[ntp:questions] Re: Ntp-4.1.2: tinker step 0; always slew and kernel time discipline
David L. Mills
mills at udel.edu
Fri Feb 18 02:27:03 UTC 2005
The -x option simply sets the step threshold to 600 s. This on the
assumption that a network of critters with greater tolerance probably
doesn't need ntpd at all. Just set the clock by eyeball-and-wristwatch
and be done with it.
Tom Smith wrote:
> Nikolaev, Sergey wrote:
>> We have a requirement to always slew the clock even if it means long
>> periods of time to correct the offset.
>> The NTP documentation mentions this tinker option:
>> step step The argument is the step threshold, by default 0.128 s. It
>> can be set to any positive number in seconds. If set to zero, step
>> adjustments will never occur. Note: The kernel time discipline is
>> disabled if the step threshold is set to zero or greater than the
>> However when I set "tinker step 0" and restart ntpd, I see in "ntpdc
>> -c sysinfo" that the kernel flag is still enabled.
>> Obviously, it is not disabled automaticly just by setting "tinker step
>> Do I need to disable it explicitly?
>> Thanks in advance,
> Not a direct answer to your question, but it sounds like what you really
> want to do is instead start ntpd with the "-x" flag.
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