I don't know if it impacts on the cluster config, but I had problems recently with links in my bonding interfaces going down because of some hotplug interference. The solution was to add HOTPLUG=no to /etc/sysconfig/network Might be worth a try. John. Balaji wrote: > Dear All, > Please ignore my previous mail > I have using CentOS 4.4 Linux and Kernel Version is 2.6.9-42.EL > > I have configured Cluster Suite with 2 servers > Server 1 : 192.168.13.110 IP Address and hostname is primary > Server 2 : 192.168.13.179 IP Address and hostname is secondary > Floating : 192.168.13.83 IP Address (Assumed by currently active server) > > I have configured Ethernet Channel Bonding in Each Cluster Nodes and > Channel Bonding Configuration Details are > 1) Created bonding devices in "/etc/modprobe.conf" file alias bond0 > bonding > options bonding miimon=100 mode=1 > 2) Edit the "/etc/sysconfig/network-scripts/ifcfg-eth0 and ifcfg-eth1" > configuration > DEVICE=eth0 > USERCTL= no > ONBOOT=yes > MASTER=bond0 > SLAVE=yes > BOOTPROTO=none > > DEVICE=eth1 > USERCTL= no > ONBOOT=yes > MASTER=bond0 > SLAVE=yes > BOOTPROTO=none > 3) Created a network script for the bonding device is > "/etc/sysconfig/network-scripts/ifcfg-bond0" > DEVICE=bond0 > USERCTL=no > ONBOOT=yes NETMASK=255.255.255.0 > GATEWAY=192.168.13.1 > IPADDR=192.168.13.110 > 4) Reboot the system for the changes to take effect. > > After i am rebooted both the server then cluster node becomes simplex > and Services are started on both the nodes > The cluster output in primary node > > Member Status: Quorate > > Member Name Status > ----------- --------- > primary Online, Local, rgmanager > secondary Offline > > Service Name Owner (Last) State > ------------ ------------ -------- > Service primary started > > The cluster output in secondary node > > Member Status: Quorate > > Member Name Status > ----------- --------- > primary Offline > secondary Online, Local, rgmanager > > Service Name Owner (Last) State > ------------ -------------- -------- > Service secondary started > > Before Ethernet Channel Bonding cluster services are active in one node > and other nodes acts as passive node. > But after Ethernet Channel Bonding cluster services are active on both > the nodes > > I don't know what is the problem and is their any configuration is > required in cluster configuration file and > cman is working only with eth0 interface > > Can some one throw light on this peculiar problem > > Regards > -S.Balaji > > > ------------------------------------------------------------------------ > > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos -- John Newbigin ITS Senior Analyst / Programmer Faculty of Information and Communication Technologies Swinburne University of Technology Melbourne, Australia http://www.ict.swin.edu.au/staff/jnewbigin