[Linux-cluster] Ethernet Channel Bonding Configuration in RHEL Cluster Suite Setup

Balaji balajisundar at midascomm.com
Fri Feb 29 12:28:00 UTC 2008


Dear All,

    I am new in RHEL Cluster Suite.

    I have Configure Cluster and Rebooted the system and then cluster 
become active in primary node and other node as passive and member 
status becomes Online for both the cluster nodes
 
    In Cluster Suite i am monitoring the resources as scripts files and 
ipaddress and During network failure one of the node or both the nodes 
are removed from the cluster member and All the resources are stopped 
and then rebooted the system only both the system are joining into the 
cluster member.

    I have followed the RHEL Cluster Suite Configuration document 
"rh-cs-en-4.pdf" and I have found out Ethernet Channel Bonding in Each 
Cluster Nodes will avoid the network single point failure in cluster 
system.
 
    I have configured the Ethernet Channel Bonding with mode as 
active-backup without fence device.

    Ethernet Channel Bonding Configuration Details are
    1. In " /etc/modprobe.conf" file added the following bonding driver 
support  
       alias bond0 bonding
       options bonding miimon=100 mode=1
    2. Edited the "/etc/sysconfig/network-scripts/ifcfg-eth0" file added 
the following configuration
       DEVICE=eth0
       USERCTL=no
       ONBOOT=yes
       MASTER=bond0
       SLAVE=yes
       BOOTPROTO=none
    3. Edited the "/etc/sysconfig/network-scripts/ifcfg-eth1" file added 
the following configuration
       DEVICE=eth1
       USERCTL=no
       ONBOOT=yes
       MASTER=bond0
       SLAVE=yes
       BOOTPROTO=none
    4. Created a  network  script for the bonding device 
"/etc/sysconfig/network-scripts/ifcfg-bond0"
        DEVICE=bond0
        USERCTL=no
        ONBOOT=yes
        IPADDR=192.168.13.109
        NETMASK=255.255.255.0
        GATEWAY=192.168.13.1
    5. Reboot the system for the changes to take effect.
    6. Configure Ethernet Channel Bonding
    7. Rebooted the system and then cluster services are active on both 
the nodes and member status of current node is Online and other node as 
Offline

    I need clarification about Ethernet Channel Bonding will work with 
Fence Device or not.

    I am not sure why this is happening. Can some one throw light on this.

Regards
-S.Balaji




       





















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