[mythtv-users] Pixelation/Bad Recordings HDHR Prime -- I am at my wits end

Joseph Fry joe at thefrys.com
Wed Sep 25 20:16:09 UTC 2013


>> I have often wondered why you can run the backend on a low spec Nano
>> based computer, but can have tons of trouble on an overspec'd VM...
>
> Running a virtual machine is trivial.  Tuning it properly for *your*
> environment can require a lot of expertice, or, just getting lucky.
> Especially for time critical applications (it is easier to virtualize
> something that can just be slower from time to time, like a
> web server, than something that has to process a frame/MPEG-TS
> packet within some limited time period).  Sometimes you can
> get away with no (or incomplete) tuning by throwing hardware at
> the problem (I have seen this done even at the Enterprise level),
> but rarely do individuals choose to spend enough money to solve
> things that way (and even if they might choose to do so, they
> may not know what to purchase).  There is, as always, the rare
> exception, such as the individual on the list that has the UCS
> C series equipment.  Virtualization should be in one's toolbox
> of possible solutions, but it does not solve all problems even if
> there is a "virtualize THIS" button (or should that be a finger? :-)

I know all that... I was just saying that it's counter-intuitive.
People have run a backend on VERY low end hardware without issue... it
just seems odd that a tremendously powerful VM (by mythtv standards
anyway) has so many issues.


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