[one-users] keepalived: problem implementing virtual ip

[Teik Hooi Beh]

Hi,

Are you using virtual or physical load balancer?

Beh

On Wed, Oct 17, 2012 at 4:50 PM, Lim Kean Meng <km.lim at mimos.my> wrote:

>  I want to setup a load balance to point to 2 VM in opennebula using
> keepalived, refer to ww.keepalived.org****
>
> I am having problem when implementing virtual ip or vip.  ** **
>
> The vip which is actually an arbitrary ip in the same network  can bind to
> my VM eth0 (this is the master server) and if the master is down, the vip
> will float and bind to the standby VM eth0.****
>
> ** **
>
> But the vip cannot be ping from other VM except the VM that is binding the
> vip as below.  Here my vip is 10.4.104.88 and my master and standby VM are
> 10.4.104.28 and 10.4.104.91 respectively, available below.****
>
> ** **
>
> [root at DW-LB01-253 ~]# ping 10.4.104.88****
>
> PING 10.4.104.88 (10.4.104.88) 56(84) bytes of data.****
>
> 64 bytes from 10.4.104.88: icmp_seq=1 ttl=64 time=0.127 ms****
>
> ^C****
>
> --- 10.4.104.88 ping statistics ---****
>
> 1 packets transmitted, 1 received, 0% packet loss, time 760ms****
>
> rtt min/avg/max/mdev = 0.127/0.127/0.127/0.000 ms****
>
> ** **
>
> [root at DW-LB02-254 ~]# ping 10.4.104.88****
>
> PING 10.4.104.88 (10.4.104.88) 56(84) bytes of data.****
>
> ^C****
>
> --- 10.4.104.88 ping statistics ---****
>
> 1 packets transmitted, 0 received, 100% packet loss, time 804ms****
>
> ** **
>
> [root at DW-LB01-253 ~]# ip add sh eth0****
>
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP qlen 1000****
>
>     link/ether 02:00:0a:04:68:1c brd ff:ff:ff:ff:ff:ff****
>
>     inet 10.4.104.28/24 brd 10.4.104.255 scope global eth0****
>
>     inet 10.4.104.88/32 scope global eth0****
>
>     inet6 fe80::aff:fe04:681c/64 scope link****
>
>        valid_lft forever preferred_lft forever****
>
> ** **
>
> [root at DW-LB02-254 ~]# ip add sh eth0****
>
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP qlen 1000****
>
>     link/ether 02:00:0a:04:68:5b brd ff:ff:ff:ff:ff:ff****
>
>     inet 10.4.104.91/24 brd 10.4.104.255 scope global eth0****
>
>     inet6 fe80::aff:fe04:685b/64 scope link****
>
>        valid_lft forever preferred_lft forever****
>
> ** **
>
> ** **
>
> Thanks and best regards.****
>
> ** **
>
> ** **
>
> Lim****
>
> ** **
>
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>
>
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