[mythtv-users] artifacts in pvr-150 recordings, only recently

jarpublic at gmail.com jarpublic at gmail.com
Wed Mar 11 16:58:00 UTC 2009


On Wed, Mar 11, 2009 at 7:23 AM, Mike Holden <mythtv at mikeholden.org> wrote:
> jarpublic at gmail.com wrote:
>> The only thing I
>> haven't tried yet is changing the PCI latency. I haven't found a good
>> guide on how to do this, although many older post suggest this is
>> often a problem.
>
> I added the following lines to my /etc/rc.d/rc.local file, and it sets the
> defined latency ($LAT) to any SATA and IDE pci devices (as matched by the
> egrep pattern.
>
> I use HEX value "b0" as stated in a link that was posted to the mvpmc
> mailing list.
>
> LAT=b0
> for DEV in $(lspci|egrep "(SATA|IDE)"|awk '{ print $1 }')
> do
>    setpci -v -s $DEV latency_timer=$LAT
> done
>
> --
> Mike Holden

Thanks for the detailed info. I will give this a try tonight and see what I get.


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