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Hi
I haven't tried LVS_DR but one thing I noticed in your config made me
curious...
Why is the VIP (.98) on the loopback interface?
Andy
> I'm playing with a small LVS-DR cluster where the
> directors are also the load balancers, modeled after
> the "Streamline High Availability and Load Balancing"
> example on http://www.ultramonkey.org/. I'm running:
>
> RedHat 7.3 with updates
> kernel-2.4.20-19.7.um.1.i586.rpm (ultramonkey.org -
> includes LVS 1.0.9 and hidden_interface patches)
> ipvsadm-1.21-1.rh.7.3.um.1.i386.rpm (ultramonkey.org)
> keepalived-1.1.1 (keepalived.org)
>
> /ETC/SYSCTL.CONF
> net.ipv4.ip_forward = 1
> net.ipv4.conf.default.rp_filter = 1
> net.ipv4.conf.all.hidden = 1
> net.ipv4.conf.lo.hidden = 1
>
> I have the following IP setup:
> VIP: 192.168.100.98
> RIP: 192.168.100.96 (server1)
> RIP: 192.168.100.97 (server2)
>
> SERVER-DIRECTOR1
> eth0 - 192.168.100.96
> lo:0 - 192.168.100.98
>
> SERVER-DIRECTOR2
> eth0 - 192.168.100.97
> lo:0 - 192.168.100.98
>
> Keepalived correctly handles the assignment and
> failover of the VIP:192.168.100.98 (via iproute2). My
> problem, however, is that I can't ping or otherwise
> connect to the VIP from any other boxes on my
> 192.168.100.X LAN ... regardless of which
> SERVER-DIRECTOR is primary and owns the IP.
>
> [root@test1 root]# ip addr show
> 1: lo: <LOOPBACK,UP> mtu 16436 qdisc noqueue
> link/loopback 00:00:00:00:00:00 brd
> 00:00:00:00:00:00
> inet 127.0.0.1/8 brd 127.255.255.255 scope host lo
> inet 192.168.0.98/32 brd 192.168.0.255 scope
> global lo:0
> 2: eth0: <BROADCAST,MULTICAST,UP> mtu 1500 qdisc
> pfifo_fast qlen 100
> link/ether 00:01:80:02:20:18 brd ff:ff:ff:ff:ff:ff
> inet 192.168.0.96/24 brd 192.168.0.255 scope
> global eth0
> inet 192.168.0.98/24 scope global secondary eth0
>
>
> If it matters, these two boxes are connected to a hub,
> not a switch.
>
> Does anyone have any suggestions on where to start
> troubleshooting this? This simple problem is driving
> me crazy! Thanks!
>
> -Ken
>
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