[mythtv-users] Has anybody put together a three tuner system
Jayson Garrell
kyi at kyi.sytes.net
Tue Jun 10 16:04:56 EDT 2003
On Tue, 2003-06-10 at 14:44, Brian Foddy wrote:
> On my dual P2-450,
> Certainly its a tough stretch. I run 3 tuners (2 401's and a PVR250)
> but I don't have the CPU to do everything and watch a 4th show
> without significant skips. Recording 3 with no watching
> however is suprisingly useable. I use 640x240
> resolution with rtjpeg @200 settings. I don't encode audio, and I can't
> deinterlace at all on a P2 machine. I have 3 HDs in the system (2 80MB
> SCSI and an IDE, all 3 in an Linear Raid config, most of the space is
> on 1 18GB 10k drive).
>
> In summary tho, by adding a 2nd cpu to a system you go a long
> way towards it. I haven't tried putting all this in a
> dual P3-1000 machine I also have, its doing other work. But
> the added CPU power may make a lot of difference.
>
> Question: Any thoughts on how I can see if its PCI bandwidth,
> HD limits, or CPU? When my machine starts skipping bad, the
> CPU load actually goes down. Is that because the frame buffers
> are full and and new ones are skipped, or possibly PCI or HD
> limitations. The answer may influence how I upgrade my system
> to a permanent solution.
Have you tryed doing a 'tail -f /var/log/syslog' or 'tail -f
/var/log/messages' to see if there are any errors when this occurs?
Jayson Garrell
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