[PlanetCCRMA] Re: Problem with /usr/bin/jackstart

Mark Knecht markknecht@gmail.com
Fri Aug 5 07:21:01 2005


On 8/4/05, Ron Pepper <feffer777@yahoo.com> wrote:

> Tried again with CCRMA kernal, albeit a little older one. Still no
> go. Any ideas?

OK, it's either that you cannot do realtime or you cannot do Jack.
Please try it without realtime:

jackd -d alsa -d hw

Also does alsamixer run? Are you getting sound at all?

- Mark
> 
> [rp@localhost ~]$ jackd -R -d alsa -d hw
> jackd 0.99.36
> Copyright 2001-2003 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 ..
> creating alsa driver ... hw|hw|1024|2|48000|0|0|nomon|swmeter|-|32bit
> configuring for 48000Hz, period = 1024 frames, buffer = 2 periods
> Couldn't open hw for 32bit samples trying 24bit instead
> Couldn't open hw for 24bit samples trying 16bit instead
> nperiods = 2 for capture
> Couldn't open hw for 32bit samples trying 24bit instead
> Couldn't open hw for 24bit samples trying 16bit instead
> nperiods = 2 for playback
> JACK: unable to mlock() port buffers: Cannot allocate memory
> jack_create_thread: error -1 switching current thread to rt for
> inheritance: Unknown error 4294967295
> cannot start watchdog thread
> cannot load driver module alsa
> Segmentation fault
> [rp@localhost ~]$ uname -a
> Linux localhost 2.6.10-0.4.rdt.rhfc3.ccrma #1 Wed Jan 26 16:20:30 EST
> 2005 i686 i686 i386 GNU/Linux
> 
> Thanks,
> Ron
> 
> 
> 
> 
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