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

Takashi Yamamoto yamamoto at midokura.com
Wed Nov 18 06:31:37 UTC 2015


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.

>
> 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.
>
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