On 5/30/05, Mark Knecht <[EMAIL PROTECTED]> wrote: > Hi, > I've got this problem in a mytht log file when we try to watch TV: > > error reading from: /dev/v4l/video0 > read: Device or resource busy > > Is lsof the correct way to determine what or who is keeping this > device busy? I get this result: > > gandalf ~ # lsof | grep v4l > mythbacke 21722 root 16u CHR 81,0 9260 > /dev/v4l/video0 > mythbacke 21722 root 17u CHR 81,0 9260 > /dev/v4l/video0 > gandalf ~ # > > gandalf ~ # ps aux | grep 21722 > root 21722 0.2 4.1 165452 21144 ? Ssl 09:53 0:16 > /usr/bin/mythbackend --verbose quiet --logfile > /var/log/mythtv/mythbackend.log > root 22790 0.0 0.0 1536 488 pts/0 R+ 11:37 0:00 grep 21722 > gandalf ~ # > > However when we look at mythfrontend it doesn't say that the > program is recording anything so something seems messed up. > > MythTV problem or something else? > > Thanks, > Mark > > -- > [email protected] mailing list > > you can try fuser, it will tell you which processes and users are using the file.
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