On Tue, Jul 1, 2014 at 7:38 PM, Han Zhou <zhou...@gmail.com> wrote: > Hi Alex, > > That's cool! > Just one more question. > > Due to the race condition in userspace, there is chance that two > > overlapping megaflows could be installed in datapath. And this > > causes userspace unable to delete the less inclusive megaflow flow > > even after it timeout, since the flow_del logic will stop at the > > first match of masked flow. > > Does it mean if the more inclusive megaflow (say A) is deleted, then > the less inclusive megaflow (say B) can be deleted? If so, I can have > a workaround without updating OVS version: I can find out the more > inclusive megaflow and manually delete flows with ovs-dpctl in order > (A -> B), then warning logs should stop, right?
Right. Note you should prevent the relevant traffic from installing the 'more inclusive' flow between deletions. Thanks, Alex Wang,
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