[mythtv-users] Carbon Footprint

Chris Porter hoodlum7 at gmail.com
Wed Aug 28 23:35:03 UTC 2013


On Aug 28, 2013 4:30 PM, "Daryl McDonald" <darylangela at gmail.com> wrote:
>
>
>
>
> On Wed, Aug 28, 2013 at 5:44 PM, Daryl McDonald <darylangela at gmail.com>
wrote:
>>
>>
>>
>>
>> On Wed, Aug 28, 2013 at 4:56 PM, Karl Dietz <
dekarl at spaetfruehstuecken.org> wrote:
>>>
>>> On 28.08.2013 22:33, Daryl McDonald wrote:
>>>>
>>>>     If I understand it correctly using UTC or not is a decision that is
>>>>     mostly made depending on presence of other (Windows) operating
systems
>>>>     dual-booting on the same hardware.
>>>> I do have dual boot, so I should opt for RTC?
>>>
>>>
>>> according to the other mail you can choose to set your hardware clock
>>> chip to:
>>>  * local wall clock time and add the conversion between UTC and local
>>>    time to your MythTV shutdown script
>>>  * UTC without any calculations on the linux side, but needs a registry
>>>    hack for windows (see Chris' mail, this option is new to me)
>>>
>>>
>>>> I don't get the option for S5, just 1,2,3, or auto, and terminal output
>>>> says I can wake from S4...more confusion
>>>
>>>
>>> S5 is what happens when you tell the computer to power off instead of
>>> some kind of sleeping.
>>>
>>>
>>>>       * your tuners support whichever power saving state you decide on
(do
>>>>         they need special fiddling to come back to working state?)
>>>>
>>>> Don't know how to do that
>>>
>>>
>>> look for known issues with your selected hardware. Maybe on linuxtv or
>>> search the internet for problems reported by others.
>>
>>
>> Would my experience with powering off during nights when I know I'll be
up before the next recording indicate that my hardware is OK with S5?
>>>
>>>
>>>
>>>>       * MythTV likes whatever state you decide on. hint: full shutdown
is
>>>>         known to work well :-)
>>>>
>>>> Don't know how to do this either
>>>
>>>
>>> follow bug reports and user discussion wrt hibernate etc. but plain old
>>> turn off and on is known to work. I have no idea how the backend likes
>>> it if the system time suddenly jumps ahead some hours/days.
>>>
>>>
>>> I'd just try if the system comes back up when you set an alarm in
>>> 5 minutes and shut down. If that doesn't work disable the update of the
>>> hwclock on shutdown, see the howto you referred to. And only if that
>>> does not work start looking into the other options.
>>>
>>>
>>> Regards,
>>> Karl
>>> _______________________________________________
>>> mythtv-users mailing list
>>> mythtv-users at mythtv.org
>>> http://www.mythtv.org/mailman/listinfo/mythtv-user
>>
>>
>> I'm thinking I'll toggle to auto, rather than S1,2,or3; should give me
the best shot for the first test anyway.
>>
>> Thanks, Daryl
>
>
> OK I modified the wake alarm script ala the how-to and entered the first
line of the "simple test" and this was returned:
>  daryl at daryl-A780L3C:~$ echo 0 &gt; /sys/class/rtc/rtc0/wakealarm
> [1] 3978
> 0
> gt: command not found
> [1]+  Done                    echo 0
> bash: /sys/class/rtc/rtc0/wakealarm: Permission denied
> daryl at daryl-A780L3C:~$
>
> From permission denied I'm guessing it needs to be executed with sudo,
but I won't get anywhere if the "gt" command is not recognized. Did I miss
something?
>
> Daryl
>
>
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> mythtv-users at mythtv.org
> http://www.mythtv.org/mailman/listinfo/mythtv-users
>
The &gt should be >.  &gt is html for >.
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