help, jackd crashing, don't know why

wfdudley wfdudley at gmail.com
Sun Apr 10 12:17:10 UTC 2011


Using qtjackctl.

Bill

On 4/9/11, Andrew <andrew at thesoundofit.com> wrote:
> Are you using qtjackctl or launching from a script/command line?
> Andrew Euell
> The Sound of IT - High tech solutions for audio problems
>
> -----Original Message-----
> From: wfdudley <wfdudley at gmail.com>
> Sender: ubuntu-studio-users-bounces at lists.ubuntu.com
> Date: Sat, 9 Apr 2011 14:18:59
> To: <ubuntu-studio-users at lists.ubuntu.com>
> Reply-To: Ubuntu Studio Users Help and Discussion
> 	<ubuntu-studio-users at lists.ubuntu.com>
> Subject: help, jackd crashing, don't know why
>
> Hi,
>
> I upgraded my ubuntu studio box to Lucid Lynx and now jackd is crashing.
>
> Here's the log:
>
> 09:49:11.871 Patchbay deactivated.
> 09:49:11.914 Statistics reset.
> 09:49:12.068 ALSA connection graph change.
> 09:49:12.427 ALSA connection change.
> 09:49:21.874 Startup script...
> 09:49:21.876 artsshell -q terminate
> sh: artsshell: not found
> 09:49:22.280 Startup script terminated with exit status=32512.
> 09:49:22.281 JACK is starting...
> 09:49:22.283 /usr/bin/jackd -v -dalsa -dhw:0 -r44100 -p1024 -n3
> jackd 0.118.0
> Copyright 2001-2009 Paul Davis, Stephane Letz, Jack O'Quinn, Torben
> Hohn 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
> Memory locking is unlimited - this is dangerous. You should probably
> alter the line:
>      @audio   -  memlock    unlimited
> in your /etc/limits.conf to read:
>      @audio   -  memlock    354993
> 09:49:22.318 JACK was started with PID=4646
> getting driver descriptor from /usr/lib/jack/jack_dummy.so
> getting driver descriptor from /usr/lib/jack/jack_alsa.so
> getting driver descriptor from /usr/lib/jack/jack_firewire.so
> no message buffer overruns
> getting driver descriptor from /usr/lib/jack/jack_net.so
> getting driver descriptor from /usr/lib/jack/jack_oss.so
> JACK compiled with System V SHM support.
> server `default' registered
> registered builtin port type 32 bit float mono audio
> registered builtin port type 8 bit raw midi
> clock source = system clock via clock_gettime
> start poll on 3 fd's
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|hw:0|1024|3|44100|0|0|nomon|swmeter|-|32 bit
> control device hw:0
> new client: alsa_pcm, id = 1 type 1 @ 0x8fe7df8 fd = -1
> 09:49:24.722 Could not connect to JACK server as client. - Please
> check the messages window for more info.
> server thread back from poll
> new client: qjackctl, id = 2 type 2 @ 0xb788c000 fd = 13
> start poll on 4 fd's
> cannot read event connect result from server (interrupted system call)
> 09:49:25.155 JACK was stopped successfully.
> 09:49:25.162 Post-shutdown script...
> 09:49:25.164 killall jackd
> 09:49:25.165 Jack has crashed.
> jackd: no process found
> 09:49:25.661 Post-shutdown script terminated with exit status=256.
>
> The result of uname -a:
> Linux hdrec 2.6.31-11-rt #154-Ubuntu SMP PREEMPT RT Wed Jun 9 12:28:53
> UTC 2010 i686 GNU/Linux
>
> Current Ubuntu version: Lucid Lynx
>
> Is there anything more I should be reporting?
>
> Thanks in advance,
> Bill Dudley
> avid ubuntu user
>
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