Use the tips give below to troubleshoot the LVS Load Balancer:
Use the command shown below to find the syslogs related to the Keepalived:
Check the configured VIP addresses for
ip addr listcommand.
If you are unable to connect to the server, you can telnetto the VIP and port.
During failover, it is normal to expect a delay in the new connection establishment, until the slave node takes control. The delay depends on the load, on the cluster. Therefore it will take several minutes.
no route to host, recheck the
keepalived.confconfiguration file, which is in the the
/etc/keepaliveddirectory to make sure that you have entered the correct VIP and RIPs.