Jack rt problems in hardy

2008-05-13 Thread rob free
Hi everyone,
I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
crazy on all settings! I get some error messages at start up :



11:01:39.739 Startup script terminated with exit status=256.

11:01:39.740 JACK is starting...

11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
-Chw:1 -i2 -o2

11:01:39.744 JACK was started with PID=7429.

jackd 0.109.2

Copyright 2001-2005 Paul Davis and others.

jackd comes with ABSOLUTELY NO WARRANTY

This is free software, and you are welcome to redistribute it

under certain conditions; see the file COPYING for details

JACK compiled with System V SHM support.

cannot lock down memory for jackd (Cannot allocate memory)

loading driver ..

apparent rate = 48000

creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit

control device hw:1

configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
periods

ALSA: final selected sample format for capture: 24bit little-endian

ALSA: use 3 periods for capture

ALSA: final selected sample format for playback: 24bit little-endian

ALSA: use 3 periods for playback

JACK: unable to mlock() port buffers: Cannot allocate memory

JACK: unable to mlock() port buffers: Cannot allocate memory

11:01:41.796 Server configuration saved to /home/rob/.jackdrc.

11:01:41.797 Statistics reset.

11:01:41.799 Client activated.

11:01:41.800 JACK connection change.

11:01:41.804 JACK connection graph change.

cannot lock down memory for RT thread (Cannot allocate memory)

11:01:56.259 XRUN callback (1).



Does anyone know why jack cannot allocate memory? Any suggestions?
Thanks for your time!
Robin


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Re: Jack rt problems in hardy

2008-05-13 Thread atuc
hallo

i also have problems with the rt kernel on hardy and my usb m-audio
fasttrack, the standard kernel works better for me.

i found this:

http://ubuntuforums.org/showthread.php?t=781104

alex

 Hi everyone,
 I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
 8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
 crazy on all settings! I get some error messages at start up :



 11:01:39.739 Startup script terminated with exit status=256.

 11:01:39.740 JACK is starting...

 11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
 -Chw:1 -i2 -o2

 11:01:39.744 JACK was started with PID=7429.

 jackd 0.109.2

 Copyright 2001-2005 Paul Davis and others.

 jackd comes with ABSOLUTELY NO WARRANTY

 This is free software, and you are welcome to redistribute it

 under certain conditions; see the file COPYING for details

 JACK compiled with System V SHM support.

 cannot lock down memory for jackd (Cannot allocate memory)

 loading driver ..

 apparent rate = 48000

 creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit

 control device hw:1

 configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
 periods

 ALSA: final selected sample format for capture: 24bit little-endian

 ALSA: use 3 periods for capture

 ALSA: final selected sample format for playback: 24bit little-endian

 ALSA: use 3 periods for playback

 JACK: unable to mlock() port buffers: Cannot allocate memory

 JACK: unable to mlock() port buffers: Cannot allocate memory

 11:01:41.796 Server configuration saved to /home/rob/.jackdrc.

 11:01:41.797 Statistics reset.

 11:01:41.799 Client activated.

 11:01:41.800 JACK connection change.

 11:01:41.804 JACK connection graph change.

 cannot lock down memory for RT thread (Cannot allocate memory)

 11:01:56.259 XRUN callback (1).



 Does anyone know why jack cannot allocate memory? Any suggestions?
 Thanks for your time!
 Robin




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Re: Jack rt problems in hardy

2008-05-13 Thread Fabien Juchniewicz
Is there a line like the one below in your /etc/security/limits.conf ?

@audio   -   memlockXX

/Fabien



Le mardi 13 mai 2008 à 11:14 +0200, rob free a écrit :

 Hi everyone,
 I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
 8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
 crazy on all settings! I get some error messages at start up :
 
 
 
 11:01:39.739 Startup script terminated with exit status=256.
 
 11:01:39.740 JACK is starting...
 
