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Subject: A little oddity with mlx4en
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From: Pete French <petefrench@ingresso.co.uk>
Date: Fri, 20 Apr 2018 17:57:23 +0100
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This amsued me. If I run 'sysctl -a' on a box with a ConnectX-2 card in
it then I get this message on console:

"mlx4_core0: port level mtu is only used for IB ports"

Quite surprised that listing sysctls results in messages to console!

-pete.