Opened 18 years ago
Closed 18 years ago
#684 closed defect (fixed)
LiveTV: "Waited too long for ringbuffer pause" on program change
| Reported by: | Oscar Carlsson | Owned by: | Isaac Richards |
|---|---|---|---|
| Priority: | major | Milestone: | 0.19 |
| Component: | mythtv | Version: | head |
| Severity: | medium | Keywords: | |
| Cc: | Ticket locked: | no |
Description
When viewing LiveTV and there's a program change (at 13:35), the frontend times out waiting for data.
Frontend:
2005-11-20 13:35:00.040 Resyncing position map. posmapStarted = 0 livetv(1) watchingRec(0) 2005-11-20 13:35:00.087 Position map filled from DB to: 191 2005-11-20 13:35:00.087 SyncPositionMap watchingrecording, from DB: 191 entries 2005-11-20 13:35:00.088 SyncPositionMap watchingrecording no entries from encoder, try DB 2005-11-20 13:35:00.108 Position map filled from DB to: 192 2005-11-20 13:35:00.109 SyncPositionMap watchingrecording total: 192 entries 2005-11-20 13:35:01.162 NVP: prebuffering pause 2005-11-20 13:35:01.162 waiting for prebuffer... 0 2005-11-20 13:35:01.325 waiting for prebuffer... 1 2005-11-20 13:35:01.488 waiting for prebuffer... 2 2005-11-20 13:35:01.651 waiting for prebuffer... 3 2005-11-20 13:35:01.814 waiting for prebuffer... 4 2005-11-20 13:35:01.976 waiting for prebuffer... 5 2005-11-20 13:35:02.139 waiting for prebuffer... 6 2005-11-20 13:35:02.302 waiting for prebuffer... 7 2005-11-20 13:35:02.465 waiting for prebuffer... 8 2005-11-20 13:35:02.628 waiting for prebuffer... 9 2005-11-20 13:35:02.792 waiting for prebuffer... 10 2005-11-20 13:35:02.954 Prebuffer wait timed out 10 times. 2005-11-20 13:35:02.954 waiting for prebuffer... 0 2005-11-20 13:35:03.117 waiting for prebuffer... 1 2005-11-20 13:35:03.280 waiting for prebuffer... 2 2005-11-20 13:35:03.443 waiting for prebuffer... 3 2005-11-20 13:35:03.606 waiting for prebuffer... 4 2005-11-20 13:35:03.689 LiveTVChain::SwitchToNext(up) 2005-11-20 13:35:03.689 LiveTVChain::SwitchTo(1) 2005-11-20 13:35:03.690 LiveTVChain: Entry@1: '6_20051120133500' 2005-11-20 13:35:03.769 waiting for prebuffer... 5 2005-11-20 13:35:03.932 waiting for prebuffer... 6 2005-11-20 13:35:04.095 waiting for prebuffer... 7 2005-11-20 13:35:04.258 waiting for prebuffer... 8 2005-11-20 13:35:04.421 waiting for prebuffer... 9 2005-11-20 13:35:04.523 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): Waited 4 seconds for data to become available, waiting again... 2005-11-20 13:35:04.584 waiting for prebuffer... 10 2005-11-20 13:35:04.747 Prebuffer wait timed out 10 times.
This is repeated a couple of times, then theres this:
2005-11-20 13:35:32.543 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): Waited 14 seconds for data to become available, aborting 2005-11-20 13:35:32.628 waiting for prebuffer... 6 2005-11-20 13:35:32.791 waiting for prebuffer... 7 2005-11-20 13:35:32.954 waiting for prebuffer... 8 2005-11-20 13:35:33.117 waiting for prebuffer... 9 2005-11-20 13:35:33.280 waiting for prebuffer... 10 2005-11-20 13:35:33.443 Prebuffer wait timed out 10 times. 2005-11-20 13:35:33.443 waiting for prebuffer... 0 2005-11-20 13:35:33.580 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): Waited too long for ringbuffer pause.. 2005-11-20 13:35:33.606 waiting for prebuffer... 1 2005-11-20 13:35:33.769 waiting for prebuffer... 2 2005-11-20 13:35:33.932 waiting for prebuffer... 3 2005-11-20 13:35:34.094 waiting for prebuffer... 4 2005-11-20 13:35:34.257 waiting for prebuffer... 5 2005-11-20 13:35:34.420 waiting for prebuffer... 6 2005-11-20 13:35:34.583 waiting for prebuffer... 7 2005-11-20 13:35:34.585 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): Waited too long for ringbuffer pause.. 2005-11-20 13:35:34.747 waiting for prebuffer... 8 2005-11-20 13:35:34.909 waiting for prebuffer... 9 2005-11-20 13:35:35.072 waiting for prebuffer... 10 2005-11-20 13:35:35.235 Prebuffer wait timed out 10 times. 