>> Hi all,
>>
>> These are one of my latest consolidated results while using (my)
>> jack_test4.2 suite, against a couple of 2.6.12 kernels patched for
>> PREEMPT_RT, on my P4@2.5GHz/UP laptop.
>>
>> See anything funny?
>
> hm, you dont seem to have PREEMPT_RT enabled in your .config - it's set
> to PREEMPT_DESKTOP (config-2.6.12-RT-V0.7.51-11.0). OTOH, your 49-01
> config has PREEMPT_RT enabled. So it's not an apples to apples
> comparison. Just to make sure, could you check 51-11 with PREEMPT_RT
> enabled too?
>

Damn. You're right... grrr! I gotta spank myself later... I've been
running PREEMPT_DESKTOP all along since V0.7.5x . Anyway, all that seems
to show some pretty figures on the distinction between PREEMPT_DESKTOP and
PREEMPT_RT performance :)

> i have just done a jack_test4.1 run, and indeed larger latencies seem to
> have crept in. (But i forgot to chrt the sound IRQ above the network
> IRQ, so i'll retest.)
>

I will do my homework too ;)
-- 
rncbc aka Rui Nuno Capela
rncbc@rncbc.org

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/