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Re: LVS-DR where Directors are also Realservers

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: LVS-DR where Directors are also Realservers
From: Joseph Mack <mack.joseph@xxxxxxx>
Date: Thu, 21 Aug 2003 15:32:11 -0400
ken price wrote:
> 
 
> vacation?!?!  the nerve!  horms should be fired.

can't believe it myself.


> i was using the example from ultramonkey.org and setup
> /etc/sysconfig/network-scripts/ifcfg-lo:0 file which
> still uses "ifconfig".  i removed it, and setup
> 192.168.0.98 on lo using the "ip" utility instead of
> "ifconfig" and a lo:0 alias (keepalived uses "ip" as
> well).  This worked, with both director-servers
> serving content correctly, but then the IP got lost on
> failover.  As if eth0 wasn't sending ARP broadcasts,
> the client's still had the VIP associated with the
> original master director's MAC address, even though
> the backup director now owned the IP.

there's a send-arp utility in there somewhere that sends out
icmp replies (without having first being asked) with the new
MAC address after failover. Perhaps this isn't running.

Joe

-- 
Joseph Mack PhD, High Performance Computing & Scientific Visualization
SAIC, Supporting the EPA Research Triangle Park, NC 919-541-0007
Federal Contact - John B. Smith 919-541-1087 - smith.johnb@xxxxxxx
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