[openstack-dev] [neutron][tap-as-a-service] weekly meeting

Irena Berezovsky irenab.dev at gmail.com
Wed Nov 18 08:57:44 UTC 2015


On Wed, Nov 18, 2015 at 8:31 AM, Takashi Yamamoto <yamamoto at midokura.com>
wrote:

> hi,
>
> On Thu, Nov 12, 2015 at 2:11 AM, Vikram Hosakote (vhosakot)
> <vhosakot at cisco.com> wrote:
> > Hi,
> >
> > TAAS looks great for traffic monitoring.
> >
> > Some questions about TAAS.
> >
> > 1) Can TAAS be used for provider networks as well, or just for tenant
> > networks ?
>
> currently only for VM ports on tenant networks.
>
> >
> > 2) Will there be any performance impact is every neutron port and every
> > packet is mirrored/duplicated ?
>
> i guess per-port impact is negligible.
> there's definitely per-packet impacts.
> i don't have any numbers though.
>
> >
> > 3) How is TAAS better than a non-mirroring approaches like
> packet-sniffing
> > (wireshark/tcpdump) and tracking interface counters/metrics ?
>
> i think taas is richer but probably slower than them.
>
> >
> > 4) Is TAAS a legal/lawful way to intercept/duplicate customer traffic in
> a
> > production cloud ? Or, TAAS is used just for debugging/troubleshooting ?
>
> although i'm not sure about legal/lawful requirements,
> i guess taas can be used for such purposes.
>

You check this presentation for potential usage scenarios:


https://www.openstack.org/summit/vancouver-2015/summit-videos/presentation/tap-as-a-service-taas-port-monitoring-for-neutron-networks

>
> > I was not able to find answers for these questions in
> > https://etherpad.openstack.org/p/mitaka-neutron-unplugged-track.
> >
> > Thanks!
> >
> >
> > Regards,
> > Vikram Hosakote
> > vhosakot at cisco.com
> > Software Engineer
> > Cloud and Virtualization Group (CVG)
> > Cisco Systems
> > Boxborough MA USA
> >
> > From: Takashi Yamamoto <yamamoto at midokura.com>
> > Reply-To: "OpenStack Development Mailing List (not for usage questions)"
> > <openstack-dev at lists.openstack.org>
> > Date: Tuesday, November 10, 2015 at 10:08 PM
> > To: "OpenStack Development Mailing List (not for usage questions)"
> > <openstack-dev at lists.openstack.org>
> > Subject: [openstack-dev] [neutron][tap-as-a-service] weekly meeting
> >
> > hi,
> >
> > tap-as-a-service meeting will be held weekly, starting today.
> > http://eavesdrop.openstack.org/#Tap_as_a_Service_Meeting
> > anyone interested in the project is welcome.
> > sorry for immediate notice.
> >
> >
> __________________________________________________________________________
> > OpenStack Development Mailing List (not for usage questions)
> > Unsubscribe:
> OpenStack-dev-request at lists.openstack.org?subject:unsubscribe
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
> >
> >
> >
> __________________________________________________________________________
> > OpenStack Development Mailing List (not for usage questions)
> > Unsubscribe:
> OpenStack-dev-request at lists.openstack.org?subject:unsubscribe
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
> >
>
> __________________________________________________________________________
> OpenStack Development Mailing List (not for usage questions)
> Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20151118/4cccf560/attachment.html>


More information about the OpenStack-dev mailing list