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Date:      Sat, 12 Apr 1997 13:37:29 +0930 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        phk@dk.tfs.com
Cc:        current@freebsd.org
Subject:   Re: network buglet ?
Message-ID:  <199704120407.NAA25644@genesis.atrad.adelaide.edu.au>
In-Reply-To: <3198.860767164@critter> from "phk@dk.tfs.com" at "Apr 11, 97 03:59:24 pm"

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phk@dk.tfs.com stands accused of saying:
> 
> Any good explanations for this negative RTT ?

xntpd time step?  I see those occasionally when our link is spammed
and xntpd hiccups because the link latency has changed.

> 64 bytes from 194.19.64.133: icmp_seq=216 ttl=245 time=415.414 ms
> 64 bytes from 194.19.64.133: icmp_seq=217 ttl=245 time=401.798 ms
> 64 bytes from 194.19.64.133: icmp_seq=219 ttl=245 time=399.801 ms
> 64 bytes from 194.19.64.133: icmp_seq=221 ttl=245 time=385.142 ms
> 64 bytes from 194.19.64.133: icmp_seq=222 ttl=245 time=419.366 ms
> 64 bytes from 194.19.64.133: icmp_seq=223 ttl=245 time=-177.755 ms
> 64 bytes from 194.19.64.133: icmp_seq=224 ttl=245 time=417.157 ms
> 64 bytes from 194.19.64.133: icmp_seq=225 ttl=245 time=667.852 ms
> 64 bytes from 194.19.64.133: icmp_seq=226 ttl=245 time=393.256 ms
> 
> --
> Poul-Henning Kamp           | phk@FreeBSD.ORG       FreeBSD Core-team.
> http://www.freebsd.org/~phk | phk@login.dknet.dk    Private mailbox.
> whois: [PHK]                | phk@tfs.com	    TRW Financial Systems, Inc.
> Future will arrive by its own means, progress not so.
> 


-- 
]] Mike Smith, Software Engineer        msmith@gsoft.com.au             [[
]] Genesis Software                     genesis@gsoft.com.au            [[
]] High-speed data acquisition and      (GSM mobile)     0411-222-496   [[
]] realtime instrument control.         (ph)          +61-8-8267-3493   [[
]] Unix hardware collector.             "Where are your PEZ?" The Tick  [[



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