Mailinglist Archive: opensuse (4634 mails)

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Re: [opensuse] 10.2 system clock too fast and NTP
  • From: Mark Hounschell <dmarkh@xxxxxxxxxx>
  • Date: Sun, 17 Dec 2006 07:05:00 -0500
  • Message-id: <4585326C.7020905@xxxxxxxxxx>
Mark Hounschell wrote:
> Darryl Gregorash wrote:
>> On 2006-12-17 02:49, Anders Norrbring wrote:
>>> Have you yet tried the boot parameter "clock=pit" as I suggested
>>> initially?
>>>
>> What exactly does that do, Anders?
>>
>
> This is just manually overriding the automatic time source selection.
> You're using the PIT (programmable interval timer) over what was being
> automatically selected by tour kernel. If we had a dmesg output of your
> boot messages we might be able to tell what was going on with your time
> source.
>
> Mark

more from kernel-parameters.txt:

clock= [BUGS=IA-32, HW] gettimeofday clocksource override.
[Deprecated] Forces specified clocksource (if avaliable) to be

used when calculating gettimeofday(). If specified
clocksource is not avalible, it defaults to PIT.
Format: { pit | tsc | cyclone | pmtmr }

Mark

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