Why did the server hang with messages like "kernel: be2net 0000:04:00.0: UE: MPU bit set" on the console?
Issue
- Server got hung, with below
be2net
messages on the console. - What is the cause of the following be2net messages?
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.0: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.1: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.2: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.3: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.4: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.5: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.6: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.7: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.0: UE: MPU bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.0: UE: RXF bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.0: UE: PMEM bit set
Jun 3 17:07:53 HOSTNAME kernel: be2net 0000:04:00.0: UE: NETC bit set
- Powercycle the server and after reboot, the messages disappeared.
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux MRG Realtime
be2net
module.
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