On Mon, 18 Oct 2010 15:41:25 +0100 (BST), Steve Hill <steve@xxxxxxxxxxx> wrote: > On Fri, 15 Oct 2010, Amos Jeffries wrote: > >> First step is upgrading to 3.1.8 to see if its one of the many found and >> solved bugs. >> If its still remains there check bugzilla for any references. > > I'll certainly check with the latest Squid, but I haven't found anything > in bugzilla to suggest that this bug is either known about or fixed. This > bug tends to take several weeks or months to show up (and for some reason > only appears on 2 of our servers), so just checking on a slightly newer > release on the offchance that the bug has been fixed by accident is going > to take a really long time. :( Sounds a lot to me like some rare response from ICAP which confuses Squid about the reply size. Or a persistent connection race leaking FD. Pity it's so rare, the fix is likely to require a trace of the ICAP server response headers. Amos