Thanks Amos. refresh_pattern (cgi-bin|\?) 0 0% 0 does this mean for each request of dynamic page, squid will validate it to original server? On Tue, Jul 1, 2008 at 11:33 AM, Amos Jeffries <squid3@xxxxxxxxxxxxx> wrote: > > Old squid did not cache any dynamic pages at all by default. > RFC 2616 allows dynamic pages to be cached if they have expiry > information. Squid 3.0 config has been updated to do that. > > The same config is also usually safe to use these days in squid back as > far as 2.6, but we decided not to make the policy change in squid-2 with > such a large number of people affected. > > The net result is a few more percentage points on the hit ratio and a > slightly better standard-compliance rating.