Re: [lvs-users] ipvs or apache/mod_proxy/mod_balancer

To: users mailing list. <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] ipvs or apache/mod_proxy/mod_balancer
From: Jay Faulkner <jay.faulkner@xxxxxxxxxxxxx>
Date: Tue, 30 Jun 2009 09:28:49 -0500

> you can do the same config with LVS. Just use NAT mode. The
> disadvantage: it
> does not scale that good because every traffix has to be routed back
> through the
> gateway. As a rule of the thumb you can tell: About 10 to 20 real
> servers  in
> NAT mode.

We use LVS-NAT, and load balance, in some of our clusters, 100 servers. The 
amount of traffic that LVS-NAT can handle is fully dependent on the amount of 
network bandwidth available, quality of NICs in the server, and CPU power.

Jason Faulkner
Linux Engineer, Rackspace Email & Apps
o: (540) 443-2101 (ex. 505-2101)

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