 11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
 -Chw:1 -i2 -o2
 
 11:01:39.744 JACK was started with PID=7429.
 
 jackd 0.109.2
 
 Copyright 2001-2005 Paul Davis and others.
 
 jackd comes with ABSOLUTELY NO WARRANTY
 
 This is free software, and you are welcome to redistribute it
 
 under certain conditions; see the file COPYING for details
 
 JACK compiled with System V SHM support.
 
 cannot lock down memory for jackd (Cannot allocate memory)
 
 loading driver ..
 
 apparent rate = 48000
 
 creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit
 
 control device hw:1
 
 configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
 periods
 
 ALSA: final selected sample format for capture: 24bit little-endian
 
 ALSA: use 3 periods for capture
 
 ALSA: final selected sample format for playback: 24bit little-endian
 
 ALSA: use 3 periods for playback
 
 JACK: unable to mlock() port buffers: Cannot allocate memory
 
 JACK: unable to mlock() port buffers: Cannot allocate memory
 
 11:01:41.796 Server configuration saved to /home/rob/.jackdrc.
 
 11:01:41.797 Statistics reset.
 
 11:01:41.799 Client activated.
 
 11:01:41.800 JACK connection change.
 
 11:01:41.804 JACK connection graph change.
 
 cannot lock down memory for RT thread (Cannot allocate memory)
 
 11:01:56.259 XRUN callback (1).
 
 
 
 Does anyone know why jack cannot allocate memory? Any suggestions?
 Thanks for your time!
 Robin
 
 
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Re: Jack rt problems in hardy

2008-05-13 Thread rob free
Hi, 
no there was'nt such a line and adding it has got rid of the error
messages about memory but not of the Xruns...

Does anyone know if this is normal:

[EMAIL PROTECTED]:~$ chrt -p 6188 
pid 6188's current scheduling policy: SCHED_OTHER
pid 6188's current scheduling priority: 0

(6188 is the jackd pid):

12:11:19.957 Startup script terminated with exit status=256.

12:11:19.958 JACK is starting...

12:11:19.958 /usr/bin/jackd -R -dalsa -dhw:1 -r48000 -p128 -n3 -D -Chw:1
-m -i2 -o2

12:11:19.960 JACK was started with PID=6188.



from some reading I've been doing on the web I would have expected jackd
to have a SCHED_FIFO policy with a fairly high priority, I may be
mistaken

Robin


On Tue, 2008-05-13 at 11:29 +0200, Fabien Juchniewicz wrote:
 Is there a line like the one below in your /etc/security/limits.conf ?
 
 @audio - memlock  XX
 
 /Fabien
 
 
 
 Le mardi 13 mai 2008 à 11:14 +0200, rob free a écrit : 
  Hi everyone,
  I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
  8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
  crazy on all settings! I get some error messages at start up :
  
  
  
  11:01:39.739 Startup script terminated with exit status=256.
  
  11:01:39.740 JACK is starting...
  
  11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
  -Chw:1 -i2 -o2
  
  11:01:39.744 JACK was started with PID=7429.
  
  jackd 0.109.2
  
  Copyright 2001-2005 Paul Davis and others.
  
  jackd comes with ABSOLUTELY NO WARRANTY
  
  This is free software, and you are welcome to redistribute it
  
  under certain conditions; see the file COPYING for details
  
  JACK compiled with System V SHM support.
  
  cannot lock down memory for jackd (Cannot allocate memory)
  
  loading driver ..
  
  apparent rate = 48000
  
  creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit
  
  control device hw:1
  
  configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
  periods
  
  ALSA: final selected sample format for capture: 24bit little-endian
  
  ALSA: use 3 periods for capture
  
  ALSA: final selected sample format for playback: 24bit little-endian
  
  ALSA: use 3 periods for playback
  
  JACK: unable to mlock() port buffers: Cannot allocate memory
  
  JACK: unable to mlock() port buffers: Cannot allocate memory
  
  11:01:41.796 Server configuration saved to /home/rob/.jackdrc.
  
  11:01:41.797 Statistics reset.
  
  11:01:41.799 Client activated.
  
  11:01:41.800 JACK connection change.
  
  11:01:41.804 JACK connection graph change.
  
  cannot lock down memory for RT thread (Cannot allocate memory)
  
  11:01:56.259 XRUN callback (1).
  
  
  
  Does anyone know why jack cannot allocate memory? Any suggestions?
  Thanks for your time!
  Robin
  
  


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Re: Jack rt problems in hardy

2008-05-13 Thread rob free
Hi

what would you suggest then compiling a kernel with the options
mentioned in the link you sent? or maybe switching to another distro? I
dont have the standard kernel installed. Is it worth installing is it
usable in terms of latency without xruns?

