[mythtv-users] Problems commflagging on HDPVR

[Kevin Plew]

I have the exact same issue.
Thanks

On Fri, Jul 30, 2010 at 9:45 AM, Justin Johnson
<justin.johnson3 at gmail.com> wrote:
> I've recently upgraded to an HDPVR and find it to be the absolute
> bee's knees but I'm having some issues with commflagging. First of
> all, it takes much longer to commflag, in order to commflag in "real
> time" on 1080i I had to lower the bitrate for high resolution
> recordings. That's not my problem so much, as it's perfectly
> understandable. My system is a core2duo 2.66GHz so I'm just barely not
> able to watch HDPVR recordings using software decoding, so I expect
> the commflagger to have problems keeping up as well, like I said
> that's not the issue. The problem is that sometimes, rarely, the
> commflagger doesn't start, I see a number of these messages in
> mythbackend.log:
>
> 2010-07-29 22:30:19.025
> RingBuf(/var/lib/mythtv/recordings/1855_20100729223000.mpg): Invalid
> file (fd -1) when opening
> /var/lib/mythtv/recordings/1855_20100729223000.mpg'.
>
> It seems to indicate that the file hasn't been synced to disk yet, or
> something. The recording is fine and I'm able to watch, but it shows
> up as not flagged. Now, this particular recording happened to start
> just as mythfilldatabase was also running, so that may have had
> something to do with it, but my recordings are on a different drive
> than the db. I thought maybe it was due to limiting the number of
> simultaneous jobs to 2, so I increased to 4 but got this problem
> recording just a couple hours later. It only seems to be a problem
> when there are a number of shows in a row that are recording. If I
> requeue the commflag job, it runs just fine. I've only noticed it in
> situations similar to this:
>
> 9:00pm: 2 recordings, one on QAM and one on HDPVR (1080i)
> 10:00pm: 1 recording on HDPVR (1080i)
>
> The 10pm recording failed to start commflagging. A more complete log is this:
>
> 2010-07-27 22:00:12.826 JobQueue: Commercial Flagging Starting for
> Covert Affairs "South Bound Suarez" recorded from channel 1842 at Tue
> Jul 27 22:00:00 2010
> 2010-07-27 22:00:12.942 Using runtime prefix = /usr
> 2010-07-27 22:00:12.943 Using configuration directory = /home/mythtv/.mythtv
> 2010-07-27 22:00:12.944 Empty LocalHostName.
> 2010-07-27 22:00:12.943 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
> 2010-07-27 22:00:12.948 Using localhost value of mythbox
> 2010-07-27 22:00:12.958 New DB connection, total: 1
> 2010-07-27 22:00:13.001 Connected to database 'mythconverg' at host: 127.0.0.1
> 2010-07-27 22:00:13.008 Closing DB connection named 'DBManager0'
> 2010-07-27 22:00:13.052 Connected to database 'mythconverg' at host: 127.0.0.1
> 2010-07-27 22:00:13.103 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
> 2010-07-27 22:00:14.676 Scheduled 1830 items in 3.3 = 0.01 match + 3.31 place
> 2010-07-27 22:00:19.607
> RingBuf(/var/lib/mythtv/recordings/1842_20100727220000.mpg): Invalid
> file (fd -1) when opening
> '/var/lib/mythtv/recordings/1842_20100727220000.mpg'.
> 2010-07-27 22:00:19.689 MythContext: Connecting to backend server:
> 192.168.1.51:6543 (try 1 of 1)
> 2010-07-27 22:00:19.690 Using protocol version 23056
> 2010-07-27 22:00:19.692 MainServer::ANN Playback
> 2010-07-27 22:00:19.695 adding: mythbox as a client (events: 0)
> 2010-07-27 22:00:19.701 MainServer::ANN Monitor
> 2010-07-27 22:00:19.706 adding: mythbox as a client (events: 1)
> 2010-07-27 22:00:19.742 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
> 2010-07-27 22:00:31.760
> RingBuf(/var/lib/mythtv/recordings/1842_20100727220000.mpg) Error:
> Invalid file descriptor in 'safe_read()'
> 2010-07-27 22:00:31.761
> RingBuf(/var/lib/mythtv/recordings/1842_20100727220000.mpg) Warning:
> Peek() requested 2048 bytes, but only returning 0
> 2010-07-27 22:00:31.768 NVP::OpenFile(): Error, couldn't read file:
> /var/lib/mythtv/recordings/1842_20100727220000.mpg
> 2010-07-27 22:00:31.826 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
> 2010-07-27 22:00:32.779 ~MythContext waiting for threads to exit.
> 2010-07-27 22:00:32.832 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
> 2010-07-27 22:00:32.892 ProgramInfo(): Updated pathname '':'' ->
> '1842_20100727220000.mpg'
>
> One second after this, a preview is generated fine, so the file
> clearly exists. Anyone else see this at times? What can be done?
>
> --Justin Johnson
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-- 
Kevin Plew
kevincplew at gmail.com