[mythtv-users] Slave Backends

[rwk at americom.com]

> First off, it is possible for two frontends to be watching LiveTV at the
> same time, each using one tuner.
> Secondly, I don't think your slave backend is working, or your master server
> isn't seeing the slave. (Is the master backend the only machine that needs
> to see the slave backends? That would make sense.)

I wish I knew...  I forgot to say that my slave backend is configured to
use NFS on the master backend's disks.

> You said you looked in the docs, by that I assume you meant you looked at
> this: http://www.mythtv.org/docs/mythtv-HOWTO.html#toc20.13
> Is that correct?

Yes, I have followed the instructions exactly.

> Have you tried playing with the "Master Backend Override" option in the
> setup screen?

I did select this feature.  I haven't tried unselecting it.

> Other than this, you might wanna hope Isaac pops his head into this
> thread...

What I would like to understand is what the database should look like
and what I can do to diagnose what tuners the system is seeing.

Thanks for your reply!

Dick

> ----- Original Message -----
> From: <rwk at americom.com>
> To: <mythtv-users at snowman.net>
> Sent: Wednesday, August 27, 2003 12:24 AM
> Subject: [mythtv-users] Slave Backends
> 
> 
> > Can someone answer some questions for me regarding slave backends.  I
> > have not been able to find the answers in the documentation or the mail
> > archives.
> >
> > I previously had one tuner card and have scheduled a number of programs
> > to record.  I have now added a second tuner card (on a slave backend).
> > However, it is not clear to me that it is being seen my the system.
> > When I view the conflict resolution screen, it continues to show a
> > conflict between two programs scheduled at the same time.
> >
> > I would expect that if the system was recognizing the second tuner that
> > it would not show these as a conflict since it now has two tuners.  Is
> > this correct?
> >
> > Also, is it possible for two frontends (on two different systems) to
> > each watch live-tv at the same time, one on each tuner?  When I try, the
> > second frontend fails, saying all inputs are busy.
> >
> > The original master backend continues to work as it did previously, but
> > I cannot tell if the slave is working.  (I know the card and driver are
> > working as I am able to capture data from /dev/video0 into a file
> > outside of mythtv.)
> >
> > Here is the data in my tables.  Is it reasonable?
> >
> > mysql> select * from capturecard;
> >
> +--------+-------------+-------------+-----------+----------+--------------+
> ----------------+-----------------------+--------+----------+
> > | cardid | videodevice | audiodevice | vbidevice | cardtype | defaultinput
> | audioratelimit | hostname              | use_ts | dvb_type |
> >
> +--------+-------------+-------------+-----------+----------+--------------+
> ----------------+-----------------------+--------+----------+
> > |      1 | /dev/video0 | /dev/dsp    | /dev/vbi  | MPEG     | Tuner 0
> |          44100 | furnace               |   NULL | NULL     |
> > |      2 | /dev/video0 | /dev/dsp    | /dev/vbi  | MPEG     | Tuner 0
> |          44100 | htpc1                 |   NULL | NULL     |
> >
> +--------+-------------+-------------+-----------+----------+--------------+
> ----------------+-----------------------+--------+----------+
> > 2 rows in set (0.01 sec)
> >
> > mysql> select * from cardinput;
> >
> +-------------+--------+----------+-----------+-----------------+-----------
> -+-----------+----------+-----------+
> > | cardinputid | cardid | sourceid | inputname | externalcommand |
> preference | shareable | tunechan | startchan |
> >
> +-------------+--------+----------+-----------+-----------------+-----------
> -+-----------+----------+-----------+
> > |           1 |      1 |        2 | Tuner 0   |                 |
> NULL | N         |          | 2         |
> > |           3 |      2 |        1 | Tuner 0   |                 |
> NULL | N         |          | 2         |
> >
> +-------------+--------+----------+-----------+-----------------+-----------
> -+-----------+----------+-----------+
> > 2 rows in set (0.00 sec)
> >
> > Thanks,
> > Dick
> >
> 
> 
> ----------------------------------------------------------------------------
> ----
> 
> 
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at mythtv.org
> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> 
> 
> _______________________________________________
> mythtv-users mailing list
> mythtv-users at mythtv.org
> http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
>