NIC Hang-up With "kernel: ixgbe 0000:88:00.0: eth4: Fake Tx hang detected with timeout of 20 seconds" (Doc ID 2001523.1)

Last updated on APRIL 28, 2015

Applies to:

Linux OS - Version Oracle Linux 5.9 with Unbreakable Enterprise Kernel [2.6.39] and later
Linux x86-64

Symptoms

There are continuous error messages for a NIC and connection through this NIC fails as well:

 This messages are reported on kernel-uek-2.6.39-400-* and kernel-uek-3.8.13-* or above.

Cause

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