[mythtv-users] 0.19 Live-TV problems with DVB backend

Rudy Zijlstra mythtv at edsons.demon.nl
Fri Feb 17 10:30:32 UTC 2006 

Rudy Zijlstra wrote:

>Dear all.
>
>I am hoping to have a config error...
>
>This is on my test system.
>
>PVR500: master backend has 1 PVR500 and 1 PVR250.
>satje2: DVB slave backend has 1 DVB-S tuner. This system also runs the 
>MySQL database.
>storage is on a fileserver accessed over nfs. master and slave backend 
>use the same mount point in their trees and nfs storage.
>
>What i observe is that live-TV on the master backend works OK, but on 
>the master backend mostly works not at all. Attached all information i 
>have gathered so far.
>My main observation is that the frontend is requesting a different 
>filename, than the slave backend is actually using. This can be seen in 
>the frontend log, where file "32016_20060216182605.mpg" is requested. 
>This file exists on the nfs storage, but is not really used. A different 
>file, "32016_20060216182606.mpg" is actually growing in size (and thus 
>most likely used by the backend).
>
>I am running ntpd on all systems, both production Myth and test myth, in 
>order to have correct time.
>
>Any suggestions ideas?
>
>Cheers,
>
>Rudy
>
>
>DVB slave backend log
>
>2006-02-16 18:25:14.985 EITScanner: Now looking for EIT data on channel 514
>2006-02-16 18:25:15.537 DVB#0 DVB SI Table Parser Started
>2006-02-16 18:26:05.193 MainServer::HandleAnnounce Playback
>2006-02-16 18:26:05.293 adding: poledra as a client (events: 0)
>2006-02-16 18:26:05.341 TVRec(6): Changing from None to WatchingLiveTV
>2006-02-16 18:26:06.500 DVB#0 DVB SI Table Parser Started
>2006-02-16 18:26:06.615 MainServer::HandleAnnounce Playback
>2006-02-16 18:26:06.730 adding: poledra as a client (events: 0)
>2006-02-16 18:26:06.781 MainServer::HandleAnnounce FileTransfer
>2006-02-16 18:26:06.836 Finished recording Die heilige Johanna der 
>  
>
 > This one is important. I have tried some more, and consistently i see 
the backend starting a recording, communicating this file to the 
frontend, and then re-start the recording with a different file name. 
This different filename is never picked up by the frontend, and thus 
live-TV fails.

Any suggestions?

