On Sun, May 04, 2014 at 08:29:26PM +0100, Caecilius wrote: > After upgrading ntp from 4.2.4p4 to 4.2.6p2 as part of a Linux upgrade > from Debian Lenny to Squueze, I've noticed that the precision variable > has changed from -20 to -22. So it appears that my clock has now got a > better precision. But the hardware is unchanged, and I'm running the > same kernel. > > I thought the precision was dependent on the "granularity" of the > system clock, which I would have expected to be independent of the ntp > version and any other userland code. Am I misunderstanding something > perhaps?
The older ntpd is probably using gettimeofday() which has microsecond resolution (-20 in the log scale) and not the nanosecond clock_gettime(). -- Miroslav Lichvar _______________________________________________ questions mailing list questions@lists.ntp.org http://lists.ntp.org/listinfo/questions
