[mythtv-users] Recent occasional tearing with GT 430 Advanced 2x?

[Kevin Johnson]

On Thu, Jan 8, 2015 at 7:28 AM, Jim <lists at morton.hrcoxmail.com> wrote:

> On 1/8/2015 9:42 AM, Tom Dexter wrote:
>
>> I'm running mythtv-0.27.3 (patched for the schedules direct change)
>> under Gentoo on my x86 frontend.
>>
>> I've been using an nVidia GT 430 for 2-3 years now and have always
>> used the VDPAU High Quality profile with no problem.  I record all
>> U.S. OTA, so I need de-interlacing on everything except ABC and Fox.
>>
>> Starting less than a week ago I've been getting sporadic occasional
>> tearing...mostly in the form of things such as that "jumping" effect
>> during camera pans etc.  When it happens, manually switching the
>> deinterlacer from Advanced 2x to Temporal 2x corrects it.
>>
>> This started with no recent updates etc, or any change that would
>> explain it.  The only change was an upgrade of the Mythbuntu theme,
>> which I knew wouldn't be related (though I tried another theme just to
>> make sure).  All other things around my fronend/backend seem to be
>> fine otherwise.  Last night I upgraded the nVidia driver from
>> 343.22-r2 to 343.36 (the current stable driver) to see if it would
>> help, but it still happens occasionally.
>>
>> I almost wondered if the broadcasters had possibly increased frame
>> rates or something, however I ran into this on a CBS 1080i recording
>> I've had for over six months.
>>
>> Any clues as to what might cause that?  I'm almost wondering if the
>> nVidia card itself may be failing or something.
>>
>> Thanks!
>> Tom
>> _______________________________________________
>>
>
>

My card stated doing this when the fan failed.
Run nvidia-smi from command line an see what the temp is while it is
glitching.
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