[ntp:questions] Max time adjustment

Ulrich Windl Ulrich.Windl at RZ.Uni-Regensburg.DE
Thu Apr 30 12:40:31 UTC 2009

thegabeman at gmail.com (Gabrie) writes:

> Hi
> Our Active Directory admin wants to start syncing time with our ESX hosts.
> But he has one requirement, he wants me to limit the clock adjustment to max
> 1 hour. So if our ESX host has an incorrect time compared to the ntp server,
> the ESX host should not correct it if it is off more then one hour.
> Which ntp setting can I use for this?

I would shut down the system, set the clock in BIOS, then reboot,
watching the time for drift. If it drifts more than a minute per day,
first try to fix that. I think VMware has an article on taming bad
virtual clocks...


> (Redhat EL)
> Gabrie

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