On Tue, 2008-05-13 at 11:51 +0200, atuc wrote:
 hallo
 
 i also have problems with the rt kernel on hardy and my usb m-audio
 fasttrack, the standard kernel works better for me.
 
 i found this:
 
 http://ubuntuforums.org/showthread.php?t=781104
 
 alex
 
  Hi everyone,
  I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
  8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
  crazy on all settings! I get some error messages at start up :
 
 
 
  11:01:39.739 Startup script terminated with exit status=256.
 
  11:01:39.740 JACK is starting...
 
  11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
  -Chw:1 -i2 -o2
 
  11:01:39.744 JACK was started with PID=7429.
 
  jackd 0.109.2
 
  Copyright 2001-2005 Paul Davis and others.
 
  jackd comes with ABSOLUTELY NO WARRANTY
 
  This is free software, and you are welcome to redistribute it
 
  under certain conditions; see the file COPYING for details
 
  JACK compiled with System V SHM support.
 
  cannot lock down memory for jackd (Cannot allocate memory)
 
  loading driver ..
 
  apparent rate = 48000
 
  creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit
 
  control device hw:1
 
  configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
  periods
 
  ALSA: final selected sample format for capture: 24bit little-endian
 
  ALSA: use 3 periods for capture
 
  ALSA: final selected sample format for playback: 24bit little-endian
 
  ALSA: use 3 periods for playback
 
  JACK: unable to mlock() port buffers: Cannot allocate memory
 
  JACK: unable to mlock() port buffers: Cannot allocate memory
 
  11:01:41.796 Server configuration saved to /home/rob/.jackdrc.
 
  11:01:41.797 Statistics reset.
 
  11:01:41.799 Client activated.
 
  11:01:41.800 JACK connection change.
 
  11:01:41.804 JACK connection graph change.
 
  cannot lock down memory for RT thread (Cannot allocate memory)
 
  11:01:56.259 XRUN callback (1).
 
 
 
  Does anyone know why jack cannot allocate memory? Any suggestions?
  Thanks for your time!
  Robin
 
 
 
 


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Re: Jack rt problems in hardy

2008-05-13 Thread Cory K.
Can someone try adding *nohz=off* to their grub line?

Example:

title   Ubuntu 8.04, kernel 2.6.24-16-generic
root(hd0,1)
kernel  /boot/vmlinuz-2.6.24-16-generic 
root=UUID=d01c8f74-2cb0-4f2e-940e-8428084b03f3 ro quiet splash *nohz=off*
initrd  /boot/initrd.img-2.6.24-16-generic
quiet



-Cory \m/

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Re: Jack rt problems in hardy

2008-05-13 Thread Fabien Juchniewicz
Here is my limits.conf :


@audio   -   rtprio  99
@audio   -   nice-15
@audio   -   memlockunlimited



To achieve a good latency (10 ms), I launch jackd with the command nice
-n-15 before. Here is the command in qjackctl (server path) :


nice -n-15 /usr/bin/jackd


To achieve an ultra low latency ( 2.67 ms), I have to stop the Network
Manager...


Hope this helps.


Le mardi 13 mai 2008 à 12:18 +0200, rob free a écrit :

 Hi, 
 no there was'nt such a line and adding it has got rid of the error
 messages about memory but not of the Xruns...
 
 Does anyone know if this is normal:
 
 [EMAIL PROTECTED]:~$ chrt -p 6188 
 pid 6188's current scheduling policy: SCHED_OTHER
 pid 6188's current scheduling priority: 0
 
 (6188 is the jackd pid):
 
 12:11:19.957 Startup script terminated with exit status=256.
 
 12:11:19.958 JACK is starting...
 
 12:11:19.958 /usr/bin/jackd -R -dalsa -dhw:1 -r48000 -p128 -n3 -D -Chw:1
 -m -i2 -o2
 
 12:11:19.960 JACK was started with PID=6188.
 
 
 
 from some reading I've been doing on the web I would have expected jackd
 to have a SCHED_FIFO policy with a fairly high priority, I may be
 mistaken
 
 Robin
 
 
 On Tue, 2008-05-13 at 11:29 +0200, Fabien Juchniewicz wrote:
  Is there a line like the one below in your /etc/security/limits.conf ?
  
  @audio - memlock  XX
  
  /Fabien
  
  
  
  Le mardi 13 mai 2008 à 11:14 +0200, rob free a écrit : 
   Hi everyone,
   I'm having lots of trouble running jack (from jackQtl) in ubuntu studio
   8.04 . I am using a USB sound card : Alesis io2 and Jack Xruns like
   crazy on all settings! I get some error messages at start up :
   
   
   
   11:01:39.739 Startup script terminated with exit status=256.
   
