[mythtv-users] Myth can't handle daylight time saving?

Tom Dexter digitalaudiorock at gmail.com
Fri Oct 30 01:46:48 UTC 2009


On Mon, Oct 26, 2009 at 8:51 PM, Nick Rout <nick.rout at gmail.com> wrote:
> On Tue, Oct 27, 2009 at 12:45 PM, belcampo <belcampo at zonnet.nl> wrote:
>> Yan Seiner wrote:
>>>
>>> On Mon, October 26, 2009 3:37 pm, raptor jr wrote:
>>>>>
>>>>> Not in the US, it didn't...if you're somewhere else, you probably
>>>>> should've specified it, as your email address doesn't say.
>>>>
>>>>
>>>> Does it matter where i live? Or do you think that i'm lying about that
>>>> DST
>>>> occured in my country? In every country in Europe(besides Iceland) DST
>>>> occur the last sunday of october and it been like that for the last 13
>>>> years. So no definition or anything has changed. The only thing that
>>>> changed was the time.
>>>
>>> Well, to get this past the nationality flame war, I would suggest that
>>> where you live (or at least what your DST policies are) is as relevant as
>>> what what distro you're using.  The broken recording could be due to bad
>>> timezone implementation for your area, a screwed up update from your
>>> disto, etc.
>>>
>>> Plus other users in your time zone could chime in with whether or not they
>>> are seeing the same issue, helping diagnose the problem.
>>>
>>> Anyway, let's move on.
>>>
>> I seem to remember that I saw this Sunday that ntp changed settings NOT at
>> 3:00 AM but about noon. It looks like several ntp-servers relied on each
>> other where the dominant one failed to do it right.
>>
>> My memory served me well, according to /var/log/messages
>>
>> Oct 25 12:29:45 mm ntpd[3360]: synchronized to 91.121.103.138, stratum 3
>> Oct 25 12:32:59 mm ntpd[3360]: synchronized to 213.9.73.106, stratum 2
>> Oct 25 12:36:18 mm ntpd[3360]: synchronized to 141.40.103.103, stratum 2
>> Oct 25 12:42:45 mm ntpd[3360]: synchronized to 213.9.73.106, stratum 2
>> Oct 25 11:43:46 mm ntpd[3360]: time reset -3600.912511 s
>> Oct 25 11:47:33 mm ntpd[3360]: synchronized to 213.9.73.106, stratum 2
>> Oct 25 12:52:08 mm ntpd[3360]: synchronized to 141.40.103.103, stratum 2
>> Oct 25 13:15:50 mm ntpd[3360]: synchronized to 213.9.73.106, stratum 2
>
>
> I thought that ntp dealt in UTC not localtime, and of course UTC does
> not change with the seasons.

That's certainly my understanding.  That 1 hour reset shouldn't have
happened at all.  As far as I always thought the timezone stuff simply
deals with translating UTC to lcoaltime in user apps.

Tom


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