Oracle Linux: A NIC Is Repeatedly Up and Down
(Doc ID 2024201.1)
Last updated on AUGUST 04, 2018
Applies to:Linux OS - Version Oracle Linux 6.5 and later
Information in this document applies to any platform.
A NIC on Linux server keeps flapping (keep up and down repeatedly). No other NIC related errors are logged, only Link Up and Down events are reported in /var/log/messages:
In this example, the driver used is ixgbe, but the issue may occur with any NIC drivers.
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