i see..... well, then i guess i have to question my memlock or nice settings
again, dont I?
I've tried the standard settings, nice @ -19 and then up to 19, memlock at
100%, rt prio at 99. Memlock to 50%, to 65%. I haven't screwed around with
rtprio much, though......
My question now, would be: what are these settings actually doing? memlock
seems to speak for itself, how much available mem is set for audio
purposes...right?
but I dont see the difference between rtprio and nice, I only know that
they handle interrupt priority in an indirect way. perhaps i've been setting
them incorrectly; for nice and rtprio, the lowest number = highest priority?
Otherwise, I just don't see why each time i changed the settings, i would
get no difference. It makes sense that my cpu would be constantly running at
60% if I were to set memlock to 50 or 60%, but the xrun count was always
rediculous. and yes, tried restarts each time, for the jack server, and my
computer itself.
Guess I'm looking for some good guidelines to follow while tweaking this
stuff, too. Like what settings might be good for an amd x2 using 2gb ram?
thanks for the help
On Mon, Nov 16, 2009 at 4:37 PM, Hartmut Noack <zettberlin(a)linuxuse.de>wrote;wrote:
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Gary Morgan schrieb:
This is after tweaking memlocks, nice %s , buffers and so on.
I know that chipset sound, is not a very efficient recording interface,
but
it seems there is more going on, besides that.
I have two main questions here (they sum up to: how much of this is the
chipset?)
a. i had heard here and there in forums that the RT kernel in 9.04 and on
was 'broken'. is that true?
9.4 was broken 9.10 works very good for me...
b. Is RT only worth using for higher end machines
with more ram and
separate
sound cards?
no - the opposite is true: with a proper rt-kernel you can run critical
stuff on lower machines also. It just grabs everything your box can do
for audio...
And one more: Would anyone recommend using a
different audio OS for this
situation, like 64 studio?
Not really, wait until it is stable I would suggest...
If you want to try something debianish go for pure:dyne or AVLinux.
(i might have mentioned jacklab, but it seems
that project has been killed)
Not so much killed but died more or less without big shock and awe...
Still OpenSuse is very good for audio with the rt-kernel from jengelh
installed...
best regs
HZN
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