[ntp:questions] How do I prevent sudden system time jumps.

Chuck Swiger cswiger at mac.com
Wed Jul 13 17:24:35 UTC 2011


On Jul 12, 2011, at 1:43 PM, Lars Ericsson wrote:
> I have been running the ntp client on a Linux platform for some time and
> have not seen any problems.

Is this a VM?

> I recently run into a strange behavior where our communication software
> failed on some critical timeouts.  After some investigation we found out
> the the system time suddenly made a jump with 200ms.
> 
> Normally NTP will smoothly adjust the time without any noticeable jumps, and
> then this sudden step :o)
> 
> My question is: How do I prevent NTP clock adjustments from jumping. OK, it
> will take some time to adjust but that's OK.

Add "tinker step 0.0" to your ntp.conf, or use the -x flag.

Regards,
-- 
-Chuck




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