On Wed, Sep 5, 2012 at 1:01 PM, Dan Wendlandt <[email protected]> wrote: > On Wed, Sep 5, 2012 at 5:23 AM, andi abes <[email protected]> wrote: >> late to the party... but I'll dabble. >> >> On Mon, Aug 27, 2012 at 12:21 PM, Chris Wright <[email protected]> wrote: >>> * [email protected] ([email protected]) wrote: >>>> We've been discussing using Open vSwitch as the basis for non-Quantum Nova >>>> Networking deployments in Folsom. While not Quantum, it feels like we're >>>> bringing Nova Networking a step closer to some of the core technologies >>>> that Quantum uses. >>> >>> To what end? >> >> OVS provides much more robust monitoring and operational facilities >> (e.g sFlow monitoring, better switch table visibility etc). > > You won't find any disagreement from me about OVS having more advanced > capabilities :) > >> It also provides a linux-bridge compatibility layer (ovs-brcompatd >> [1]), which should work out-of-box with the linux-bridge. As such, >> switching to using OVS rather than the linux bridge could be done >> without any code changes to nova, just deployment changes (e.g. ensure >> that ovs-brcompatd is running to intercept brctl ioctl's - [2]). > > Using ovs-brcompatd would be possible, though some distros do not > package and run it by default and in general it is not the "preferred" > way to run things according to email on the OVS mailing list. > agreed this is providing minimal exposure to OVS capabilities. The thought was that it would provide a path to: * AVOID making ANY changes to nova-network, while still being able to use ovs * this could allow Operators to obtain operational experience running and monitoring ovs when its deployed in a somewhat degenerate deployment.
>> >> For the more adventurous, there could be any number of interesting >> scenarios enabled by having access to ovs capabilities (e.g. >> tunneling) > > Tunneling is definitely a huge benefit of OVS, but you still need > someone to setup the tunnels and direct packets into them correctly. > That's is exactly what the Quantum OVS plugin does and it is > completely open source and freely available, so if people want to > experiment with OVS tunneling, using Quantum would seem like the > obvious way to do this. > true. but that would require moving on to quantum, with the associated pains. > Dan > > sorry if I stirred a fuss on a relatively dormant thread. > -- > ~~~~~~~~~~~~~~~~~~~~~~~~~~~ > Dan Wendlandt > Nicira, Inc: www.nicira.com > twitter: danwendlandt > ~~~~~~~~~~~~~~~~~~~~~~~~~~~ _______________________________________________ Mailing list: https://launchpad.net/~openstack Post to : [email protected] Unsubscribe : https://launchpad.net/~openstack More help : https://help.launchpad.net/ListHelp
