On Wed, Feb 07, 2007 at 09:35:16AM -0500, Richard B. gilbert wrote: > You didn't mention the O/S you are running!
D'oh, that might be important, eh? :) Linux, specifically CentOS 4.4. Kernel 2.6.9-42.ELsmp (i.e. Red Hat Enterprise Linux's patched version of 2.6.9). > Some flavors of Linux behave badly during periods of high disk > usage. It appears that interrupts are either masked or disabled > for a period long enough to lose two or more clock ticks. If you > are running Linux and the clock is slow with respect to the server > this may be your problem. Interesting. The problematic server shoudln't have any higher disk load than our others, but I'll definately do some more research on this. > It is also possible that server six has a really bad clock! NTP > cannot correct a clock with a frequency error greater then 500 > PPM. If, without running ntpd, this machine gains or loses more > than 43 seconds per day, it will never synch! If the machine > really keeps time this badly without running ntpd, ask Dell to fix > it under warranty! I'd like to try this over the weekend; this is what my gut feeling told me could be wrong. Thank you! Matt _______________________________________________ questions mailing list [email protected] https://lists.ntp.isc.org/mailman/listinfo/questions
