On 2011-04-19, David J Taylor <[email protected]> wrote: > "unruh" <[email protected]> wrote in message > news:[email protected]... > [] >> Well, I think someone other than the current maintainers will have to >> port it to windows. Since windows timekeeping is not the worlds best >> anyway, it is probably true that the extra accuracy of chrony is >> unnecessary. It does have a command line option "like ntpq -p" >> provided by chronyc (depending on what you mean by "like"). >> What MRTG is I do not know. >> >> If you are happy with ntpd, by allmeans stay with it. > > A pity that chrony will not be offered for Windows, at least for tests to > see whether it lives up to its claims. There are times when a more rapid > convergence would be welcome, such as the reboot of PC Molde around 13:30 > yesterday: > > http://www.satsignal.eu/mrtg/molde_ntp-b.html > > MRTG is a standard logging tool for network I/O which uses SNMP to produce > the graphs I have quoted here many times for network throughput and > timekeeping: > > http://www.satsignal.eu/mrtg/performance_network.php > http://www.satsignal.eu/mrtg/performance_ntp.php > > I've written how to extend MRTG to monitor NTP timekeeping, and various > other parameters such as disk space and temperature here: > > http://www.satsignal.eu/ntp/NTPandMRTG.html > http://www.satsignal.eu/mrtg/performance_howto.php > > From chronyc I would need to be able to use a simple Perl script to > extract the numbers to be plotted - such as the Offset in the graphs > above. An easy job if the format is standardised and machine readable. >
As an example chronyc <<EOF tracking EOF Reference ID : 142.103.234.11 (string.physics.ubc.ca) Stratum : 2 Ref time (UTC) : Tue Apr 19 06:07:20 2011 System time : 0.000000264 seconds slow of NTP time Frequency : 117.650 ppm slow Residual freq : 0.002 ppm Skew : 0.233 ppm Root delay : 0.000129 seconds Root dispersion : 0.000316 seconds Parsable. _______________________________________________ questions mailing list [email protected] http://lists.ntp.org/listinfo/questions
