On lör, 2007-09-08 at 09:15 -0700, Paul Bertain wrote: > HI All, > > We are experiencing a fairly regular occurance of Negative hits. If > I understand correctly, this is when the Squid parent thinks it has a > copy of the object but the object does not exist where it thought it > had it anymore. Is this correct? No, negative hits is when an earlier error is seen in response to the request. 403 is "Forbidden/Access denied". > I have altered the ExpiresDefault > directive in Apache for my web server to see if the time the > NEGATIVE_HIT lasts is shorter but I was wondering if the best way to > clear that out is through Cachemgr using squidclient (which I am > having troubles setting up): Errors generally do not have expiry information. Instead the negative_ttl from squid.conf is used. > and here is a sample NEGATIVE_HIT log entry: > > 75.62.2.60 - - [08/Sep/2007:09:21:32 -0500] "GET http:// > web.lipadesogesk.name/favicon.ico HTTP/1.1" 403 1579 > TCP_NEGATIVE_HIT:NONE To find when the error which was cached you have to scroll back to the last non-negative request for this URL. Should have been a 403 response. Usually a TCP_MISS. Regards Henrik
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