On 04/25/2011 06:14 PM, david@xxxxxxx wrote: >>> if that regains the speed and/or scalability it would point fingers >>> fairly conclusively at the DNS components. >>> >>> this is the only think that I can think of that should be shared between >>> multiple workers processing ACLs >> >> but it is _not_ currently shared from Squid point of view. > > Ok, I was assuming from the description of things that there would be > one DNS process that all the workers would be accessing. from the way > it's described in the documentation it sounds as if it's already a > separate process I would like to fix that documentation, but I cannot find what phrase led you to the above conclusion. The SmpScale wiki page says: > Currently, Squid workers do not share and do not synchronize other > resources or services, including: > > * DNS caches (ipcache and fqdncache); So that seems to be correct and clear. Which documentation are you referring to? Thank you, Alex.