[ovs-dev] [PATCH v4] ofproto-dpif-xlate: Implement RCU locking in ofproto-dpif-xlate.

Alex Wang alexw at nicira.com
Fri May 23 02:03:25 UTC 2014


Hey Ben,

Could you review it?  Should be all ready,


Thanks,
Alex Wang,


On Tue, May 20, 2014 at 11:19 AM, Ben Pfaff <blp at nicira.com> wrote:

> On Tue, May 20, 2014 at 11:04 AM, Ryan Wilson 76511 <wryan at vmware.com>
> wrote:
> > Per Alex's request, I ran a 10K internal port creation test (using
> batches
> > of 500 ports at a time via ovs-vsctl) on my 8GB memory machine. Again RCU
> > was slightly faster:
> >
> > master: real 3m28.301s
> > with RCU: real 3m21.489s
>
> OK, that's reassuring.  If O(n**2) behavior is going to show up, it's
> going to be at higher scale, then, and so I won't worry about it for
> now since scale always requires a little bit of extra work.
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