[ntp:questions] testing slew only mode (-x), not slewing correctly (linux sles10, ntpd v 4.1.1)
Richard B. Gilbert
rgilbert88 at comcast.net
Fri Oct 23 01:43:02 UTC 2009
E-Mail Sent to this address will be added to the BlackLists wrote:
> David Woolley wrote:
>> Steve Kostecke wrote:
>>> On 2009-10-22, David Woolley wrote:
>>>> I believe that the official policy line is that database
>>>> systems that require monotonic time for their
>>>> distributed transaction logic are fundamentally flawed.
>>> It is the database people who require monotonic time.
>> Transaction logic implied databases.
>>> If there is an "official policy line" it is that any
>>> system with a clock which drifts past the step threshold
>>> is fundamentally flawed.
>
> I guess I could see 10 minutes (or more) if the time had
> never been set to anything reasonable; However 10 minutes
> seems really far out for something that was previously
> syncing with NTP servers (or any other source of time).
>
I don't see what "previously synching" has to do with anything.
If previously synching means three weeks ago, it's meaningless!
If it means thirty minutes ago, I would expect the clock to be
within a few milliseconds of the correct time. If not I would
regard the clock as broken! I'm assuming reasonably constant temperature!
<snip>
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