On Tue, Feb 10, 2004 at 02:26:03 +0100, Vincent Touquet wrote:
On Tue, Feb 10, 2004 at 08:31:10AM -0500, Dave Phillips wrote:
Machine is an 800 MHz AMD w. 512 MB RAM, system is Planet CCRMA RH 9.
Any help on this matter would be greatly appreciated. I haven't had this
kind of noise problem
On Fri, Feb 13, 2004 at 12:14:53PM +, Steve Harris wrote:
Hear hear. I think that GL accelration is a (potentially) important
optimisation for audio apps - it saves a lot of cache and memory bandwidth
that can be better used number-crunching audio.
Right.
Paul is right that its a kludge, but
Steve Harris wrote:
On Tue, Feb 10, 2004 at 02:26:03 +0100, Vincent Touquet wrote:
On Tue, Feb 10, 2004 at 08:31:10AM -0500, Dave Phillips wrote:
Machine is an 800 MHz AMD w. 512 MB RAM, system is Planet CCRMA RH 9.
Any help on this matter would be greatly appreciated. I haven't had this
On Friday 13 February 2004 13.53, Tim Goetze wrote:
[...]
Hear hear. I think that GL accelration is a (potentially)
important optimisation for audio apps - it saves a lot of cache
and memory bandwidth that can be better used number-crunching
audio.
i'm a bit skeptical about this GL +
On Fri, Feb 13, 2004 at 01:53:50 +0100, Tim Goetze wrote:
Hear hear. I think that GL accelration is a (potentially) important
optimisation for audio apps - it saves a lot of cache and memory bandwidth
that can be better used number-crunching audio.
i'm a bit skeptical about this GL + audio
On Fri, Feb 13, 2004 at 03:24:05PM +, Steve Harris wrote:
Matrox have just release a card designed for audio that has no fans (due
to downclocked 3d processor) and lots of acceleration on all heads.
Which one ? :)
Right, well in the meantime im doing it as optional - eg. I have an alpha
On Fri, Feb 13, 2004 at 04:34:59 +0100, Vincent Touquet wrote:
On Fri, Feb 13, 2004 at 03:24:05PM +, Steve Harris wrote:
Matrox have just release a card designed for audio that has no fans (due
to downclocked 3d processor) and lots of acceleration on all heads.
Which one ? :)
On Friday 13 February 2004 16.52, Steve Harris wrote:
On Fri, Feb 13, 2004 at 04:34:59 +0100, Vincent Touquet wrote:
On Fri, Feb 13, 2004 at 03:24:05PM +, Steve Harris wrote:
Matrox have just release a card designed for audio that has no
fans (due to downclocked 3d processor) and lots
On Fri, Feb 13, 2004 at 06:49:25 +0100, David Olofson wrote:
On Friday 13 February 2004 16.52, Steve Harris wrote:
On Fri, Feb 13, 2004 at 04:34:59 +0100, Vincent Touquet wrote:
On Fri, Feb 13, 2004 at 03:24:05PM +, Steve Harris wrote:
Matrox have just release a card designed for
Steve Harris wrote:
Right, well in the meantime im doing it as optional - eg. I have an alpha
version of meterbridge which can use GL - if you have it, it's massivly
where?
more efficient, it looks better and you can resize the windows.
--
The handles of a craftsman's tools bespeak an absolute
[Steve Harris]
i do agree that GL is a potentially important optimization. i don't
expect the potential to manifest itself within the next cople of years
though. :)
Right, well in the meantime im doing it as optional - eg. I have an alpha
version of meterbridge which can use GL - if you have
On Fri, Feb 13, 2004 at 07:43:06 +0100, Joern Nettingsmeier wrote:
Steve Harris wrote:
Right, well in the meantime im doing it as optional - eg. I have an alpha
version of meterbridge which can use GL - if you have it, it's massivly
where?
Its not public yet - its /really/ alpha my
On Fri, Feb 13, 2004 at 07:48:18 +0100, Tim Goetze wrote:
[Steve Harris]
i do agree that GL is a potentially important optimization. i don't
expect the potential to manifest itself within the next cople of years
though. :)
Right, well in the meantime im doing it as optional - eg. I
On Tue, Feb 10, 2004 at 12:14:24PM +0100, Vincent Touquet wrote:
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
the implementation of DRI by certain video interface drivers means
I was just thinking of getting an IBM thinkpad and I might want to change
the model I want based on
On Tuesday 10 February 2004 01.32, Paul Davis wrote:
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
Anyone else have a positive/negative experience?
