On Thu, Nov 04, 2010 at 10:41:37PM +0100, Michael Schwartzkopff wrote: > On Thursday 28 October 2010 15:59:17 Michael Schwartzkopff wrote: > > On Thursday 28 October 2010 13:42:47 Simon Horman wrote: > > > On Thu, Oct 28, 2010 at 08:24:36AM +0200, Michael Schwartzkopff wrote: > > > > Hi, > > > > > > > > is it possible to use direct routing with clients, real server and > > > > director in the same LAN? > > > > > > Yes. Actually, that is how I do most of my testing. > > > > Do you have any idea why the director might limit the performance of our > > system? Without LB I get 100 connections/s to the real IP address of a real > > server. When I address the virtual IP of the director I get a performance > > drop to 1 connection/s. > > > > tcpdump shows that sometimes I have no traffic at all on the line to 0.2 > > sec. > > > > Any ideas? Thanks. > > Probably a bug with gso in the igb network card driver.
I don't think that LVS handles GSO properly and that as a work-around it needs to be disabled. I will try and find a more satisfactory fix to this problem. _______________________________________________ Please read the documentation before posting - it's available at: http://www.linuxvirtualserver.org/ LinuxVirtualServer.org mailing list - [email protected] Send requests to [email protected] or go to http://lists.graemef.net/mailman/listinfo/lvs-users
