Oracle Linux, VM: After Patching To UEK2 Kernel 2.6.39-400.250.6.el5uek Transfers Over InfiniBand (IB) Stall
Last updated on AUGUST 22, 2016
Applies to:Linux OS - Version Oracle Linux 5.0 to Oracle Linux 5.11 with Unbreakable Enterprise Kernel [2.6.39] [Release OL5 to OL5U11]
Information in this document applies to any platform.
After patching, customer is facing performance degradation issues using scp(1).
Prior to patching, GRO was off. After patching Ethernet network card had Generic Receive Offload (GRO) option enabled.
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