[mythtv-users] Plextor TV402U, laptops, saving power and a rebate

Peter A. Daly petedaly at gmail.com
Wed Apr 25 04:00:00 UTC 2007

I'm only using avg 37 watts for this:

Although I only use it for SD.

Is that too much?


On 4/24/07, Brad Templeton <brad+myth at templetons.com> wrote:
> On Tue, Apr 24, 2007 at 11:12:31PM -0400, Chris Pinkham wrote:
> > * On Tue Apr 24, 2007 at 06:57:28PM -0700, Brad Templeton wrote:
> > >         Automatic script to move recordings when slave comes up
> >
> > Why do you need this, why not just use nfs or cifs to write
> > the files directly to the master's recording directory and turn
> > on MasterBackendOverride.  You could also create a user job to
> > set the recorded.hostname field to the name of the master as well
> > and then you wouldn't have to turn on MasterBAckendOverride and
> > you'd have the ability to delete recordings from the master when
> > the slave wasn't online since the master would now own those
> > recordings.
> The goal is that the low power laptop is the master backend, and
> the only backend that's normally on.    The other front/backends
> would be high power (to display 1080i) and only on when tv is being
> watched.
> As such, the master (laptop) would record most shows to its own
> disk, which is always there, and since it only has a small disk,
> it would need to move the files to the backend/frontend system
> when that system is on.     (The frontend/backend would probably
> boot from clock every day for a short time to do this.)
> It may be simpler to stick a large external drive on the laptop
> of course, as that can be set to power down when not in use, though
> you always get better performance on things like FF and audio speedup
> when the video you are playing is local to the frontend.
> I need to have one server on all the time in my house, but it
> doesn't have to be particularly powerful, and thus could be a low
> power surplus laptop.  The main thing stopping me is the always on
> server is also the mythtv master backend.
> It may be that the best course is to try to plug away at getting
> suspend to work, though for waking up a remote backend you can do
> that with plain old cold boot.   However, a frontend that you need
> to cold boot every time has some annoyance factor to it.  I'm not
> sure how much I want to trust timed boot for a master backend.
> My frontend is an SFF, so it only has one PCI slot, so it can't
> hold all my tuner cards.   It could use USB tuners of course.
> I haven't decided my final course to reducing power but it's getting
> to be a must.   Using high powered computers that cost $300 per year
> in electricity in order to run "free" MythTV is a very false economy.
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