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 > chain. 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. > > Amos > _______________________________________________ > squid-users mailing list > squid-users@xxxxxxxxxxxxxxxxxxxxx > http://lists.squid-cache.org/listinfo/squid-users Klaus --- genua GmbH Domagkstrasse 7, 85551 Kirchheim bei Muenchen tel +49 89 991950-0, fax -999, www.genua.de Geschaeftsfuehrer: Matthias Ochs, Marc Tesch Amtsgericht Muenchen HRB 98238 genua ist ein Unternehmen der Bundesdruckerei-Gruppe. _______________________________________________ squid-users mailing list squid-users@xxxxxxxxxxxxxxxxxxxxx http://lists.squid-cache.org/listinfo/squid-users
