Le mardi 6 octobre 2009 18:57:34, Amos Jeffries a écrit : > On Tue, 6 Oct 2009 17:57:24 -0500, Luis Daniel Lucio Quiroz > > <luis.daniel.lucio@xxxxxxxxx> wrote: > > Hi Squids, > > > > Using Squid 3.0.19 we're having problems adding one more ACL. Our > > configuration has about 2000 http_access and about 2500 acl's. > > > > Now, adding one more acl, or even modifying a file pointed by an acl such > > as > > acl myacl dstregexp "myfile", our squid is slowing to much. > > > > Symtopms: > > - squid -k pharse, OK > > - squid -k reconfigure, squid slows. cache.log says squid is reloading > > but > > > it > > is too slow, squid process begins to uses about 99% of cpu. No "dying" > > message > > at log. > > > > I wonder to know if there is a maximun in squid acl, https, regexp. > > No defined limits as such. It's just long lists/trees that need to be > walked over individually on each use and built on reconfigure. > > The http_access list get walked once per request. Each ACL (mostly trees, > some lists) get walked once per test. How fast or slow really depends on > what types of ACL and what order you place them in http_access. > > Why do you have so many? > > Amos > So many, see my debug here http://pastebin.com/f197606fa from lines 58-62, helpers delay too much. This is not a little machine, it is 8 cpus amd @3.2Ghz, 64 bits, with 64 GB in RAM. If we remove any ACL we've added, this does not occur.
