Yeah, I think it will be useful. I think current OVN's flow should be simpler and allow us to make more optimization/adjustment as OVN grows.
Thanks, Alex Wang, On Wed, May 27, 2015 at 9:56 AM, Ben Pfaff <b...@nicira.com> wrote: > On Mon, Mar 30, 2015 at 03:46:25PM -0700, Alex Wang wrote: > > This series implements a prototype of using Header Space Analysis (HSA) > > for OVS OpenFlow table analysis. The implementation allows users to find > > all possible output ports with the input header format reachable from a > > specified input port. It also allows users to check if there is any loop > > formed in the OpenFlow table. > > > > There are two major limitations of the prototype. Firstly, only a > limited > > set of OFPACT_* actions are supported and extending to work with more > actions > > can be very complicated. Secondly, the implementation is in single > thread, > > and can take 20+ mins to run on a production setup with ~100 OpenFlow > rules. > > > > Since this is a very complicated work, I'd like to post the prototype out > > for high-level discussions (e.g. feasibility, design, multi-threading). > > Hi Alex. > > I've delayed reviewing this mostly because I've been busy, but also > because I wasn't too sure how useful it would be for most users. But > OVN might be a really good in-tree test case. We could even incorporate > it into the testsuite, if it is fast enough (and make it an optional > part of the testsuite, if it is too slow). Do you have an idea whether > this HSA implementation would be appropriate for OVN? > > Thanks, > > Ben. > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
