Last updated on OCTOBER 27, 2015
Applies to:Linux OS - Version Oracle Linux 5.3 to Oracle Linux 6.6 with Unbreakable Enterprise Kernel [3.8.13] [Release OL5U3 to OL6U6]
There are messages "DMA map failed" from Intel Network Interface card ( NIC ) driver in /var/log/messages, and occasionally its network transportation speed could be slow.
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