From owner-freebsd-net Tue Aug 7 23: 0:45 2001 Delivered-To: freebsd-net@freebsd.org Received: from InterJet.elischer.org (c421509-a.pinol1.sfba.home.com [24.7.86.9]) by hub.freebsd.org (Postfix) with ESMTP id 7AFE937B405 for ; Tue, 7 Aug 2001 23:00:41 -0700 (PDT) (envelope-from julian@elischer.org) Received: from elischer.org (InterJet.elischer.org [192.168.1.1]) by InterJet.elischer.org (8.9.1a/8.9.1) with ESMTP id BAA73637; Wed, 8 Aug 2001 01:02:58 -0700 (PDT) Message-ID: <3B70D073.F0063D9@elischer.org> Date: Tue, 07 Aug 2001 22:38:59 -0700 From: Julian Elischer X-Mailer: Mozilla 4.7 [en] (X11; U; FreeBSD 5.0-CURRENT i386) X-Accept-Language: en, hu MIME-Version: 1.0 To: Christopher Ellwood Cc: Alfred Perlstein , freebsd-net@freebsd.org Subject: Re: Problem with Code Red II and HTTP Accept Filtering References: <20010807223158.F672-100000@diamond> Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: 7bit Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Christopher Ellwood wrote: > > On Tue, 7 Aug 2001, Alfred Perlstein wrote: > > > This is somewhat true, however your machine seems to be configured > > quite poorly. > > > > Having a low amount of NMBCLUSTERS (1024) and at the same time keeping > > an unbounded (or at least large) listen queue (listen(fd,-1)) is > > not advised, especially when you are using accept filters. > > Yes, I agree that this machine was configured poorly to be a production > web server. However, this machine was just used for testing and if it > wasn't for Code Red scans would have practically no http traffic. I > realize that most people would not be running accept filters on a low > traffic test machine, but regardless, I though a mention of the problem > would be warranted in case anyone else ran into this problem and was > unsure of the cause. despite the comments, we are apreciative of the 'heads up'... it's useful info to keep in the back of our minds.. > > Regards, > > - Christopher Ellwood > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message -- +------------------------------------+ ______ _ __ | __--_|\ Julian Elischer | \ U \/ / hard at work in | / \ julian@elischer.org +------>x USA \ a very strange | ( OZ ) \___ ___ | country ! +- X_.---._/ presently in San Francisco \_/ \\ v To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message