>Schlachthöfe am Berliner Ensemble: channel 32016
>2006-02-16 18:26:06.856 adding: poledra as a remote file transfer
>2006-02-16 18:26:07.115 Finished recording Die heilige Johanna der 
>Schlachthöfe am Berliner Ensemble: channel 32016
>0: start_time: 857.475 duration: -9223372036854.775
>stream: start_time: 9527.500 duration: -9223372036854.775 bitrate=0 kb/s
>2006-02-16 18:26:13.887 AFD: Opened codec 0x82a51d0, id(MPEG1VIDEO) 
>type(Video)
>2006-02-16 18:26:13.972 NVP: Disabling Audio, params(-1,-1,-1)
>2006-02-16 18:26:14.004 NVP: Disabling Audio, params(0,-1,-1)
>2006-02-16 18:26:27.553 TVRec(6): Changing from WatchingLiveTV to None
>2006-02-16 18:26:28.137 Finished recording Die heilige Johanna der 
>Schlachthöfe am Berliner Ensemble: channel 32016
>2006-02-16 18:27:58.897 EITScanner: Now looking for EIT data on channel 180
>
>
>ls info from storage directory
>
>rudy at satje2:~$ ls -l /data/werk_data/data/myth/32016*
>-rw-r--r--  1 rudy users 1990048244 2005-12-31 20:45 
>/data/werk_data/data/myth/32016_20051231194000.mpg
>-rw-r--r--  1 rudy users      23482 2006-02-12 15:07 
>/data/werk_data/data/myth/32016_20051231194000.mpg.png
>-rw-r--r--  1 rudy users    1272196 2006-02-16 18:23 
>/data/werk_data/data/myth/32016_20060216182339.mpg
>-rw-r--r--  1 rudy users        184 2006-02-16 18:23 
>/data/werk_data/data/myth/32016_20060216182339.mpg.png
>-rw-r--r--  1 rudy users   17137516 2006-02-16 18:24 
>/data/werk_data/data/myth/32016_20060216182340.mpg
>-rw-r--r--  1 rudy users    1646316 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182605.mpg
>-rw-r--r--  1 rudy users        184 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182605.mpg.png
>-rw-r--r--  1 rudy users    6424148 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182606.mpg
>rudy at satje2:~$ ls -l /data/werk_data/data/myth/32016*
>-rw-r--r--  1 rudy users 1990048244 2005-12-31 20:45 
>/data/werk_data/data/myth/32016_20051231194000.mpg
>-rw-r--r--  1 rudy users      23482 2006-02-12 15:07 
>/data/werk_data/data/myth/32016_20051231194000.mpg.png
>-rw-r--r--  1 rudy users    1272196 2006-02-16 18:23 
>/data/werk_data/data/myth/32016_20060216182339.mpg
>-rw-r--r--  1 rudy users        184 2006-02-16 18:23 
>/data/werk_data/data/myth/32016_20060216182339.mpg.png
>-rw-r--r--  1 rudy users   17137516 2006-02-16 18:24 
>/data/werk_data/data/myth/32016_20060216182340.mpg
>-rw-r--r--  1 rudy users    1646316 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182605.mpg
>-rw-r--r--  1 rudy users        184 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182605.mpg.png
>-rw-r--r--  1 rudy users   11456512 2006-02-16 18:26 
>/data/werk_data/data/myth/32016_20060216182606.mpg
>
>
>frontend log
>
>2006-02-16 18:24:00.795 AFD: Opened codec 0x82dd560, id(MPEG1VIDEO) 
>type(Video)
>2006-02-16 18:24:00.796 NVP: Disabling Audio, params(-1,-1,-1)
>2006-02-16 18:24:00.796 NVP: Disabling Audio, params(0,-1,-1)
>2006-02-16 18:24:00.928 TV Error: StartPlayer(): NVP is not playing 
>after 20000 msec
>2006-02-16 18:24:01.410 Using realtime priority.
>2006-02-16 18:24:01.521 Video timing method: USleep with busy wait
>QObject::disconnect: Unexpected null parameter
>2006-02-16 18:24:03.424 TV Error: LiveTV not successfully started
>2006-02-16 18:26:05.174 TV: Attempting to change from None to 
>WatchingLiveTV
>2006-02-16 18:26:05.183 Using protocol version 26
>2006-02-16 18:26:07.482 Could not bind to UDP notify port: 6948
>2006-02-16 18:26:10.243 
>RingBuf(myth://192.168.1.68:6543/32016_20060216182605.mpg): Waited 2 
>seconds for data to become available...
>2006-02-16 18:26:12.291 
>RingBuf(myth://192.168.1.68:6543/32016_20060216182605.mpg): Waited 4 
>seconds for data to become available...
>2006-02-16 18:26:16.388 
>RingBuf(myth://192.168.1.68:6543/32016_20060216182605.mpg): Waited 8 
>seconds for data to become available...
>2006-02-16 18:26:24.326 
>RingBuf(myth://192.168.1.68:6543/32016_20060216182605.mpg) Error: Waited 
>16 seconds for data, aborting.
>0: start_time: -9223372036854.775 duration: -9223372036854.775
>stream: start_time: -9223372036854.775 duration: -9223372036854.775 
>bitrate=0 kb/s
>2006-02-16 18:26:27.480 AFD: Opened codec 0x82dd560, id(MPEG1VIDEO) 
>type(Video)
>2006-02-16 18:26:27.481 NVP: Disabling Audio, params(-1,-1,-1)
>2006-02-16 18:26:27.481 NVP: Disabling Audio, params(0,-1,-1)
>2006-02-16 18:26:27.487 TV Error: StartPlayer(): NVP is not playing 
>after 20000 msec
>2006-02-16 18:26:28.082 Using realtime priority.
>2006-02-16 18:26:28.192 Video timing method: USleep with busy wait
>QObject::disconnect: Unexpected null parameter
>2006-02-16 18:26:28.287 TV Error: LiveTV not successfully started
>
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>  
>

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