Even after installing VMware tools, updating NTP server the error seems to be reoccurring. We had also got confirmation from Network team that vrrp is not blocked at switch level. But still this error is appearing in /var/log/messages.
Is there any thing else that needs to be checked for arresting this issue? On Fri, Mar 14, 2014 at 3:35 PM, Emilio Campos < [email protected]> wrote: > check: > -ntp syncronization > -if you are working with virtual machines, ensure that the vmware tools, > xen tools or similar are installed. > -confirm that switches are nol locking vrrp packages. > > Regards > > > 2014-03-14 7:12 GMT+01:00 Sathish Gangadharan <[email protected] > >: > >> Hello ZenLB Admins, >> >> We had implemented Zen LB (opensource) v3.03 for loadbalancing proxy >> servers. A virtual IP with L4xNAT profile is being used for load balancing >> 3 servers and there are 2 nodes in the cluster (Cluster Type: LB01 or LB02 >> can be masters). >> >> We are facing flapping issue between the LB nodes. Unfortunately, when >> this issue occurs the service goes down completely. Can someone throw some >> light on this issue? >> >> Here are the logs taken from both the LBs: >> >> 192.168.1.5 (Primary) >> >> Mar 13 15:38:24 LB1 ucarp[3949]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> Mar 13 15:38:24 LB1 ucarp[3949]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> Mar 13 15:38:24 LB1 ucarp[3949]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> Mar 13 17:15:02 LB1 ucarp[15913]: [INFO] Local advertised ethernet >> address is [00:50:56:85:1a:e2] >> Mar 13 17:15:02 LB1 ucarp[15913]: [WARNING] Switching to state: BACKUP >> Mar 13 17:15:02 LB1 ucarp[15913]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth0 >> 192.168.1.7] >> Mar 13 17:15:09 LB1 ucarp[15913]: [WARNING] Switching to state: MASTER >> Mar 13 17:15:09 LB1 ucarp[15913]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-start.pl eth0 >> 192.168.1.7] >> Mar 13 17:15:24 LB1 ucarp[15913]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> Mar 13 17:15:24 LB1 ucarp[15913]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> Mar 13 17:15:24 LB1 ucarp[15913]: [WARNING] Non-preferred master >> advertising: reasserting control of VIP with another gratuitous arp >> >> 192.168.1.6 (Secondary) >> Mar 13 15:38:15 LB2 ucarp[3546]: [WARNING] Switching to state: MASTER >> Mar 13 15:38:15 LB2 ucarp[3546]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-start.pl eth0 >> 192.168.1.7] >> Mar 13 15:38:24 LB2 ucarp[3546]: [WARNING] Switching to state: BACKUP >> Mar 13 15:38:24 LB2 ucarp[3546]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth0 >> 192.168.1.7] >> Mar 13 15:38:29 LB2 ucarp[3546]: [WARNING] Preferred master advertised: >> going back to BACKUP state >> Mar 13 17:15:07 LB2 ucarp[14526]: [INFO] Local advertised ethernet >> address is [00:50:56:85:1a:e3] >> Mar 13 17:15:07 LB2 ucarp[14526]: [WARNING] Switching to state: BACKUP >> Mar 13 17:15:07 LB2 ucarp[14526]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth0 >> 192.168.1.7] >> Mar 13 17:15:15 LB2 ucarp[14526]: [WARNING] Switching to state: MASTER >> Mar 13 17:15:15 LB2 ucarp[14526]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-start.pl eth0 >> 192.168.1.7] >> Mar 13 17:15:24 LB2 ucarp[14526]: [WARNING] Switching to state: BACKUP >> Mar 13 17:15:24 LB2 ucarp[14526]: [WARNING] Spawning >> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth0 >> 192.168.1.7] >> Mar 13 17:15:29 LB2 ucarp[14526]: [WARNING] Preferred master advertised: >> going back to BACKUP state >> >> Many Thanks >> Sathish >> >> >> >> ------------------------------------------------------------------------------ >> Learn Graph Databases - Download FREE O'Reilly Book >> "Graph Databases" is the definitive new guide to graph databases and their >> applications. Written by three acclaimed leaders in the field, >> this first edition is now available. Download your free book today! >> http://p.sf.net/sfu/13534_NeoTech >> _______________________________________________ >> Zenloadbalancer-support mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support >> >> > > > -- > Load balancer distribution - Open Source Project > http://www.zenloadbalancer.com > Distribution list (subscribe): > [email protected] > > > ------------------------------------------------------------------------------ > Learn Graph Databases - Download FREE O'Reilly Book > "Graph Databases" is the definitive new guide to graph databases and their > applications. Written by three acclaimed leaders in the field, > this first edition is now available. 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