Date: Wed, 9 Nov 2005 15:32:45 -0500 From: "Jon Krause" <data2@cablespeed.com> To: <freebsd-questions@freebsd.org>, "Ian Lord" <mailing-lists@msdi.ca> Subject: Re: Web Balancing with multicast Message-ID: <07a901c5e56c$bdf054c0$05dc3818@mdm246a3e4f6fc> References: <6.2.3.4.2.20051109122614.0466c9a8@pop.msdi.ca> <06e801c5e556$7971daa0$05dc3818@mdm246a3e4f6fc> <6.2.3.4.2.20051109131857.04659908@pop.msdi.ca>
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----- Original Message ----- From: Ian Lord To: Jon Krause ; freebsd-questions@freebsd.org Sent: Wednesday, November 09, 2005 2:57 PM Subject: Re: Web Balancing with multicast Thanks for the hint, but this is an active/passive software so only one host can answer request while others wait to see if they need to become master (because master has failed) At 12:53 2005-11-09, Jon Krause wrote: ----- Original Message ----- From: "Ian Lord" Sent: Wednesday, November 09, 2005 12:37 PM Subject: Web Balancing with multicast > Hi, > > is there an application to load balance web traffic using multicast > on freebsd ? > > We have web servers currently running NLB (network load balancing) on > windows 2003 that works this way (simplified for clarity): > > We have server A that listen on ip 10.10.10.11 > We have server A that listen on ip 10.10.10.12 > > Both server also listen to "virtual ip" 10.10.10.10. That ip is in > fact a multicast ip so that a request going to that ip is received by > both server. Windows load balancing then decide which of the 2 > machines process the request. It also adapts itself if a server is > added or removed from the cluster (manually or on a failure) > > I saw there is a way with freebsd to add a machine in front of the > cluster that will direct the traffic and load balance the traffic > between a group of computers, but I'm looking for a solution similar > to windows load balancing that doesnt require a dedicated machine in > front of the cluster. > > If someone knows of an app that could do that, I would appreciate if > you could give me a url for the software in question... > > Please don't mention solutions that require the use of a dedicated > machine in front of the cluster. If there is no way to do this on > freebsd, I will simply use a cisco load balancer in front of my freebsd servers > > Thanks a lot > Please see CARP: http://www.freebsd.org/cgi/url.cgi?ports/net/ucarp/pkg-descr I think this might be what you are looking for. Best, Jon ################## How about Heartbeat?: http://www.freebsd.org/cgi/url.cgi?ports/sysutils/heartbeat/pkg-descr Jon _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
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