[mythtv-users] MythTV Secondary FE/BE Setup Advice

jedi jedi at mishnet.org
Tue Sep 2 15:45:30 UTC 2008


On Tue, Sep 02, 2008 at 11:34:00AM -0400, Michael T. Dean wrote:
> On 09/02/2008 11:20 AM, James Crow wrote:
> > Thanks Brad. I seem to remember a discussion on this list about running
> > a master BE without a tuner. AFAIR the concensus was that a master BE
> > without a tuner is unsupported, but I do not recall any mention of a
> > slave without a tuner. Maybe that should be added to the docs. Something
> > like "If you plan/want/dream of having a slave BE it must have at least
> > one tuner in it."
> 
> A slave backend without a capture card is simply a mythjobqueue 
> server--in other words all parts of the slave backend except that which 
> runs jobs are disabled, so running mythbackend is a waste.  So, rather 
> than run mythbackend, run mythjobqueue.
> 
> I maintain a myth system with a dedicated backend and a dedicated 
> frontend.  However, the frontend is sufficiently powerful to play back 
> recordings with a lot of spare CPU time.  Therefore, the frontend system 
> runs mythfrontend and mythjobqueue.
> 
> Oh, and for those reading my other message in this thread, while 
> installing only the minimum required software doesn't necessarily 
> improve performance on a *nix system, /running/ only the required 
> software does.  :)

     So... your MPEG4 transcodes run twice as fast just because you
are running mythjobqueue rather than mythbackend? '-)


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