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Oracle Linux: Bond# mis-configured as "round-robin" with "active-backup" configuration (Doc ID 2211446.1)

Last updated on AUGUST 04, 2018

Applies to:

Linux OS - Version Oracle Linux 6.0 to Oracle Linux 6.7 [Release OL6 to OL6U7]
Information in this document applies to any platform.

Symptoms

bonding devices are configured as "round-robin(mode=0)" even though they are configured as "active-backup(mode=1)" according to configuration files:

$ grep mode /etc/sysconfig/network-scripts/ifcfg-bond*
/etc/sysconfig/network-scripts/ifcfg-bond0:BONDING_OPTS='mode=1 use_carrier=1 miimon=250 downdelay=5000 updelay=5000'
/etc/sysconfig/network-scripts/ifcfg-bond1:BONDING_OPTS='mode=1 use_carrier=1 miimon=250 downdelay=5000 updelay=5000'
/etc/sysconfig/network-scripts/ifcfg-bond2:BONDING_OPTS='mode=1 use_carrier=1 miimon=250 downdelay=5000 updelay=5000'
/etc/sysconfig/network-scripts/ifcfg-bond3:BONDING_OPTS='mode=0 use_carrier=1 miimon=250 downdelay=5000 updelay=5000'
$
$
$ grep "Bonding Mode" /proc/net/bonding/bond*
/proc/net/bonding/bond0:Bonding Mode: fault-tolerance (active-backup) (fail_over_mac active)
/proc/net/bonding/bond1:Bonding Mode: load balancing (round-robin)
/proc/net/bonding/bond2:Bonding Mode: load balancing (round-robin)
/proc/net/bonding/bond3:Bonding Mode: load balancing (round-robin)
$

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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