[mythtv-users] is this an Ringbuffer issue ???

Kevin Kuphal kuphal at dls.net
Mon Mar 6 15:38:50 UTC 2006

Dhiraj K wrote:
> Hi,
> i am using KnoppMythR5A15.1, mythtv 0.18
> whenvever i click on "watch tv" and watch an channel, or leave the 
> channel running on through out the night, i see that the box freezes 
> and i am unable to do anything. mythtv does not respond to any input.
> this generally happens every 3 to 4 hours.
> i see the /cache directory is full (100%), and the "ringbuf1.nuv" file 
> is not deleted. Also my logs keep on increasing which slows down the 
> machine.
> mythbackend.log file has the following
> "ERROR: file I/O problem in safe_write(), errcnt = 3: No Space left on 
> device"
> syslog has the following
> "Mar  4 21:35:45 mythtv:kernel: ivtv0 warning:  ENC Stream 0 OVERFLOW 
> #4537  Stealing a Buffer,  512 currently allocated"
> any help on this ...?? solutions... ?
I'm pretty sure that KnoppMyth had a problem where the default 
ringbuffer size was greater than the size of the /cache partition 
resulting in bad things.  Increase your /cache partition size or lower 
your ringbuffer size below your partition size.


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