[dpdk-dev] Is it possible to get symmetric hash from RSS for a given flow

Sangjin Han sangjin at eecs.berkeley.edu
Fri Feb 28 01:24:44 CET 2014


This is exactly what you want:


On Thu, Feb 27, 2014 at 4:22 PM, Daniel Kan <dan at nyansa.com> wrote:
> Hi,
> It appears that the hash computed from RSS is unidirectional. Hence, for a 5-tuple flow, packet in one direction can be routed to a queue that may be different than packet in the other direction. I'm wondering if there is a configuration or mechanism to get a symmetric hash so that all packets for a given flow will be in the same queue. Thanks in advance.
> Dan

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