[openstack-dev] [Openstack] Quantum vs. Nova-network in Folsom
mathieu.rohon at gmail.com
Thu Sep 6 07:50:30 UTC 2012
There is still the security filtering issue (
which prevent some cloud operator from using OVS.
Do you have a workaround to use security group with OVS in folsom?
On Wed, Sep 5, 2012 at 7:01 PM, Dan Wendlandt <dan at nicira.com> wrote:
> On Wed, Sep 5, 2012 at 5:23 AM, andi abes <andi.abes at gmail.com> wrote:
> > late to the party... but I'll dabble.
> > On Mon, Aug 27, 2012 at 12:21 PM, Chris Wright <chrisw at sous-sol.org>
> >> * Rob_Hirschfeld at Dell.com (Rob_Hirschfeld at Dell.com) 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
> > ), 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 - ).
> 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.
> > 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.
> Dan Wendlandt
> Nicira, Inc: www.nicira.com
> twitter: danwendlandt
> OpenStack-dev mailing list
> OpenStack-dev at lists.openstack.org
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