   11:01:39.740 JACK is starting...
   
   11:01:39.740 /usr/bin/jackd -R -P70 -dalsa -dhw:1 -r48000 -p128 -n3 -D
   -Chw:1 -i2 -o2
   
   11:01:39.744 JACK was started with PID=7429.
   
   jackd 0.109.2
   
   Copyright 2001-2005 Paul Davis and others.
   
   jackd comes with ABSOLUTELY NO WARRANTY
   
   This is free software, and you are welcome to redistribute it
   
   under certain conditions; see the file COPYING for details
   
   JACK compiled with System V SHM support.
   
   cannot lock down memory for jackd (Cannot allocate memory)
   
   loading driver ..
   
   apparent rate = 48000
   
   creating alsa driver ... hw:1|hw:1|128|3|48000|2|2|nomon|swmeter|-|32bit
   
   control device hw:1
   
   configuring for 48000Hz, period = 128 frames (2.7 ms), buffer = 3
   periods
   
   ALSA: final selected sample format for capture: 24bit little-endian
   
   ALSA: use 3 periods for capture
   
   ALSA: final selected sample format for playback: 24bit little-endian
   
   ALSA: use 3 periods for playback
   
   JACK: unable to mlock() port buffers: Cannot allocate memory
   
   JACK: unable to mlock() port buffers: Cannot allocate memory
   
   11:01:41.796 Server configuration saved to /home/rob/.jackdrc.
   
   11:01:41.797 Statistics reset.
   
   11:01:41.799 Client activated.
   
   11:01:41.800 JACK connection change.
   
   11:01:41.804 JACK connection graph change.
   
   cannot lock down memory for RT thread (Cannot allocate memory)
   
   11:01:56.259 XRUN callback (1).
   
   
   
   Does anyone know why jack cannot allocate memory? Any suggestions?
   Thanks for your time!
   Robin
   
   
 
 
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Re: Jack rt problems in hardy

2008-05-13 Thread Cory K.
Cory K. wrote:
 Can someone try adding *nohz=off* to their grub line?

 Example:

 title   Ubuntu 8.04, kernel 2.6.24-16-generic
 root(hd0,1)
 kernel  /boot/vmlinuz-2.6.24-16-generic 
 root=UUID=d01c8f74-2cb0-4f2e-940e-8428084b03f3 ro quiet splash *nohz=off*
 initrd  /boot/initrd.img-2.6.24-16-generic
 quiet
   

Sorry *nohz=off* should be: nohz=off.

-Cory \m/

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Re: Jack rt problems in hardy

2008-05-13 Thread altern
Cory K.(e)k dio:
 Cory K. wrote:
 Can someone try adding *nohz=off* to their grub line?

 Example:

 title   Ubuntu 8.04, kernel 2.6.24-16-generic
 root(hd0,1)
 kernel  /boot/vmlinuz-2.6.24-16-generic 
 root=UUID=d01c8f74-2cb0-4f2e-940e-8428084b03f3 ro quiet splash *nohz=off*
 initrd  /boot/initrd.img-2.6.24-16-generic
 quiet
   
 
 Sorry *nohz=off* should be: nohz=off.

what is this exactly doing?

enrike

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Re: Jack rt problems in hardy

2008-05-13 Thread rob free
I've added nohz=off to my rt grub line and run jack with nice - 15  and
I dont seem to have any xruns with a latency of 8ms. so many thanks for
your help Fabien and Cory !
Robin






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Re: Jack rt problems in hardy

2008-05-13 Thread Cory K.
rob free wrote:
 I've added nohz=off to my rt grub line and run jack with nice - 15  and
 I dont seem to have any xruns with a latency of 8ms. so many thanks for
 your help Fabien and Cory !
 Robin
   

I'd like others to try this and report. If this is the problem, we can
get a kernel fix in soon.

-Cory \m/


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Re: Jack rt problems in hardy

2008-05-13 Thread atuc
Cory K. schrieb:
 rob free wrote:
 I've added nohz=off to my rt grub line and run jack with nice - 15  and
 I dont seem to have any xruns with a latency of 8ms. so many thanks for
 your help Fabien and Cory !
 Robin
   

 I'd like others to try this and report. If this is the problem, we can
 get a kernel fix in soon.

