[mythtv-users] HDTV recording error: IOBOUND - blocking in ThreadedFileWriter::Write()

John Sturgeon john at sturgeonfamily.com
Thu Jul 1 14:24:21 EDT 2004


Hello all,

I'm saw somebody mention this error a while back, but I never heard if 
anybody definitively resolved it.  Occasionally I get the IOBOUND error 
(see snip of mythbackend.log below) during a recording.  It isn't enough 
to abort the recording, but it definitely causes a glitch in the stream 
(very noticeable during playback).  I'm using a pcHDTV card. Originally, 
I thought that it could be related to CPU (as mentioned in the previous 
thread), so I stopped doing any transcoding until all recording is 
completed, but now I'm seeing it again.

If anybody has any idea why this might be happening (or more 
importantly, how to stop it) I would love to hear.  If I don't hear 
much, I might post to the 'dev' list.

------- begin mythbackend.log snippet --------
2004-06-30 21:59:53 Changing from None to RecordingOnly
2004-06-30 21:59:53 Maximum signal strength detected: 91% after 0 msec wait
2004-06-30 22:16:39 MainServer::HandleAnnounce Playback
2004-06-30 22:16:39 adding: localhost.localdomain as a client (events: 0)
2004-06-30 22:16:39 MainServer::HandleAnnounce Playback
2004-06-30 22:16:39 adding: localhost.localdomain as a client (events: 1)
2004-06-30 22:17:20 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:24:08 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:24:57 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:07 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:12 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:22 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:32 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:46 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:52 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:25:57 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:04 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:09 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:12 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:15 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:22 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:26:27 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 22:28:47 IOBOUND - blocking in ThreadedFileWriter::Write()
2004-06-30 23:02:00 Changing from RecordingOnly to None
-------- end mythbackend.log snippet --------


Regards,

-- 
John Sturgeon <><




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