can you get a strace on any of the stuck processes? -ERic Rz. On Mon, May 17, 2004 at 08:37:07PM -0700, H. T. Hind wrote: > Hi, > > I'm trying to record 24/7 using Fedora Core 1, JACK 0.98, > ecasound 2.3.3 , python2.2.3, alsa-1.0.1 and > 2.4.22-1.2140.nptl.caps.rhfc1.ccrma kernel and delta 1010. I'm > using the Planet CCRMA packages and kernel. Cron kicks off a > python script every hour, that starts ecasound and records 4 channels for 1 > hour . The script also invokes lame to compress the recorded > files to mp3. > The Python script invokes jack_connect to connect the ecasound > instance with JACK. After a couple of days of perfect recording, > jack_connect just seems to hang while connecting and then all the > subsequent instances of recording invoked from CRON pile and no > more recording happens till JACK is restarted. > The JACK logs show the following entries - > > subgraph starting at ecarecord_26319 timed out (subgraph_wait_ > fd=13, status = 0, state = Triggered) > at 357895053385 client waiting on 13 took 1009935 usecs, status = 1 sig = 357894043446 awa = 0 fin = 0 dur=0 > subgraph starting at ecarecord_26319 timed out (subgraph_wait_ > fd=13, status = 0, state = Triggered) > at 357896063568 client waiting on 13 took 1009961 usecs, statu > s = 1 sig = 357895053603 awa = 0 fin = 0 dur=0 > subgraph starting at ecarecord_26319 timed out (subgraph_wait_ > fd=13, status = 0, state = Triggered) > > > The ecasound log for the instance ecarecord_26319 shows - > > (ecasoundc_sa) Error='read() error', cmd='engine-halt' > last_error='' cmd_cnt=2192 last_cnt=2191. > (ecasoundc_sa) Error='sync error', cmd='cs-disconnect' > last_error='' cmd_cnt=2193 last_cnt=2191. > (ecasoundc_sa) Error='read() error', cmd='cs-disconnect' > last_error='' cmd_cnt=2193 last_cnt=2191. > > > I can't figure out what could be causing the jack_connect > instance to stall , whether it is JACK , jack_connect or ecasound > or python I can't figure out. Any pointers or suggestions on how > to solve the problem ? > > hth > ---
