[mythtv-users] Split front/backend question

Joseph A. Caputo jcaputo1 at comcast.net
Wed Aug 13 11:32:02 EDT 2003


> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org]On Behalf Of Tom Howard
> Sent: Tuesday, August 12, 2003 8:44 PM
> To: mythtv-users at mythtv.org
> Subject: [mythtv-users] Split front/backend question
>
>
> Im thinking about making another setup were my backend and front end are
> seprate.  This of course is obviously doable, however what about this:
> Backend has 2 PVR cards, and records to a HD that is on the FRONTEND's
> box.  The front end can then be taken off the network and used seperatly.
>
> Example:  Say I go on a lot of trips for a week at a time.  I want to
> take a small box with all of my recorded shows on it.  All I would have
> to do is unplug the frontend (something small like an EPIA M10000) and
> take it with me.  And it would operate just fine.
>
> Of course then you have the question 'what about the backend durning
> these times?  Where would it record to?'  Well, it could be turned off,
> or mabye have its own HD to record to in the case that the front end was
> not online.
>
> Possible or dreaming?

Well, it's possible within the architecture of Myth, certainly, but you'd
have to 'run the numbers' to see if NFS (I'm assuming 100Mbit ethernet?)
will support writing 2 simultaneous MPEG-2 streams.  People have reported OK
performance over NFS, but AFAIK that was only for a single RTjpeg or MPEG-4
stream.  You might run into bandwidth issues with 2 PVR cards over NFS.

-JAC



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