(For
On Tuesday 10 February 2004 02.11, Paul Davis wrote:
I guess I'll have to wait for the day when I can afford two
multi-channel audio interfaces, two multi-channel MIDI interfaces, and a
dedicated machine to handle the visualisation aspect of things.
or ... you could just get a Matrox video
Dave Robillard wrote:
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
Anyone else have a positive/negative experience?
i'm using dri with an ancient 3dfx voodoo3 3000 agp
Paul Davis wrote:
I guess I'll have to wait for the day when I can afford two
multi-channel audio interfaces, two multi-channel MIDI interfaces, and a
dedicated machine to handle the visualisation aspect of things.
or ... you could just get a Matrox video interface, since they seem to
be just
Do you use the Radeon binary driver ?
v
On Mon, Feb 09, 2004 at 06:26:20PM -0500, Dave Robillard wrote:
Through a painful process I'd rather not go into, I discovered that Jack
will not run in realtime mode with my Radeon's 3d drivers loaded.. I get
the error cannot lock down memory for RT
On Mon, Feb 09, 2004 at 08:19:55PM -0500, Dave Robillard wrote:
Now that ATI has gone the way of Nvidia I don't know who to pledge
allegiance to. :)
Is Matrox still friendly?
I would say that there is still hope as far as ATI is concerned.
They are delivering specs to the Linuxbios people, so
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
the implementation of DRI by certain video interface drivers means
that we end up trying to lock the video memory as well, and this tends
to fail for various reasons.
Hm, that sounds bad.
Does this problem also happen with the open
On Mon, Feb 09, 2004 at 06:58:49PM -0500, Dave Robillard wrote:
I remember seeing that page a little while back, I'll definately look
into it.. looks pretty crazy!
It definitely looks great.
I want to test it too.
(If it's based on portaudio can I still connect it to my jack graph
somehow?
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory.
This is to ensure that nothing gets swapped out, right ?
Else it is very hard to ensure real time performance ?
(sorry for
On Tue, 10 Feb 2004 13:21:08 +0100, Vincent Touquet wrote
On Mon, Feb 09, 2004 at 06:58:49PM -0500, Dave Robillard wrote:
I remember seeing that page a little while back, I'll definately look
into it.. looks pretty crazy!
It definitely looks great.
I want to test it too.
(If it's based
On Tuesday 10 February 2004 13.32, Vincent Touquet wrote:
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory.
This is to ensure that nothing gets swapped out, right ?
Else it
Greetings:
Recently I've been having a lot of trouble with extraneous noise from
my system. Some apps are worse than others, but it does seem that
JACK-enabled apps fare the worst. Following this thread it occurred to
me that perhaps my video driver is at fault. I have a gForce2 and am
using
On Tue, Feb 10, 2004 at 01:45:49PM +0100, Robert Jonsson wrote:
I'm running quite happily with DRI enabled on my ATI card now, the problem was
definitely that it was trying to lock too much memory.
Ok. I assume that you have a Firegl T2 with 128Mb Ram (using the ATI 3.7.0 drivers) ?
Since
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory.
This is to ensure that nothing gets swapped out, right ?
Else it is very hard to ensure real time performance ?
(sorry for
On Tuesday 10 February 2004 14.07, Vincent Touquet wrote:
On Tue, Feb 10, 2004 at 01:45:49PM +0100, Robert Jonsson wrote:
I'm running quite happily with DRI enabled on my ATI card now, the problem
was definitely that it was trying to lock too much memory.
Ok. I assume that you have a Firegl
On Tue, Feb 10, 2004 at 08:31:10AM -0500, Dave Phillips wrote:
Machine is an 800 MHz AMD w. 512 MB RAM, system is Planet CCRMA RH 9.
Any help on this matter would be greatly appreciated. I haven't had this
kind of noise problem before now, I'd certainly like to get rid of it,
and I'm willing
hi dave,
I read:
I've had problems getting v19 to work, so I don't think the released fluxus
version supports the new api yet - it's only a few small changes though.
I think I sent you patches to make fluxus work with the new API (didn't I?)
but AFAIK portaudio's jack implementation is
Dave Phillips wrote:
So I'm
wondering how I can best troubleshoot my system. The problem appears to
be either JACK, the video driver, or maybe something to do with disk I/O
(? it's an ext3 system). If anyone else out there is using a similar
setup please let me know if you've done anything
On Tue, 2004-02-10 at 08:31, Dave Phillips wrote:
Greetings:
Recently I've been having a lot of trouble with extraneous noise from
my system. Some apps are worse than others, but it does seem that
JACK-enabled apps fare the worst.
