On Tue, Oct 07, 2008 at 08:38:12PM +0200, Henrik Nordstrom wrote: > On tis, 2008-10-07 at 11:49 -0500, Dave Dykstra wrote: > > > Ah, I never would have guessed that I needed to try 10 times before > > negative_ttl would take effect for a dead host. That wouldn't be > > bad at all. > > You don't. Squid does that for you automatically. I meant, in my testing I needed to try 10 times to see if negative_ttl caching was working. Or are you saying that squid tries to contact the origin server 10 times on the first request before it even returns the first 504? I thought you meant it kept track of the number of client attempts and should start caching it after 10 failures. > > time I still saw the request get sent from the child squid to the parent > > squid and return a 504 error. This is unexpected to me; is it to you, > > Henrik? I would have thought the 504 error would get cached for three > > minutes after the tenth try. > > Agreed. Ok, then I will file a bugzilla report. Meanwhile, I belive I have a workaround as I discussed in another post on this thread http://www.squid-cache.org/mail-archive/squid-users/200810/0171.html Thanks, - Dave