[hobbit] Weird application freeze problem
Rich Smrcina
rsmrcina at wi.rr.com
Tue Sep 9 05:26:40 CEST 2008
I'll pass this on, thanks.
Ralph Mitchell wrote:
> Does your ntpdate have the -B option?? If so, it can make the
> adjustment slowly.
>
> From the Gentoo Linux manpage:
>
> -B Force the time to always be slewed using the adjtime()
> system
> call, even if the measured offset is greater than +-128
> ms. The
> default is to step the time using settimeofday() if the
> offset
> is greater than +-128 ms. Note that, if the offset
> is much
> greater than +-128 ms in this case, that it can take a
> long time
> (hours) to slew the clock to the correct value.
> During this
> time. the host should not be used to synchronize clients.
>
> From the NOTES section of the adjtime(3) man page:
>
> The adjustment that adjtime() makes to the clock is carried out
> in such
> a manner that the clock is always monotonically increasing.
> Using adj-
> time() to adjust the time prevents the problems that can be
> caused for
> certain applications (e.g., make(1)) by abrupt positive or
> negative
> jumps in the system time.
>
> Ralph Mitchell
--
Rich Smrcina
VM Assist, Inc.
Phone: 414-491-6001
Ans Service: 360-715-2467
rich.smrcina at vmassist.com
http://www.linkedin.com/in/richsmrcina
Catch the WAVV! http://www.wavv.org
WAVV 2009 - Orlando, FL - May 15-19, 2009
More information about the Xymon
mailing list