[mythtvnz] PVR-150 corruption

criggie criggie at criggie.dyndns.org
Mon Apr 13 10:16:38 BST 2009


Steven Ellis wrote:
> You need to tweak a couple of buffer settings
> Try putting the following in /etc/sysctl.conf

> vm.min_free_kbytes=16384
> 
> Also how many analogue cards do you have as you might want to double the 
> value to 32768.
> 
> The ivtv driver tries to compensate for a lot of bugs in the dma chips 
> on the 150/500 series cards but sometimes it isn't enough. When it gets 
> really bad a reboot is generally recommended.

Was set to 3798.  I have 2x  PVR-150 so have set it to 32k but it hasn't 
made any difference I can see, but have to wait for a bit before I can 
restart the backend.




-- 
Criggie

http://criggie.dyndns.org/



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