[mythtv-users] Newbie questions...

Michael T. Dean mtdean at thirdcontact.com
Wed May 25 16:22:54 UTC 2005


MagicITX wrote:

>It is hard for me to comment on the DMA issue because I've never
>encountered it.  I personally have 3 mythtv boxes in the room with me
>running on the VIA M10000, the ME6000 and the SP13000.  All have
>either a PVR150, 250, or 500.  I have one running as a backend for the
>ME6000.  I rip dvd's to the backend, play videos from the backend,
>watch recordings, etc - all high bandwidth activities and never had a
>lockup.  My main system's uptime is:
>
> 09:04:49 up 20 days,  1:47,  1 user,  load average: 0.27, 0.06, 0.02
>
>(I don't remember why I rebooted it three weeks ago but it wasn't a
>lockup.  I think it lost keyboard focus when MythWeather couldn't
>connect to the Internet.)
>
>I'm not denying the difficulties other's have had.  Only that the
>problems probably no longer exist.  YMMV
>
But you'll notice that none of the systems you're using have any of the 
problematic chipsets.

http://ivtv.writeme.ch/tiki-view_faq.php?faqId=1#q33

Q: DMA errors are reported in my logs. I have a VIA chipset.
A: Some VIA chipsets have issues with high amounts of DMA traffic 
(widely reported as bad are KX133, KT133(A). The following are assumed 
to be problematic, as well: KT200, KT333, KT400).

Mike



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