[mythtv-users] Where is Jarod's guide to automatic shutdown and restart?

[Jim Gifford]

Peter Loron wrote:

> Partly it is an expense. In some places (like California), electricity 
> is very expensive. Having a 100+ watt machine on all the time adds up. 
> You also are pumping heat into the room, which you may be paying again 
> to extract with your air conditioning.
>
> Aside from any cost constraints, there's the environmental aspect: 
> you're using energy that you don't need to use, and it probably comes 
> from burning fossil fuel. If it's not a big hassle, just stop doing 
> it. Like turning off the lights when you leave a room or the heater/ac 
> when you're not at home.
>
> You have a point about powering the box on and off being harder on the 
> components than just leaving it on all the time. If you are doing a 
> bunch of recording during each day, then it probably is best to just 
> leave the machine on. In my case I'll often go > 24 hours between 
> recordings, sometimes several days. Not much of a reason to leave the 
> machine on when it is busy a few % of the time. The components of the 
> system are designed to deal with some power cycling. Typically new 
> components either fail quickly or they last. Usually you'll be able to 
> get them replaced under warranty when they puke. Aside from a rash of 
> bad hard drives (replaced under warranty, run in a 24x7 box), I almost 
> never have had a component die before it is retired during an upgrade.
>
> Interesting OT research topic: where is the line between leaving the 
> machine on all the time and power cycling? It seems like there's a 
> point where the wear from being on without being used much is more 
> than the wear from startup for those occasional uses would be. Can 
> anybody point to data?
>
> -Pete
>
> John Andersen wrote:
>
>> On Tuesday 15 March 2005 21:43, Jarod Wilson wrote:
>>
>>> On Monday 14 March 2005 04:21, Phill Edwards wrote:
>>>
>>>> I went looking for this as nvram-wakeup's not working for me any more
>>>> for some reason, and I remembered that Jarod uses wake-on-lan from
>>>> another machine.
>>>
>>>
>>> I think you may have me confused with someone else, I've never used 
>>> WOL.
>>> All my boxes are just on 24x7.
>>
>>
>>
>> Often wondered about why people are so concerned about WOL
>> for a myth box.  Where is Electricity so expensive that leaving it
>> on 24/7 is a problem?
>>
>> If you turn off the monitor you kill off 80% of the electricity usage
>> anyway.
>> I've metered boxes doing nothing.  They draw squat.
>> Its harder on the machine being powered on and off all the time than 
>> it is to just leave it on.
>>
>>
>>
I have setup nvram-wakeup with the current fedora, if people are 
interested I can post my working configuration information here, or I 
can see if Jarod would take my notes and add it to his tips and tricks 
section of the mythtv fedora how-to.

-- 
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Jim Gifford
maillist at jg555.com