- Take that binary driver out of your kernel (I know you
On Tue, 10 Feb 2004 14:45:30 +0100 (CET), CK wrote
hi dave,
I read:
I've had problems getting v19 to work, so I don't think the released fluxus
version supports the new api yet - it's only a few small changes though.
I think I sent you patches to make fluxus work with the new API
Vincent Touquet wrote on Tue, 10-Feb-2004:
On Tue, Feb 10, 2004 at 01:45:49PM +0100, Robert Jonsson wrote:
I'm running quite happily with DRI enabled on my ATI card now, the problem was
definitely that it was trying to lock too much memory.
Ok. I assume that you have a Firegl T2 with
Hi Chris:
Well, the soundcard is an SBLive Value that I've used for quite a
while without problems.
Yes, I'll try removing things and seeing what happens next. The nVidia
driver is the first to go...
Best,
dp
Chris Pickett wrote:
Dave Phillips wrote:
So I'm wondering how I can best
Paul Davis wrote:
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory.
This is to ensure that nothing gets swapped out, right ?
Else it is very hard to ensure real time performance
Vincent Touquet wrote on Tue, 10-Feb-2004:
On Tue, Feb 10, 2004 at 01:57:17PM -0500, Jesse Chappell wrote:
BTW, i just ran JACK realtime on a T41p with the firegl T2 128MB,
using the ati 3.7.0 drivers on a 2.4.22 PE/LL kernel with no problems.
Alsa 0.9.8 using the builtin audio
On Tue, Feb 10, 2004 at 01:57:17PM -0500, Jesse Chappell wrote:
BTW, i just ran JACK realtime on a T41p with the firegl T2 128MB,
using the ati 3.7.0 drivers on a 2.4.22 PE/LL kernel with no problems.
Alsa 0.9.8 using the builtin audio (snd-intel8x0). the machine
itself has 512MB of RAM.
Great !
On Tue, 2004-02-10 at 16:51, Chris Pickett wrote:
Paul Davis wrote:
On Mon, Feb 09, 2004 at 07:32:35PM -0500, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory.
This is to ensure that nothing gets swapped out,
Vincent Touquet [EMAIL PROTECTED] writes:
Would you consider implementing a work around (aka non portable kludgery)
a waste of time ?
In the 2.4 kernel this test in mm/mlock.c limits page locking to half
of physical memory...
/* we may lock at most half of physical memory... */
On Monday 09 February 2004 09:57 pm, Jens M Andreasen wrote:
On tis, 2004-02-10 at 03:45, Benjamin Flaming wrote:
On Monday 09 February 2004 05:58 pm, Dave Robillard wrote:
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's,
Through a painful process I'd rather not go into, I discovered that Jack
will not run in realtime mode with my Radeon's 3d drivers loaded.. I get
the error cannot lock down memory for RT thread
My idea-for-the-day was visualisation of realtime jack audio (from live
performance); needless to say
jack works with intel830 DRI
see http://www.pawfal.org/Software/fluxus/ (you might be interested) -
it used to have a native jack interface, but now works through
portaudio.
On Mon, 2004-02-09 at 23:26, Dave Robillard wrote:
Through a painful process I'd rather not go into, I discovered that
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
Anyone else have a positive/negative experience?
(For clarification, it's only realtime jack (ie jackstart -R) that
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
Anyone else have a positive/negative experience?
(For clarification, it's only realtime jack (ie jackstart -R) that
On Mon, 2004-02-09 at 19:32, Paul Davis wrote:
its a basic problem with real time software, the POSIX API etc.
JACK tries to lock *all* the process memory. POSIX doesn't offer any
APIs that would allow us to lock only the parts we need locked without
a lot of impossibly ugly, non-portable
I guess I'll have to wait for the day when I can afford two
multi-channel audio interfaces, two multi-channel MIDI interfaces, and a
dedicated machine to handle the visualisation aspect of things.
or ... you could just get a Matrox video interface, since they seem to
be just about the only
On Mon, 2004-02-09 at 20:11, Paul Davis wrote:
I guess I'll have to wait for the day when I can afford two
multi-channel audio interfaces, two multi-channel MIDI interfaces, and a
dedicated machine to handle the visualisation aspect of things.
or ... you could just get a Matrox video
On Monday 09 February 2004 05:58 pm, Dave Robillard wrote:
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
Anyone else have a positive/negative experience?
No
On tis, 2004-02-10 at 03:45, Benjamin Flaming wrote:
On Monday 09 February 2004 05:58 pm, Dave Robillard wrote:
On Mon, 2004-02-09 at 18:50, Dave Griffiths wrote:
jack works with intel830 DRI
Hmm.. I only have Radeon's, so I'm a bit out of luck as far as testing
other cards I guess.
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