Oracle Linux: How to Control Asymmetric Routing on Exadata Database Servers Having Both InfiniBand And Ethernet Network Interfaces
(Doc ID 2449492.1)
Last updated on JUNE 02, 2020
Applies to:Linux OS - Version Oracle Linux 6.1 and later
The recommended configuration on Exadata database machines is to disable reverse path filtering on all InfiniBand interfaces.
However, this can cause intefere with routing if there is a server on a different network that needs to communicate with the Exadata database node. In this case, with default settings, the database server may try to respond on a different interface to the one it receives traffic on.
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