[squid-users] SQUID with cache_peer config + E2guardian - too many connections
Contato - KONNTROL
contato at konntrol.com.br
Wed Jul 29 14:33:04 UTC 2020
Thanks Amos, Klaus and Fantomas.
I already send another message with a lot of info and an attachment, that is now under moderator's review. If blocked, I will delete the attachment and send it again.
From: squid-users <squid-users-bounces at lists.squid-cache.org> On Behalf Of Klaus Brandl
Sent: Wednesday, July 29, 2020 9:37 AM
To: squid-users at lists.squid-cache.org
Subject: Re: [squid-users] SQUID with cache_peer config + E2guardian - too many connections
On Thursday 30 July 2020 00:24:52 Amos Jeffries wrote:
> On 29/07/20 11:58 pm, Klaus Brandl wrote:
> > On Wednesday 29 July 2020 23:03:43 Amos Jeffries wrote:
> >> On 29/07/20 8:29 pm, Klaus Brandl wrote:
> >>> Setting an other "visible_hostname" may also help.
> >> Why do you think the hostname has any relation to the problem?
> > because we had also a forwarding loop by connection 2 squids on the
> > same host together via a parent statement. Then in the via header
> > there was the same hostname 2 times, and this issued squid to detect
> > a forwarding loop. Setting an other visible_hostname on one of the
> > squids solved this problem.>
> In your situation the parent proxy was wrongly reporting loops since
> it saw its own name coming out of the child proxy. That is not a real
> loop, just a misconfiguration on your part to begin with.
> NP: Klaus, unique_hostname is probably a better solution to your
> problem. That lets loop detection work properly but both proxies send
> URLs containing the shared visible_hostname to clients when they need
> to reference proxy resources.
ok, thank you, i will use this next time we have this problem.
> For this thread the OP has only one Squid and it is first in the proxy
i saw the "cache_peer 127.0.0.1 parent 8080..." entry and it remembered me to our problem, sorry.
> For a loop to happen the peer must already be accepting traffic from
> Squid with its current visible/public hostname. Only after that the
> traffic might loop back to Squid to begin another circle. So setting
> the Squid hostname to a different value will not stop any real loops,
> only alter the string placed in the Via header each cycle.
> Right now in the troubleshooting we are trying to get loops to show up
> to see whether that is the hidden problem.
> squid-users mailing list
> squid-users at lists.squid-cache.org
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