Re: adding commands to installer image

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On Wed, Aug 5, 2009 at 2:16 AM, Jeroen van Meeuwen<kanarip@xxxxxxxxxxx> wrote:
> On 08/05/2009 02:22 AM, Larry Brigman wrote:
>>
>> On Tue, Aug 4, 2009 at 2:08 PM, Jeroen van Meeuwen<kanarip@xxxxxxxxxxx>
>>  wrote:
>>>
>>> Sounds like two problems born out of legacy rather then absolute
>>> requirements based on current technology;
>>>
>>> 1) use kickstart for this. UTC is UTC, and packes built -and thus
>>> deployed- cannot have been built in the future. Have ntpd control the
>>> hwclock (with the hwclock set to UTC). Use ntpd to update the system clock
>>> (or actually adjust the number of ticks per second and hence scale up/down
>>> the duration of a second from the perspective of the OS or applications
>>> which usually do not handle warping very well)
>>
>> We do use ntp on our systems.  It is the initial install of a new
>> (never installed) box from the
>> vendor where the hwclock was originally set to localtime not UTC and
>> not our localtime either.
>> We move the hwclock to UTC during the initial boot after install when
>> we hit the ntp server.
>> The CD installer image does not have ntp (or ntpdate) available.
>>
>
> So where are you getting the "timestamp is in the future" error? Just before
> ntp sets the software clock (and syncs the hwclock?)? How is that a problem?
>

Because the timestamp file in the future prevents new configurations from being
recognized as up to date.  If I had a way to force the time during the
%pre script to
UTC, this would not be an issue.

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