[mythtv-users] Carbon Footprint

[Daryl McDonald]

On Mon, Sep 2, 2013 at 8:29 PM, Daryl McDonald <darylangela at gmail.com>wrote:

>
>
>
> On Mon, Sep 2, 2013 at 7:41 PM, Roger Siddons <dizygotheca at ntlworld.com>wrote:
>
>> **
>> On Mon, 02 Sep 2013 00:23:19 +0100, Daryl McDonald <darylangela at gmail.com>
>> wrote:
>>
>> Well I mirrored your settings and scripts and scheduled a recording for
>> 7p.m. gave the system two minutes to shutdown the backend and set the alarm
>> then powered off, and waited until 7:05p.m. and it did not come on. Does
>> the last line of the following output indicate UTC time?:
>>  daryl at daryl-A780L3C:~$  sudo grep -i rtc /var/log/dmesg
>> [sudo] password for daryl:
>> [    0.199663] RTC time: 19:04:25, date: 09/01/13
>> [    1.222545] rtc_cmos 00:03: RTC can wake from S4
>> [    1.222673] rtc_cmos 00:03: rtc core: registered rtc_cmos as rtc0
>> [    1.222692] rtc0: alarms up to one month, y3k, 114 bytes nvram
>> [    1.229942] rtc_cmos 00:03: setting system clock to 2013-09-01
>> 19:04:26 UTC (1378062266)
>>
>>
>> Yes. On startup the system reads the RTC clock to get the current
>> time/date. I suspect it's interpreting the time as UTC (rather than
>> localtime) because your file "/etc/default/rcS" contains "UTC=yes". You
>> should change that. Type "man /etc/default/rcS" to read more about it.
>>
>>
>> This is what my disable hwclock script looks like:
>> daryl at daryl-A780L3C:~$ cat /etc/init/hwclock-save.conf
>> # hwclock-save - save system clock to hardware clock
>> # hwclock-save - save system clock to hardware clock
>> #
>> # This task saves the time from the system clock back to the hardware
>> # clock on shutdown.
>>
>> description "save system clock to hardware clock"
>>
>> start on runlevel [06]
>>
>> task
>>
>> script
>>     . /etc/default/rcS
>>     [ "$UTC" = "yes" ] && tz="--utc" || tz="--localtime"
>>     [ "$BADYEAR" = "yes" ] && badyear="--badyear"
>>     ACPITIME=`cat /proc/acpi/alarm`
>>     exec hwclock --rtc=/dev/rtc0 --systohc $tz --noadjfile $badyear
>>     echo "$ACPITIME" > /proc/acpi/alarm
>> end script
>> daryl at daryl-A780L3C:~$
>>
>>
>> That doesn't look right to me. Up until last year the solution was to
>> simply not write the clock. In January someone changed the wiki to re-write
>> the alarm after setting the clock but /proc/acpi/alarm is only applicable
>> to (old) 2.6 kernels, so it won't have any effect on recent kernels (like
>> yours); i.e. hwclock updates aren't being disabled.
>> However, following Stefan comments, I can confirm that Mythbuntu 12.04
>> doesn't need its hwclock disabled so, for you, changing this file is an
>> unnecessary distraction and I suggest you put it back to default (delete
>> the 2 lines containing ACPITIME) & forget this step.
>>
>>
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>>
>
> Thanks, I arrived at the same conclusion and restored the default script
> already, and have a successful first test  :-)  More tests tomorrow.
>
> Daryl
>

OK lots of failed tests today, I've gone over everything in the Wiki and
this thread a couple times now, and the only thing that sticks out is
"mythwelcome" . I don't have it, don't know how to get it, and am willing
yo try it, tried "sudo apt-get mythwelcome" to no avail...any suggestions?

Daryl
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