> From: Amos Jeffries <squid3@xxxxxxxxxxxxx> > Date: Tue, 20 Oct 2009 00:14:58 +1300 > To: Ross Kovelman <rkovelman@xxxxxxxxxxxxxxxx> > Cc: "squid-users@xxxxxxxxxxxxxxx" <squid-users@xxxxxxxxxxxxxxx> > Subject: Re: High CPU Utilization > > Ross Kovelman wrote: >>> From: Amos Jeffries <squid3@xxxxxxxxxxxxx> >>> Date: Mon, 19 Oct 2009 18:14:33 +1300 >>> Cc: "squid-users@xxxxxxxxxxxxxxx" <squid-users@xxxxxxxxxxxxxxx> >>> Subject: Re: High CPU Utilization >>> >>> Ross Kovelman wrote: >>>> Any reason why I would have high CPU utilization, avg around 90%? I did >>>> build it for PPC although I do have a large dstdomain list which contains >>>> URL's that are not allowed on the network. It is a Mac G4 dual 1.33. This >>>> is with no load, or I should say no users on the network. >>>> >>>> Thanks >>>> >>> Could be a few things: >>> >>> * bug 2541 (except latest 3.0 and 3.1 releases) >>> >>> * lots of regex patterns >>> >>> * garbage collection of the various caches >>> >>> * UFS storage system catching up after a period of load >>> >>> * memory swapping >>> >>> * RAID >>> >>> * ... any combination of the above. >>> >>> If you have the strace tool available you can look inside Squid and see. >>> Or a use "squid -k debug" to toggle full debug on/off for a short >>> period and troll the cache.log afterwards. > > >> Amos, >> >> I am not using a raid, although my single drive performance might be slow? >> Will need to check on the i/o. When I do run squid or make any changes to >> the config I do get a lot of : >> >> 2009/10/16 14:44:08| WARNING: You should probably remove 'xxx.com' from the >> ACL named 'bad_url' >> 2009/10/16 14:44:08| WARNING: 'xxx.com' is a subdomain of 'xxx.com' >> 2009/10/16 14:44:08| WARNING: because of this 'xxx.com' is ignored to keep >> splay tree searching predictable >> 2009/10/16 14:44:08| WARNING: You should probably remove 'xxx.com' from the >> ACL named 'bad_url' >> >> Would this by chance do it? There is about 22,000 sites in the bad_url >> file. > > I don't think so. Those warnings are produced by Squid as it prunes them > out of the ACL by itself. > > You can get rid of the duplicates and sub-domains manually to reduce the > warnings. > > > Amos > -- > Please be using > Current Stable Squid 2.7.STABLE7 or 3.0.STABLE19 > Current Beta Squid 3.1.0.14 Amos, Looked to be a permission issue as Squid would crash and restart. Thanks
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