Messages in this thread |  | | | Date | Sat, 22 Jan 2005 17:50:23 +1100 | | From | Con Kolivas <> | | Subject | Re: [PATCH]sched: Isochronous class v2 for unprivileged soft rt scheduling |
Con Kolivas wrote:
> Jack O'Quin wrote:> >> Con Kolivas <kernel@kolivas.org> writes:
>>
>>
>>> Here's fresh results on more stressed hardware (on ext3) with
>>> 2.6.11-rc1-mm2 (which by the way has SCHED_ISO v2 included). The load
>>> hovering at 50% spikes at times close to 70 which tests the behaviour
>>> under iso throttling.
>>
>>
>>
>> What version of JACK are you running (`jackd --version')?
>>
>> You're still getting zero Delay Max. That is an important measure.> > > Ok updated jackd> > Here's an updated set of runs. Not very impressive even with SCHED_FIFO,
> but the same from both policies.> > ==> jack_test4-2.6.11-rc1-mm2-fifo.log <==
> Number of runs . . . . . . . :( 1)
> *********************************************
> Timeout Count . . . . . . . . :( 0)
> XRUN Count . . . . . . . . . : 404
> Delay Count (>spare time) . . : 0
> Delay Count (>1000 usecs) . . : 0
> Delay Maximum . . . . . . . . : 261254 usecs
> Cycle Maximum . . . . . . . . : 2701 usecs
> Average DSP Load. . . . . . . : 52.4 %
> Average CPU System Load . . . : 5.1 %
> Average CPU User Load . . . . : 18.1 %
> Average CPU Nice Load . . . . : 0.0 %
> Average CPU I/O Wait Load . . : 0.0 %
> Average CPU IRQ Load . . . . : 0.0 %
> Average CPU Soft-IRQ Load . . : 0.0 %
> Average Interrupt Rate . . . : 1699.3 /sec
> Average Context-Switch Rate . : 19018.9 /sec
> *********************************************
> Delta Maximum . . . . . . . . : 0.00000
> *********************************************
>
> ==> jack_test4-2.6.11-rc1-mm2-iso.log <==
> Number of runs . . . . . . . :( 1)
> *********************************************
> Timeout Count . . . . . . . . :( 0)
> XRUN Count . . . . . . . . . : 408
> Delay Count (>spare time) . . : 0
> Delay Count (>1000 usecs) . . : 0
> Delay Maximum . . . . . . . . : 269804 usecs
> Cycle Maximum . . . . . . . . : 2449 usecs
> Average DSP Load. . . . . . . : 52.6 %
> Average CPU System Load . . . : 5.0 %
> Average CPU User Load . . . . : 17.8 %
> Average CPU Nice Load . . . . : 0.0 %
> Average CPU I/O Wait Load . . : 0.1 %
> Average CPU IRQ Load . . . . : 0.0 %
> Average CPU Soft-IRQ Load . . : 0.0 %
> Average Interrupt Rate . . . : 1699.2 /sec
> Average Context-Switch Rate . : 19041.0 /sec
> *********************************************
> Delta Maximum . . . . . . . . : 0.00000
> *********************************************
Bah stupid me. Both of those are SCHED_NORMAL.
Ignore those, and I'll try again.
Con
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