The Mellanox Driver prints out "mlx4_cmd_wait:command 0x43, wait_for_completion_timeout faile" On Oracle Linux 6.4 with UEK2 kernel (Doc ID 1630389.1)

Last updated on MARCH 05, 2014

Applies to:

Linux OS - Version Oracle Linux 6.4 with Unbreakable Enterprise Kernel [2.6.39] and later
Linux x86-64
Linux x86

Symptoms

Oracle Linux 6.4 with Unbreakable Enterprise Kernel Release 2(UEK2) kernel 2.6.39-400.17.1.el6uek is printing out the following errors:

However, the Red Hat Compatible Kernel(RHCK) kernel 2.6.32-358.2.1.el6 does not have this issue.

The server installs a Mellanox Technologies MT26448 ConnectX EN 10G card.

Cause

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