Re: Squid access.log Messages

From: John Sloan <>
Date: Wed, 11 Jun 1997 13:38:52 +0100 (BST)

On Mon, 9 Jun 1997, Samath Wijesundara wrote:

> >>It explains that
> >> The object was requested from the origin server
> >> because the 'source_ping' reply arrived first.
> >
> >>But I never see this SOURCE_FASTEST on my log file even when I try to
> >>access a local (Sri Lankan) site. Do you know why. I have both pinger and
> >>'query_icmp on' in action too!
> >
> >Try debug_options ALL,1 15,6 and look for /neighborsUdpPing/ in your
> >cache.log. (WARNING: This could make your cache.log grow very large
> >in a short time) There you can see if source_ping is used or not. If
> >it is used then your neighbor/parent-caches are faster than your
> >sources.
> I can see the /neighborsUdpPing/ in my logfile. I wonder, my local sites
> which are local to me is faster than the parents. So it should have
> SOURCE_FASTEST. I am using 2 parents in USA, the fastet RTT is 300ms to
> these, and my local sites are at maximum 80ms or less. But generally squid
> get local sites DIRECT, but not SOURCE_FASTEST ?

Source fastest will only work if the server at the far end has udp echo

Received on Wed Jun 11 1997 - 05:39:34 MDT

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