[ovs-dev] [PATCH] ofproto: Resubmit statistics improperly account during failover.

Ben Pfaff blp at nicira.com
Tue May 3 19:42:07 UTC 2011


On Mon, May 02, 2011 at 01:38:50PM -0700, Ethan Jackson wrote:
> In some cases, when a facet's actions change because it resubmits
> into a different rule.  It will account all packets it as accrued
> in the datapath to the new rule.  Due to the algorithm we are
> using, it is acceptable for a facet to miscount at most 1 second
> worth of packets in this manor.  This patch implements the proper
> behavior.

The above commit message does a good job explaining the "why", but not
the observable effect of the change.  I'm feeling really slow today,
so would you mind walking me through what happens differently with
this commit applied?

Thanks,

Ben.



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