[mythtv-users] Slow channel changing (was Mythtv questions)

[Matthias Badaire]

Did you try the last cvs. A patch I did some time ago has been integrated a few weeks ago.
M

John Sutherland <garion at twcny.rr.com> writes:

> Ok, I've been doing some playing around.
>
> Here's what I've done: I have pointed my recording data to another machine via 
> NFS.. This knocked my channel change time to about 7 seconds.. Large 
> improvement.. I then changed my mysql database to a remote server.. This did 
> -not- change the time.. Still 7 seconds..
>
> To answer some questions and emails I received privately:
> 1. My OSD time is whatever the default is, I have never changed it.
> 2. I am not using an external tuner app..
>
> Here's what happens when I change the channel, maybe it'll shed some light 
> onto it for someone:
>
> 1. I press the channel change key (via the remote or keyboard)
> 2. The video pauses on the current channel
> 3. After a second or 2, it displays an image from the new channel, but is 
> paused.
> 4. after several more seconds, the video starts on the new channel, and the 
> OSD finally displays.
>
> Doing a dd from video0 to video16, and then using the test_ioctl stuff to 
> change channels, it happens within second or 2.. So its something with MythTv 
> thats causing it..
>
> Maybe tomorrow I'll go and get a new drive for the machine... 
>
> --John
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