[Lmuse-user] Re: [PlanetCCRMA] Help - zombification and such like!

Wed Aug 25 08:54:01 2004

Hi, 

quick question, is this with a 2.6 kernel ? 

There was a recent thread about problems with MusE under gentoo and kernel 
2.6. It was partially resolved by changing the priority of the threads.

/Robert

On Wednesday 25 August 2004 11.29, C Cooper wrote:
> > > Having added some audio parts to a mostly midi project, Muse almost
> > > invariably hangs when play is pressed.  It prints an error message in
> > > the terminal (something like jack: zombified - exiting).
> >
> > The Muse+jack problem is because muse is exceeding its realtime slot -
> > you proably need to increase the period size (frames/period in qjackctl).
> > Also make sure jackd is really running in realtime mode.
>
> No luck I'm afraid :( - both of these done and muse still hangs.
>
> This couldn't be a kernel problem could it?  Maybe I should use
> capabilities instead of the ccrma kernel, or is that just silly?
>
> More sensible ideas would definitely be welcome!  Verbose output from Jack
> attached below.
>
>
> Thanks
>
> Crispin
>
> ==jack output==
> 10:21:16.606 /usr/bin/jackstart -v -R -dalsa -dhw:0 -r44100 -p4096 -n2 -S
> 10:21:16.614 JACK was started with PID=1746 (0x6d2).
> back from read, ret = 1 errno == Success
> getting driver descriptor from /usr/lib/jack/jack_alsa.so
> getting driver descriptor from /usr/lib/jack/jack_dummy.so
> getting driver descriptor from /usr/lib/jack/jack_oss.so
> jackd 0.98.0
> 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
> registered builtin port type 32 bit float mono audio
> capabilities: =i cap_setpcap,cap_ipc_lock,cap_sys_nice,cap_sys_resource+ep
> loading driver ..
> new client: alsa_pcm, id = 1 type 1 @ 0x8058fc0 fd = -1
> apparent rate = 44100
> creating alsa driver ... hw:0|hw:0|4096|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 4096 frames, buffer = 2 periods
> new buffer size 4096
> registered port alsa_pcm:capture_1, offset = 16384
> registered port alsa_pcm:capture_2, offset = 32768
> registered port alsa_pcm:playback_1, offset = 0
> registered port alsa_pcm:playback_2, offset = 0
> ++ jack_rechain_graph():
> client alsa_pcm: internal client, execution_order=0.
> -- jack_rechain_graph()
> 1746 waiting for signals
> load = 0.0775 max usecs: 144.000, spare = 92735.000
> 10:21:18.698 Server configuration saved to "/home/crispin/.jackdrc"
> 10:21:18.701 Statistics reset.
> 10:21:18.746 Client activated.
> 10:21:18.749 Audio connection change.
> 10:21:18.758 Audio connection graph change.
> new client: qjackctl-1745, id = 2 type 2 @ 0x40a06000 fd = 19
> gave capabilities to process 1745
> ++ jack_rechain_graph():
> client alsa_pcm: internal client, execution_order=0.
> client qjackctl-1745: start_fd=11, execution_order=0.
> client qjackctl-1745: wait_fd=18, execution_order=1 (last client).
> -- jack_rechain_graph()
> load = 0.0958 max usecs: 106.000, spare = 92773.000
> load = 0.1109 max usecs: 117.000, spare = 92762.000
> load = 0.1287 max usecs: 136.000, spare = 92743.000
> 10:21:22.192 MIDI connection graph change.
> 10:21:22.381 MIDI connection change.
> new client: MusE, id = 3 type 2 @ 0x41cb5000 fd = 22
> registered port MusE:output1, offset = 49152
> 10:21:22.475 Audio connection graph change.
> registered port MusE:output2, offset = 65536
> registered port MusE:input1, offset = 0
> registered port MusE:input2, offset = 0
> 10:21:22.585 Audio connection change.
> 10:21:22.621 MIDI connection graph change.
> gave capabilities to process 1754
> load = 0.1375 max usecs: 136.000, spare = 92743.000
> ++ jack_rechain_graph():
> client qjackctl-1745: start_fd=11, execution_order=0.
> client qjackctl-1745: wait_fd=18, execution_order=1.
> client alsa_pcm: internal client, execution_order=2.
> client MusE: start_fd=21, execution_order=2.
> client MusE: wait_fd=24, execution_order=3 (last client).
> -- jack_rechain_graph()
> 10:21:23.516 Audio connection graph change.
> connect MusE:output1 and alsa_pcm:playback_1
> ++ jack_rechain_graph():
> client MusE: start_fd=11, execution_order=0.
> client MusE: wait_fd=18, execution_order=1.
> client alsa_pcm: internal client, execution_order=2.
> client qjackctl-1745: start_fd=21, execution_order=2.
> client qjackctl-1745: wait_fd=24, execution_order=3 (last client).
> -- jack_rechain_graph()
> connect MusE:output2 and alsa_pcm:playback_2
> ++ jack_rechain_graph():
> client qjackctl-1745: start_fd=11, execution_order=0.
> client MusE: in subgraph after qjackctl-1745, execution_order=1.
> client qjackctl-1745: wait_fd=21, execution_order=2.
> client alsa_pcm: internal client, execution_order=3.
> -- jack_rechain_graph()
> connect alsa_pcm:capture_1 and MusE:input1
> ++ jack_rechain_graph():
> client alsa_pcm: internal client, execution_order=0.
> client MusE: start_fd=11, execution_order=0.
> client qjackctl-1745: in subgraph after MusE, execution_order=1.
> client MusE: wait_fd=21, execution_order=2 (last client).
> -- jack_rechain_graph()
> connect alsa_pcm:capture_2 and MusE:input2
> ++ jack_rechain_graph():
> client qjackctl-1745: start_fd=11, execution_order=0.
> client qjackctl-1745: wait_fd=18, execution_order=1.
> client alsa_pcm: internal client, execution_order=2.
> client MusE: start_fd=21, execution_order=2.
> client MusE: wait_fd=24, execution_order=3 (last client).
> -- jack_rechain_graph()
> load = 0.8989 max usecs: 1542.000, spare = 91337.000
> load = 1.2796 max usecs: 1542.000, spare = 91337.000
> subgraph starting at MusE timed out (subgraph_wait_fd=24, status = 0,
> state = Running)
> at 1311590890 client waiting on 24 took 93468 usecs, status = 1 sig =
> 1311497418 awa = 1311497461 fin = 0 dur=0
> client MusE error: awake_at = 1311497461 state = 2 timed_out = 2
> client failure: client MusE state = Running errors = 1
> *&*&*&*&** senor MusE - you are a ZOMBIE
> DIS-connect alsa_pcm:capture_2 and MusE:input2
> DIS-connect alsa_pcm:capture_1 and MusE:input1
> DIS-connect MusE:output2 and alsa_pcm:playback_2
> DIS-connect MusE:output1 and alsa_pcm:playback_1
> ++ jack_rechain_graph():
> client alsa_pcm: internal client, execution_order=0.
> client qjackctl-1745: start_fd=11, execution_order=0.
> client qjackctl-1745: wait_fd=18, execution_order=1 (last client).
> -- jack_rechain_graph()
> **** alsa_pcm: xrun of at least 1.801 msecs
> 10:21:25.913 Audio connection graph change.
> 10:21:25.915 XRUN callback. (1)
>
>
>
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