[mythtv-users] 2 Backends, 1 backend use the serial port of the
other?
Kevin Kuphal
kuphal at dls.net
Mon Dec 19 01:30:31 EST 2005
Jason Sharpe wrote:
> Hello!
>
> I am 98% done with my mythtv whole house setup! I have learned alot
> and look forward to tweaking this sucker out!
>
> I have 2 standalone backends, the master has a DCT3200 via firewire
> and a HD-3000 (OTA) in it. Both inputs working pretty flawlessly
> (knock on wood). I intend to have the master hold all of the
> recordings from the 2 BEs (about 1TB in the master so that should be
> enough for now)
>
> I wanted to setup a slave BE to do all the transcoding, Comm flagging,
> nuvexport etc so the master BE can focus on recording. I find that 80%
> of my recordings take place on nights and weekends along with 100% of
> the viewing at the same time so why not let the slave do the other
> tasks while the master is hard at work recording and serving to the
> frontends.
>
> One of the last steps of this entire project is turning off the TiVo
> (YAY!) and moving my DishNetwork receiver onto myth. I have read of
> the headaches of getting a HD-3000 (using DVB drivers) and a PVR-250
> working in the same box so I installed a PVR-250 into the slave BE.
>
> To start, I am not running LIRC on any frontend or backend for remote
> control use. I have PS/2 IR keyboards and learning remotes to make it
> easy. (that way I can whip out the IR keyboard and use it to browse
> the web/email when I I don't want to fire up my laptop.)
>
> I have a serial IR blaster from www.irblaster.info
> <http://www.irblaster.info> that I need to use to control the
> DishNetwork box. My issue is that the slave BE does not have a serial
> port on it. However my master BE sits right next to the slave and it
> does have a serial port. I have LIRC working on the master and
> blasting correctly using /dev/lircd.
>
> Being a linux newbie I am probly asking a basic question, but with the
> PVR-250 in my slave BE is there a way to have my slave BE use the
> serial port on my master BE to blast to control the DishNetwork box?
>
> Again being a newbie I tried NFS just for fun and when I tried to
> mount /dev/lircd on the slave it it failed, but I didn't expect it to
> work (exact error was "mount: 192.168.1.50:/dev/lircd failed, reason
> given by server: Not a directory")
>
> I have a USB to Serial dongle that I could use, but from what I have
> read, that wouldn't work with the blaster I have and with LIRC. (or am
> I wrong?)
>
> I guess the last resort would be to put the HD-3000 in the slave BE
> and the PVR-250 in the master, but with an hour of HD using 8gig, I
> figure it would be best to leave it in the master so the slave doesn't
> have to try to push that large amount of data over the network to
> store it on the master.
>
I'm reasonable sure you can't do what you're trying to do, but I also
can't imagine you are out of PCI slots on your slave backend. In that
case, why not just get this?
http://www.newegg.com/Product/Product.asp?Item=N82E16815124010
Kevin
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