[Linux-cluster] Ethernet Channel Bonding Configuration Clarification is Needed
Alan A
alan.zg at gmail.com
Tue Sep 16 15:48:19 UTC 2008
You have to look for the bonding option in /etc/modprobe.conf .. Mode 1 is
going to use only one NIC at the time and engage the other NIC only if the
first one fails. Try mode 0 which is round robin or mode 5 or 6.
2008/9/16 Balaji <balajisundar at midascomm.com>
> Dear All,
>
> I have using RHEL4 Update 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 as per the
> below link
>
>
> http://www.redhat.com/docs/manuals/csgfs/browse/rh-cs-en/s1-hardware-connect.html#S2-HARDWARE-ETHBOND
>
> 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
>
> <http://lists.centos.org/mailman/listinfo/centos>
>
>
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>
--
Alan A.
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