MTU changes during bond failover with be2net module in RHEL 5.5
Issue
-
Slaves in the bond is reporting MTU changes when testing failover from primary to backup using
ifdown <slave>and when reselecting the primary afterifup <slave>Sep 29 14:27:00 hostname1 kernel: bonding: bond0: Adding slave eth5. Sep 29 14:27:00 hostname1 kernel: be2net 0000:11:00.1: MTU changed from 1500 to 9000 bytes Sep 29 14:27:00 hostname1 kernel: eth5: Link up Sep 29 14:27:00 hostname1 kernel: bonding: bond0: making interface eth5 the new active one. Sep 29 14:27:00 hostname1 kernel: bonding: bond0: enslaving eth5 as an active interface with an up link. Sep 29 14:28:07 hostname1 kernel: bonding: bond0: Removing slave eth5 Sep 29 14:28:07 hostname1 kernel: bonding: bond0: releasing active interface eth5 Sep 29 14:28:08 hostname1 kernel: bonding: bond0: making interface eth4 the new active one. Sep 29 14:28:08 hostname1 kernel: be2net 0000:11:00.1: MTU changed from 9000 to 1500 bytes Sep 29 14:29:10 hostname1 kernel: bonding: bond0: Adding slave eth5. Sep 29 14:29:10 hostname1 kernel: be2net 0000:11:00.1: MTU changed from 1500 to 9000 bytes Sep 29 14:29:10 hostname1 kernel: eth5: Link up Sep 29 14:29:10 hostname1 kernel: bonding: bond0: making interface eth5 the new active one. Sep 29 14:29:10 hostname1 kernel: bonding: bond0: enslaving eth5 as an active interface with an up link.
Environment
- Red Hat Enterprise Linux (RHEL) 5 Update 5
- Emulex OneConnect CNA using be2net module
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