 -Cory \m/


yes super, its definitely better with the nohz=off boot option, i just
testet with 8ms, this was inpossible before,

thanks,
best,
alex

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Re: Jack rt problems in hardy

2008-05-13 Thread Andrew Hunter
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

rob free wrote:
| Hi,
| no there was'nt such a line and adding it has got rid of the error
| messages about memory but not of the Xruns...

Did you install from our disks or via meta-packages?

Also Ubuntu Studio Controls was written, in part, to address issues like
this. In future, instead of having to set it manually, you can use Controls.

Thanks,

Andrew.
-BEGIN PGP SIGNATURE-
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Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iEYEARECAAYFAkgp9mcACgkQSyj78chr9d/YJgCfU6YBso6wFE+bwTV3L9PMu39N
BZkAnj+VthI8fyu1LcxK7OTWZOG2B4yj
=DVXY
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Multimedia Production section on Ubuntu Forums?

2008-05-13 Thread Harry Underwood
Why is the Multimedia Production section of the Ubuntu Forums archived
against any new threads (
http://ubuntuforums.org/forumdisplay.php?f=254 )? The Ubuntu Studio
site links to that section as the de facto Ubuntu Studio Forum, so I'm
wondering why no one is allowed to post any new threads to it,
although there are new posts to the older threads.

Harry

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Re: Multimedia Production section on Ubuntu Forums?

2008-05-13 Thread Cory K.
Harry Underwood wrote:
 Why is the Multimedia Production section of the Ubuntu Forums archived
 against any new threads (
 http://ubuntuforums.org/forumdisplay.php?f=254 )? The Ubuntu Studio
 site links to that section as the de facto Ubuntu Studio Forum, so I'm
 wondering why no one is allowed to post any new threads to it,
 although there are new posts to the older threads.

 Harry
   

The link has been fixed on the site. Thanx for the reminder. Now if only
we could get the site updated. :(

-Cory \m/


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Re: Jack rt problems in hardy

2008-05-13 Thread rob free
I installed from sratch using a DVD.
and thanx for the tip about controls (they dont set @audio - nice tho)

On Tue, 2008-05-13 at 21:13 +0100, Andrew Hunter wrote:
 -BEGIN PGP SIGNED MESSAGE-
 Hash: SHA1
 
 rob free wrote:
 | Hi,
 | no there was'nt such a line and adding it has got rid of the error
 | messages about memory but not of the Xruns...
 
 Did you install from our disks or via meta-packages?
 
 Also Ubuntu Studio Controls was written, in part, to address issues like
 this. In future, instead of having to set it manually, you can use Controls.
 
 Thanks,
 
 Andrew.
 -BEGIN PGP SIGNATURE-
 Version: GnuPG v1.4.8 (Darwin)
 Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
 
 iEYEARECAAYFAkgp9mcACgkQSyj78chr9d/YJgCfU6YBso6wFE+bwTV3L9PMu39N
 BZkAnj+VthI8fyu1LcxK7OTWZOG2B4yj
 =DVXY
 -END PGP SIGNATURE-
 


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Re: Multimedia Production section on Ubuntu Forums?

2008-05-13 Thread Hartmut Noack
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Harry Underwood schrieb:
 Why is the Multimedia Production section of the Ubuntu Forums archived
 against any new threads (
 http://ubuntuforums.org/forumdisplay.php?f=254 )? The Ubuntu Studio
 site links to that section as the de facto Ubuntu Studio Forum, so I'm
 wondering why no one is allowed to post any new threads to it,
 although there are new posts to the older threads.
 
 Harry
 
 Yeah - quite strange, yet there is still an active Multimedia forum for
Ubu:

http://ubuntuforums.org/forumdisplay.php?f=335
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Version: GnuPG v1.4.6 (GNU/Linux)
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LJK2cNMBHmL7WmPKHDKgHEc=
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Re: Jack rt problems in hardy

2008-05-13 Thread Andrew Hunter
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

rob free wrote:
| I installed from sratch using a DVD.
| and thanx for the tip about controls (they dont set @audio - nice tho)

It does set @audio - memlock.