2005-11-20 13:35:35.236 waiting for prebuffer... 0 2005-11-20 13:35:35.398 waiting for prebuffer... 1 2005-11-20 13:35:35.561 waiting for prebuffer... 2 2005-11-20 13:35:35.588 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): Waited too long for ringbuffer pause.. 2005-11-20 13:35:35.719 RingBuf(myth://192.168.1.20:6543/6_20051120133328.mpg): OpenFile(myth://192.168.1.20:6543/6_20051120133500.mpg, 4) 2005-11-20 13:35:35.725 waiting for prebuffer... 3 [mpeg2video @ 0xb76f4270]00 motion_type at 9 6 [mpeg2video @ 0xb76f4270]Warning MVs not available 2005-11-20 13:35:35.888 VideoOutputXv: dtor 2005-11-20 13:35:35.888 VideoBuffers::DiscardFrames(): AAAAAAAAAAAAAAAAAAAUUULAAAAAAAA 2005-11-20 13:35:35.889 VideoBuffers::DiscardFrames(): AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA -- done()
The backend at the same time:
2005-11-20 13:35:00.672 TVRec(2): SwitchLiveTVRingBuffer(discont 0) 2005-11-20 13:35:00.672 TVRec(2): GetProgramRingBufferForLiveTV() 2005-11-20 13:35:00.834 TVRec(2): StartedRecording(0x818ff90) fn(/var/video/6_20051120133500.mpg) [New Thread -1343415376 (LWP 24109)] [New Thread -1390425168 (LWP 24110)] [New Thread -1351808080 (LWP 24111)] 2005-11-20 13:35:00.874 Chain: Appended@2 '6_20051120133500' 2005-11-20 13:35:00.875 TVRec(2): SetFlags(RingBufferReset,) -> FrontendReady,RunMainLoop,AskAllowRecording,RecorderRunning,RingBufferReset, 2005-11-20 13:35:00.905 PreviewGen, Error: Run() file not local: 'myth://192.168.1.20:6543/6_20051120133328.mpg' [Thread -1351808080 (LWP 24111) exited] 2005-11-20 13:35:00.986 RecBase(/dev/video1): SetRingBuffer(0x81947e0) 2005-11-20 13:35:00.987 TVRec(2): RingBufferChanged() [Thread -1382032464 (LWP 24098) exited] [Thread -1373639760 (LWP 24097) exited] 2005-11-20 13:35:01.026 Finished recording Lyckochansen: channel 6 2005-11-20 13:35:01.034 scheduler: Last message repeated 1 times 2005-11-20 13:35:01.047 scheduler: Finished recording 2005-11-20 13:35:36.614 MainServer::HandleAnnounce Playback 2005-11-20 13:35:36.614 adding: laban as a client (events: 0) 2005-11-20 13:35:36.622 MainServer::HandleAnnounce FileTransfer 2005-11-20 13:35:36.622 adding: laban as a remote file transfer 2005-11-20 13:35:36.630 Local file path: /var/video/6_20051120133500.mpg 2005-11-20 13:35:36.630 RingBuf(/var/video/6_20051120133500.mpg): OpenFile(/var/video/6_20051120133500.mpg, 6) 2005-11-20 13:35:44.173 AutoExpire::UpdateDontExpireSet: Adding chanid 8 @ Sun Nov 20 12:30:01 2005 to DON'T Expire List 2005-11-20 13:35:44.173 AutoExpire::UpdateDontExpireSet: Adding chanid 6 @ Sun Nov 20 13:35:00 2005 to DON'T Expire List 2005-11-20 13:35:44.174 AutoExpire::UpdateDontExpireSet: Adding chanid 6 @ Sun Nov 20 13:35:00 2005 to DON'T Expire List 2005-11-20 13:36:44.193 AutoExpire::UpdateDontExpireSet: Adding chanid 8 @ Sun Nov 20 12:30:01 2005 to DON'T Expire List 2005-11-20 13:36:44.193 AutoExpire::UpdateDontExpireSet: Adding chanid 6 @ Sun Nov 20 13:35:00 2005 to DON'T Expire List 2005-11-20 13:36:44.194 AutoExpire::UpdateDontExpireSet: Adding chanid 6 @ Sun Nov 20 13:35:00 2005 to DON'T Expire List 2005-11-20 13:36:44.217 AutoExpire::FillDBOrdered: Adding chanid 6 @ Sun Nov 20 13:33:28 2005 to expire list 2005-11-20 13:36:44.218 AutoExpiring: Lyckochansen Sun Nov 20 12:50:00 2005 62 MBytes 2005-11-20 13:36:44.218 After unlink we will have 14034 MB free. [New Thread -1373639760 (LWP 24112)] 2005-11-20 13:36:44.372 Reschedule requested for id 0. 2005-11-20 13:36:45.594 Scheduled 60 items in 1.2 = 0.00 match + 1.22 place 2005-11-20 13:36:45.670 scheduler: Scheduled items 2005-11-20 13:36:47.406 About to unlink/delete file: /var/video/6_20051120133328.mpg 2005-11-20 13:36:53.872 Reschedule requested for id 0.
Let me know if you need more info or can't reproduce it.
At revision 7943.
Change History (2)
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Some additional backend log output from before the log above: