Karel Sandler wrote: > "David J Taylor" > <[EMAIL PROTECTED]> wrote > >> Karel Sandler wrote: >>> I'm using [EMAIL PROTECTED] from Meinberg on a W2k3 >>> system. Some stats an offset distribution for this system you can >>> see at http://lx.ujf.cas.cz/mrtg/ntp/. My early experience with >>> ntpd on a windows systems was rather bad but this version of ntpd I >>> consider good. >>> Karel Sandler >> >> Karel, >> >> http://lx.ujf.cas.cz/ntp-lx/lx-off.html >> >> shows a series of one millisecond steps at about roughly 1 hour >> intervals. Any idea why? >> >> (My systems may do this as well, but my plots are only one tenth of >> the resolution of yours, I allow for +/- 100ms which was perhaps more >> appropriate when I relied on Internet ntp sources). > > I don't know the cause of this behaviour. The ntpd obviously uses a > brute force approach to steer this Linux system. Maybe the hardware > is not good enough. I have already shifted the original 155 ppm value > to 55 ppm but without any impact. Another possible cause may be > clock-hopping between two sets of peers but any subsequent change in > the number of peers between four to seven has no effect as well and > none of my peers allows me to simly prefer it. Hope the situation > will improve after setting up one's own stratum 1. I think there are > at least two other fields to play with namely ACPI and ntpd tos > directive but it remains to be seen. There isn't much room to > experiment with this public timeserver and our webserver. Any advice > would be appreciated. > Karel
Oh, that's with Internet sources! Very good, then. I had assumed it was with a GPS source! I hope someone else can comment on the "steps". David _______________________________________________ questions mailing list [email protected] https://lists.ntp.isc.org/mailman/listinfo/questions
