Cruft from timesync

Eric S. Raymond esr at thyrsus.com
Sat Dec 16 11:29:45 UTC 2017


Hal Murray via devel <devel at ntpsec.org>:
> 192.168.1.106 is a Ubuntu 17.10 box that I'm setting up.  It's using DHCP and 
> running timesync.
> 
> 
> Looking at one of the local NTP servers that my DHCP server gives out.
> 
> ntpq> mru
> Ctrl-C will stop MRU retrieval and display partial results.
>  lstint avgint rstr r m v  count rport remote address
> =====================================================
>       0    174  180 . 6 2    633 49137 hgm
> ...
>     576    289  180 . 6 2    378 35228 shuksan
>     578    971    0 . 6 2     90 37532 localhost
>    2693   3554  180 . 3 3     31 60590 router
>   14419  0.008  180 . 6 2     43 57471 192.168.1.106  <---
>   51826     33  180 . 4 4   1762   123 ubu
> 
> 43 packets with an average time between them of 8 ms.  ????
> 
> 
> Looking at the other one:
> 
> ntpq> mru
> Ctrl-C will stop MRU retrieval and display partial results.
>  lstint avgint rstr r m v  count rport remote address
> =====================================================
>       0    153    0 . 6 2    720 51244 hgm
> ...
>     730    368    0 . 3 4    128 54969 192.168.1.106  <------
>    2702   4728   d0 . 3 4     20 48216 195.37.190.94
>   37040      0   d0 . 3 4      1 14265 125.212.217.214
> 
> 128 packets but printing out 0 for the average time.  ??
> 
> Sigh.  Something is broken.  I've booted that system several times.  Even if 
> it is doing stupid retransmissions, the clumps should be far enough apart to 
> make a reasonable average interval.

Is this our problem?
-- 
		<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>

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