[mythtv-users] No luck with RP3 mythtv inatall

[Thomas Mashos]

On Fri, May 27, 2016 at 12:08 PM Tyler T <tylernt at gmail.com> wrote:

> > Would the SD card be fast enough or large enough?
>
> I would not record video to SD card, but I run my MySQL database for
> Myth on SD card and it's fine.
>
> > the hard drive and network
> > all going through the single 480 mb/s USB pipe
>
> An ATSC 1080i stream is usually 20Mbps max. So, two recordings and one
> playback is 60Mbps network plus 60Mbps hard disk = 120Mbps or 15MBps,
> seems like that is reasonable for a single USB channel.
>
> > The other problem I see is the 1 GB memory. Is this enough to run mysql
>
> Depends on the size of your database, which depends on how many
> channels in your listings and how many recording rules you have. For
> my two dozen OTA channels and a couple dozen recording rules, 512MB
> was fine. If I remember when I get home I can grab a 'top' for some
> objective numbers.
>
> > (recording
> > screen took a long time to come up, slow browsing).
>
> Where you using this master BE as a frontend as well? I would not
> recommend combining a BE and FE when using RPis or similar devices.
>
> If the RPi in question is a BE-only, then I guess slow is subjective.
>
>
Nope, backend only. And by slow, I mean multiple seconds to bring stuff up.
-- 
Thomas Mashos
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