Sorry, I mixed up the datapath and the port in datapath. Thank you for your patience. Every tunnel is a port in a datapath like system@br0.
On 2012-8-28, at 22:37, Ben Pfaff <b...@nicira.com> wrote: > We haven't measured performance with a very large number of datapaths, > because this is not a common case. Perhaps the performance is fine. > > You can create more than one tunnel per datapath. I don't know why > Quantum would create only one tunnel per datapath. > > On Tue, Aug 28, 2012 at 06:19:40PM +0800, faicker mo wrote: >> Data path number affects the performance ? >> Ryu, an openstack quatumn plugin, uses the gre tunnel of OVS. >> The tunnel is created between any 2 hosts. The tunnel number will be N-1(N >> is the host number). The number will be greater than 255 one day. >> >> On 2012-8-27, at 21:42, Ben Pfaff <b...@nicira.com> wrote: >> >>> Perhaps you should explain a little bit. Usually, only a few datapaths >>> are needed. More than 255 is a surprising number. >>> >>> On Mon, Aug 27, 2012 at 02:21:57PM +0800, faicker mo wrote: >>>> I did a test, the data path number can be greater than 255. >>>> Yeah, we are estimating the project. With tunnel, it will be soon over 255. >>>> >>>> On 2012-8-27, at 12:16, Ben Pfaff <b...@nicira.com> wrote: >>>> >>>>> On Mon, Aug 27, 2012 at 11:57:23AM +0800, faicker mo wrote: >>>>>> Does the OVS really have the limit of data path number 256 per machine >>>>>> In OVS 1.7.0? >>>>> >>>>> No. >>>>> >>>>> Are you really approaching this number of datapaths? >>>> >> _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
