[mythtv-users] Too many open files with Demux DVB-T

Garf Garf garfield_99999 at yahoo.com
Mon Jun 12 21:28:44 UTC 2006 

When I try to view/record the 'More 4' channel on my DVB-T via mythtv I get the following error:

2006-06-12 22:15:52.482 Program Map Table ver(6) pid(0x10e) pnum(8442) len(152)

 Stream #0 pid(0x848) type(dsmcc-b std data  0x11)
  Maximum Bitrate Descriptor (0xe) length(3)
  Unknown(19) Descriptor (0x13) length(5)
  Data Broadcast Identifier Descriptor (0x66) length(6)
  Stream Identifier Descriptor (0x52) length(1)
 Stream #1 pid(0x24e) type(video-mpeg2  0x2)
  Maximum Bitrate Descriptor (0xe) length(3)
  Video Descriptor (0x2) length(3)
  Unknown(6) Descriptor (0x6) length(1)
  Stream Identifier Descriptor (0x52) length(1)
 Stream #2 pid(0x24f) type(audio-mp2-layer[1,2,3]  0x4)
  Maximum Bitrate Descriptor (0xe) length(3)
  Audio Descriptor (0x3) length(1)
  ISO-639 Language: code(eng) canonical(eng) eng(English)
  Stream Identifier Descriptor (0x52) length(1)
 Stream #3 pid(0x250) type(audio-mp2-layer[1,2,3]  0x4)
  Maximum Bitrate Descriptor (0xe) length(3)
  Audio Descriptor (0x3) length(1)
  ISO-639 Language: code(eng) canonical(eng) eng(English)
  Stream Identifier Descriptor (0x52) length(1)
 Stream #4 pid(0x251) type(private-data  0x6)
  Maximum Bitrate Descriptor (0xe) length(3)
  Subtitling Descriptor (0x59) length(8)
 Stream #5 pid(0x911) type(dsmcc-b std data  0x11)
  Maximum Bitrate Descriptor (0xe) length(3)
  Stream Identifier Descriptor (0x52) length(1)
 Stream #6 pid(0x914) type(dsmcc-b std data  0x11)
  Maximum Bitrate Descriptor (0xe) length(3)
  Stream Identifier Descriptor (0x52) length(1)

2006-06-12 22:15:52.486 PMT for output stream
2006-06-12 22:15:52.490 Program Map Table ver(6) pid(0x10e) pnum(1) len(28)

 Stream #0 pid(0x24e) type(video-mpeg2  0x2)
 Stream #1 pid(0x24f) type(audio-mp2-layer[1,2,3]  0x4)
 Stream #2 pid(0x250) type(audio-mp2-layer[1,2,3]  0x4)

2006-06-12 22:15:52.494 RecBase(0): SetRecording(0x81f0770) title(514 (More 4))
2006-06-12 22:15:52.500 DVBRec(0): Card opened successfully fd(19)
2006-06-12 22:15:52.509 TVRec(1): SetFlags(RecorderRunning,RingBufferReady,) -> RunMainLoop,AskAllowRecording,NeedToStartRecorder,RecorderRunning,RingBufferReady,
2006-06-12 22:15:52.514 TVRec(1): ClearFlags(NeedToStartRecorder,) -> RunMainLoop,AskAllowRecording,RecorderRunning,RingBufferReady,
2006-06-12 22:15:52.545 DevRdB(0): buffer size 9400 KB
2006-06-12 22:15:52.550 DVBRec(0): Resetting Demux Filters
2006-06-12 22:15:52.554 DVBRec(0): Adding pid 0x0 size(94208)
2006-06-12 22:15:52.562 DVBRec(0): Adding pid 0x10 size(94208)
2006-06-12 22:15:52.566 DVBRec(0): Adding pid 0x100 size(94208)
2006-06-12 22:15:52.571 DVBRec(0): Adding pid 0x102 size(94208)
2006-06-12 22:15:52.575 DVBRec(0): Adding pid 0x104 size(94208)
2006-06-12 22:15:52.579 DVBRec(0): Adding pid 0x106 size(94208)
2006-06-12 22:15:52.583 DVBRec(0): Adding pid 0x110 size(94208)
2006-06-12 22:15:52.586 DVBRec(0): Adding pid 0x112 size(94208)
2006-06-12 22:15:52.591 DVBRec(0): Adding pid 0x114 size(94208)
2006-06-12 22:15:52.594 DVBRec(0): Adding pid 0x12c size(94208)
2006-06-12 22:15:52.599 DVBRec(0): Adding pid 0x130 size(94208)
2006-06-12 22:15:52.603 DVBRec(0): Adding pid 0x10e size(94208)
2006-06-12 22:15:52.607 DVBRec(0): Adding pid 0x131 size(94208)
2006-06-12 22:15:52.611 DVBRec(0): Adding pid 0x116 size(94208)
2006-06-12 22:15:52.616 DVBRec(0): Adding pid 0x118 size(94208)
2006-06-12 22:15:52.619 DVBRec(0): Adding pid 0x848 size(94208)
2006-06-12 22:15:52.622 DVBRec(0): Adding pid 0x24e size(3600384)
2006-06-12 22:15:52.626 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.630 DVBRec(0): Adding pid 0x24f size(94208)
2006-06-12 22:15:52.635 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.638 DVBRec(0): Adding pid 0x250 size(94208)
2006-06-12 22:15:52.642 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.648 DVBRec(0): Adding pid 0x251 size(94208)
2006-06-12 22:15:52.650 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.655 DVBRec(0): Adding pid 0x911 size(94208)
2006-06-12 22:15:52.658 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.662 DVBRec(0): Adding pid 0x914 size(94208)
2006-06-12 22:15:52.666 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.670 DVBRec(0): Adding pid 0x903 size(94208)
2006-06-12 22:15:52.674 DVBRec(0) Error: Could not open demux device.
                        eno: Too many open files (24)
2006-06-12 22:15:52.678 DVBRec(0): SetOutputPAT()


I can view the channel ok from the linux utils:-

./tzap -c /data/mythtv/channels.conf "More 4"
using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
tuning to 530167000 Hz
video pid 0x024e, audio pid 0x024f
status 00 | signal 0000 | snr 1a00 | ber 001fffff | unc 0000ffff |
status 1f | signal f4dd | snr 005f | ber 00000038 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 005d | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 0072 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 006c | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 0053 | ber 00000018 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 0064 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 0070 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal f215 | snr 0060 | ber 00000000 | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 006f | ber 0000001c | unc 00000000 | FE_HAS_LOCK
status 1f | signal ef4c | snr 0078 | ber 00000018 | unc 00000000 | FE_HAS_LOCK


grep "More 4" /data/mythtv/channels.conf
More 4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:590:591:8442


 grep 53016700 /data/mythtv/channels.conf
ITV1:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:520:521:8270
ITV3:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:540:541:8304
ITV2:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:530:531:8334
ITV4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:600:601:8353
CITV:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:0:0:8358
Channel 4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:560:561:8384
SETANTA SPORTS:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:0:0:8390
More 4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:590:591:8442
E4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:570:571:8448
Quiz Call:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:580:581:8452
Teletext:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:0:0:8568
Teletext Cars:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:0:789:8634
Teletext on 4:530167000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE:0:0:8768


Any ideas?

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