I know because I wrote it :P

|
| On Tue, 2008-05-13 at 21:13 +0100, Andrew Hunter wrote:
| rob free wrote:
| | Hi,
| | no there was'nt such a line and adding it has got rid of the error
| | messages about memory but not of the Xruns...
|
| Did you install from our disks or via meta-packages?
|
| Also Ubuntu Studio Controls was written, in part, to address issues like
| this. In future, instead of having to set it manually, you can use
Controls.
|
| Thanks,
|
| Andrew.
|

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Re: Jack rt problems in hardy

2008-05-13 Thread antoine clémot
Hi!

I just made the upgrade from gutsy to hardy and qjackctl is always crashing
after a while... On Gutsy it worked much better (even if it crashed
sometimes for reasons that I don't know).
I wrote the Grub line (as you said), I wrote the nice in the path-command of
qjacktcl, I also edited /etc/security/limits.conf as you said but still it
crashes when I'm only using hydrogen and Zynaddsubfx.
What should I do???
Can I come back to Gutsy easily without deletting everything (a kind of
downgrading)???
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Re: Jack rt problems in hardy

2008-05-13 Thread antoine clémot
I forgot something : I'm using an Edirol FA101 (firewire). And never without
my Gscanbus which allow me to reset the firewire port (everytime jack
crashes, it means every 5mn...)
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Re: Jack rt problems in hardy

2008-05-13 Thread alex stone
There's a recognised problem with qjackctl at the moment, not just in
relation to the app, but the interaction with the latest Ubuntu, Jack, and
the later version of the kernel. So don't panic, wiser heads than mine are
working on it.

On a brighter note, my thanks to Cory and the team, for a good build. I had
an easy install, and everything is more or less where it's supposed to be.
The transition from gutsy was fairly painless.

A request. As Linuxsampler is no longer included in the Ubstudio package,
can you please remove the remaining packages, so when we build LS and
relavent programmes from source, either with fakeroot debs, or as
config/make/install, we don't get conflicts. Thanks.

Nice work team, and thanks.

Alex.

On Wed, May 14, 2008 at 3:23 AM, antoine clémot [EMAIL PROTECTED] wrote:

 I forgot something : I'm using an Edirol FA101 (firewire). And never
 without my Gscanbus which allow me to reset the firewire port (everytime
 jack crashes, it means every 5mn...)

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 Ubuntu-Studio-users@lists.ubuntu.com
 Modify settings or unsubscribe at:
 https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users


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Re: Jack rt problems in hardy

2008-05-13 Thread alex stone
Just an added note. The latest version of python (2.5) has had a change from
2.4, and 2.3 , and as a result pyjackctl doesn't work anymore. Specifically,
it can't find a file which is in fact on the system. Hacking pyjackctl (as
below) back to 2.4 hasn't helped either.

Here's the error:

Traceback (most recent call last):
  File /usr/bin/jackconf, line 24, in ?
import pyjackctl
  File /usr/lib/python2.4/site-packages/pyjackctl/__init__.py, line 19, in
?
from jack_menu import jack_menu
  File /usr/lib/python2.4/site-packages/pyjackctl/jack_menu.py, line 22,
in ?
from config import config
  File /usr/lib/python2.4/site-packages/pyjackctl/config.py, line 19, in ?
from xml.dom.ext import PrettyPrint
ImportError: No module named ext

As i use a combination of pyjackctl and patchage to handle Jackdbus, getting
this sorted out would be most useful.
Thanks,
Alex.



On Wed, May 14, 2008 at 9:17 AM, alex stone [EMAIL PROTECTED] wrote:

 There's a recognised problem with qjackctl at the moment, not just in
 relation to the app, but the interaction with the latest Ubuntu, Jack, and
 the later version of the kernel. So don't panic, wiser heads than mine are
 working on it.

 On a brighter note, my thanks to Cory and the team, for a good build. I
 had an easy install, and everything is more or less where it's supposed to
 be. The transition from gutsy was fairly painless.

 A request. As Linuxsampler is no longer included in the Ubstudio package,
 can you please remove the remaining packages, so when we build LS and
 relavent programmes from source, either with fakeroot debs, or as
 config/make/install, we don't get conflicts. Thanks.

 Nice work team, and thanks.

 Alex.

 On Wed, May 14, 2008 at 3:23 AM, antoine clémot [EMAIL PROTECTED]
 wrote:

  I forgot something : I'm using an Edirol FA101 (firewire). And never
  without my Gscanbus which allow me to reset the firewire port (everytime
  jack crashes, it means every 5mn...)
 
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  Ubuntu-Studio-users@lists.ubuntu.com
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