How about from neutron networking-ovn plugin connecting to both northbound and southbound db?
Thanks. Hexin On 3/6/17, 12:56 PM, "Ben Pfaff" <[email protected]> wrote: >It already is, see ovn-controller(8). Note that ovn-controller only >connects to the southbound database. > >On Mon, Mar 06, 2017 at 07:16:51PM +0000, Hexin Wang wrote: >> Fair comment. In that case, is there any plan in making "inactivity probe" >> interval configurable in ovn north and south dub connection? >> >> Thanks, >> >> Hexin >> >> > On Mar 6, 2017, at 10:59 AM, Ben Pfaff <[email protected]> wrote: >> > >> > If the application is extremely slow, then the connection is effectively >> > dead, and we might as well drop it anyway. >> > >> >> On Mon, Mar 06, 2017 at 06:53:51PM +0000, Hexin Wang wrote: >> >> Hi Ben, >> >> >> >> TCP keep alive gives a good alternative to use cases where there is no >> >> firewall or proxy concern. Transport level keep alive is good enough for >> >> ovsdb to determine if connection is alive or not, without worrying if >> >> application is slow (or extremely slow) in open flow echo reply. >> >> >> >> Can we working on pushing this into ovs release? >> >> >> >> Thanks. >> >> >> >> Hexin >> >> >> >> >> >> >> >>> On 3/2/17, 3:57 PM, "Ben Pfaff" <[email protected]> wrote: >> >>> >> >>> We used application-level echo request and replies instead, because they >> >>> are reliable even if a TCP connection passes through a firewall or proxy >> >>> that does not properly pass through TCP keepalives. >> >>> >> >>>> On Thu, Mar 02, 2017 at 11:48:04PM +0000, Hexin Wang wrote: >> >>>> Hi Ben, >> >>>> >> >>>> What is the reason that it is not getting to the main release? This >> >>>> seems the right keep alive mechanism for neutron to talk to ovn >> >>>> database, if they are not running on the same host/container and would >> >>>> have to use tcp as the transport. >> >>>> >> >>>> Thanks. >> >>>> >> >>>> Hexin >> >>>> >> >>>> >> >>>> >> >>>> >> >>>>> On 3/2/17, 3:45 PM, "Ben Pfaff" <[email protected]> wrote: >> >>>>> >> >>>>>> On Thu, Mar 02, 2017 at 11:43:01PM +0000, Hexin Wang wrote: >> >>>>>> I have a question on the following patch that use TCP keep alive for >> >>>>>> ovsdb connection. >> >>>>>> >> >>>>>> https://mail.openvswitch.org/pipermail/ovs-dev/2011-April/251891.html >> >>>>>> >> >>>>>> Did this patch go into ovs main release? >> >>>>> >> >>>>> No. _______________________________________________ discuss mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-discuss
