[ovs-dev] [PATCH] Simplify kernel sFlow implementation

Ben Pfaff blp at nicira.com
Wed Aug 10 05:25:31 UTC 2011


On Wed, Aug 10, 2011 at 01:18:35PM +0800, Jesse Gross wrote:
> The rough goal that I was thinking of (although certainly without all
> of the details fleshed out) is to have a sample action which takes a
> probability and sublist of actions which is executed according to the
> probability.  The existing sFlow support would then be replaced in the
> kernel by prepending sample(probability, action:userspace(identifier))
> to to the normal list of actions.  Of course, it could also be used to
> mirror to a fraction of traffic, etc.

I like this idea very much.



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