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システムログファイルに「TCP: ensX: Driver has suspect GRO implementation, TCP performance may be compromised」 のエラーが表示される理由

Solution Unverified - Updated -

Issue

システムの /var/log/messages ファイルには、以下のように多数のログが含まれます。

Aug  3 14:35:56 localhost kernel: TCP: ens192: Driver has suspect GRO implementation, TCP performance may be compromised.
[...]
Aug  1 21:26:09 localhost kernel: TCP: ens192: Driver has suspect GRO implementation, TCP performance may be compromised.

Environment

  • Red Hat Enterprise Linux(RHEL) 7.4.

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