[ntp:questions] ntpd and hw clock

Unruh unruh-spam at physics.ubc.ca
Thu Feb 26 22:56:37 UTC 2009

wayne.liu at impinj.com (Wayne Liu) writes:

>Hello All;

>I just wanted to verify that ntpd is NOT attempting to directly set
>hardware clock. It just uses system calls such as settimeofday to set
>the time to the Kernel and the time has to be sent to rtc, if so
>desired, by the Kernel itself or separately using e.g. hwclock.

Well, there is that silly 11min setting of the kernel, which tried to reset
the rtc every 11 min if it decides that the kernel is synchronized.



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