[mythtv-users] Playback break-ups when recording ends

[Raymond Wagner]

On 2/17/2014 2:41 PM, Tom Harris wrote:
> Since moving to 0.27 I've gotten a behavior that I'm wondering if 
> others are seeing, or if there are any tuning params to help.
>
> - When watching a time-shifted HD recording that is still recording 
> works fine.
>
> - Once the live recording stops, the playback begins to get 
> audio/video pauses that break up smooth playback.
>
> - If I exit the playback then resume from the place I left off, it is 
> back to being fine.
>
> It's like closing the file being written effects the other open 
> accesses to that file.  Anyone else seeing effects like this?
>
> I'm running Mythtv 0.27 on Ubuntu 12.04.3
>

It sounds like you have your recording rule configured to run 
mythcommflag after the recording has finished, and since it no longer 
has to wait for data, the commercial detector will eat up as much CPU 
and disk IO as you allow it, enough to interfere with playback.