From owner-freebsd-isp Wed May 13 13:35:42 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA11124 for freebsd-isp-outgoing; Wed, 13 May 1998 13:35:42 -0700 (PDT) (envelope-from owner-freebsd-isp@FreeBSD.ORG) Received: from news1.gtn.com (news1.gtn.com [194.77.0.15]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id NAA11110 for ; Wed, 13 May 1998 13:35:31 -0700 (PDT) (envelope-from andreas@klemm.gtn.com) Received: (from uucp@localhost) by news1.gtn.com (8.8.6/8.8.6) with UUCP id WAA07163; Wed, 13 May 1998 22:30:19 +0200 (MET DST) Received: (from andreas@localhost) by klemm.gtn.com (8.8.8/8.8.8) id WAA15504; Wed, 13 May 1998 22:24:42 +0200 (CEST) (envelope-from andreas) Message-ID: <19980513222442.C15191@klemm.gtn.com> Date: Wed, 13 May 1998 22:24:42 +0200 From: Andreas Klemm To: IBS / Andre Oppermann Cc: isp@FreeBSD.ORG Subject: Re: how many virtual www server on a 2.2.6 PPro machine ? References: <19980513210347.A12724@klemm.gtn.com> <3559FCB1.C2722594@pipeline.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.91.1i In-Reply-To: <3559FCB1.C2722594@pipeline.ch>; from IBS / Andre Oppermann on Wed, May 13, 1998 at 10:04:01PM +0200 X-Disclaimer: A free society is one where it is safe to be unpopular X-Operating-System: FreeBSD 3.0-CURRENT SMP Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Wed, May 13, 1998 at 10:04:01PM +0200, IBS / Andre Oppermann wrote: > Andreas Klemm wrote: > > Currently a Linux DLD 5.1 chokes on over 120 virtual webservers. > > Every virtual webserver has it's own log an error logfile. > > Just compile with enough MAXUSERS and modify the login class > to allow all the open files. I currently have maxuser set to 128, is that ok for such an environment ? > > I know, that most people only put about 40 or so virtual > > webservers onto one machine, but the virtual webservers > > aren't heavy loaded ... > > We are running with 128 or so, no problem so far (with apache). > I've set up one apache daemon for every 32 virtual servers in the > case one fails and to have not too many open files per process. > The box works like a champ (only P5-133) due to the superior > VM/task sheduler of FreeBSD. Wow ! ;-) > > The max number of IP aliases is 255 I think per network card. > > If I would like to configure 240 ... would that run or > > do you see problems ? I'd try that if you don't know. > > I've seen a mail on that subject sometime last year. It said > there should be 'no limit' and he tried it with over 300 (if my > memory did'nt fail). One suggestion was to alias your loopback > interface with all that ip's and put a static route on your > router that points to the whole class-c on your box. This avoids > all the ARP entries on your ethernet (and I think the arp tables > are not very huge). Thanks ! Andreas /// -- Andreas Klemm http://www.FreeBSD.ORG/~andreas What gives you 90% more speed, for example, in kernel compilation ? http://www.FreeBSD.ORG/~fsmp/SMP/akgraph-a/graph1.html "NT = Not Today" (Maggie Biggs) ``powered by FreeBSD SMP'' To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message