From owner-freebsd-isp Tue Aug 10 15:31:37 1999 Delivered-To: freebsd-isp@freebsd.org Received: from phoenix.aye.net (phoenix.aye.net [206.185.8.134]) by hub.freebsd.org (Postfix) with SMTP id CBBB014E6D for ; Tue, 10 Aug 1999 15:31:17 -0700 (PDT) (envelope-from barrett@phoenix.aye.net) Received: (qmail 10807 invoked by uid 1000); 3 Aug 1999 13:57:31 -0000 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 3 Aug 1999 13:57:31 -0000 Date: Tue, 3 Aug 1999 09:57:31 -0400 (EDT) From: Barrett Richardson To: Steve Hovey Cc: Mitch Vincent , freebsd-isp@FreeBSD.ORG Subject: Re: Loadbalance webservers In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-isp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org You can just have multiple address records www IN A x.x.x.3 IN A x.x.x.4 . . . IN A x.x.x.n On Tue, 3 Aug 1999, Steve Hovey wrote: > > Anyone know a good place they can point me to for the how-tos of round > robin DNS? > > On Mon, 2 Aug 1999, Mitch Vincent wrote: > > > Isn't the most common way of load balancing something like a web server, > > just round-robin DNS? > > > > I know there are several hardware solutions for load balancing, but I'd say > > round-robin is the most commonly used non-hardware method. > > > > > > -Mitch > > > > "When all your plans fail, backup, re-group and press on. The only real > > failure is quitting..." > > > > -----Original Message----- > > From: Craig W. Shaver > > To: LutzRab@omc.net ; freebsd-isp@FreeBSD.ORG > > > > Date: Monday, August 02, 1999 5:04 PM > > Subject: Re: Loadbalance webservers > > > > > > > > > >> Subject: Loadbalance webservers > > >> Reply-To: LutzRab@omc.net > > >> X-mailer: Pegasus Mail for Win32 (v3.11) > > >> Sender: owner-freebsd-isp@FreeBSD.ORG > > >> X-Loop: FreeBSD.org > > >> Precedence: bulk > > >> > > >> We have the problem to split the traffic to a busy website on two or > > >> more webservers. This needs to be done in a way that the client doesn't > > >> realize that there are different machines serving the same domain. > > >> > > >> We use 3.2.STABLE with apache 1.3.6/php. > > >> > > >> Is there an approach to do this under FreeBSD? > > >> > > >> I guess that yahoo.com does not have just one frontend webserver... > > >> > > >> lutz rabing > > >> -OMCnet Internet Service GmbH- > > >> > > > > > > > > >I've seen two that work pretty well, but they are not shareware/open > > >source. One method is to use cisco local director. The cisco people > > >are coming out with a revision on this that allows you to run a load > > >input back to the director from a program running at a specific port on > > >your individual web server. That would allow you to determine a factor > > >that tells the cisco box how loaded you are :). That could be > > >determined by load, cpu utilization, memory usage, swap, etc. The > > >current version of local director uses the number of connections and any > > >predetermined heuristic that you input for load balancing. > > > > > >Another solution is Resonate. I am currently using that on > > >http://translator.go.com/ for both the front ends and back ends. It is > > >very flexible and can be configured to do all sorts of custom load > > >balancing. It can even be used to map a single port to multiple ports. > > >They have a version for Linux, but not for freebsd. Maybe if enough of > > >us ask they could do one for freebsd. They seem to be pretty responsive > > >to my questions. They run agents on multiple servers that have been > > >ifconfig'd to answer to the same ip. The agents talk to each other and > > >do heartbeats. One agent is the master, another is the failover > > >scheduler, and the rest are just plain servers. This package is easy to > > >set up and administer. I like it. > > > > > > > > > > > >-- > > >cshaver@infoseek.com (408)543-6451 > > >Craig Shaver, Productivity Group > > >POB 60458 Sunnyvale, CA 94088 (650)390-0654 > > >http://www.progroup.com/ mailto:craig@progroup.com > > > > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > > >with "unsubscribe freebsd-isp" in the body of the message > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-isp" in the body of the message > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message