Google Cloud and IX - Traffic behavior

Tom Beecher beecher at beecher.cc
Wed Jun 21 15:12:24 CST 2017


Just did a quick test from a personal VM, no throughput difference over
direct peering, public IX, or transit. GCP might have a bottleneck in your
case though, might be a good idea to ask them.

Also, I'll have what Gordon is having.

On Tue, Jun 20, 2017 at 8:49 PM, Gordon Cook <cook at cookreport.com> wrote:

>
>
> Hi Alain and all the rest
>   I het it now
>
> no offense and alain no harm done and all of nanog thank you and i will
> continue observing as i have since 1995
>
> thank you allagin
> PS and BTW i am interested in CLOUD
>
> :-)
> thanks once more
>
>
>
>
> > On Jun 19, 2017, at 9:36 AM, Alain Hebert <ahebert at pubnix.net> wrote:
> >
> >    Hi,
> >
> >    Yes Stephen, we're talking the usual like GTT...
> >
> >    And no latency wise they're about the same.  In the 35ms range.
> >
> >    But I still can't figure out the 10 x drop, that level of latency
> alone cannot be the factor.
> >
> >    ( And Gordy...  what?!? )
> >
> > -----
> > Alain Hebert                                ahebert at pubnix.net
> > PubNIX Inc.
> > 50 boul. St-Charles
> > P.O. Box 26770     Beaconsfield, Quebec     H9W 6G7
> > Tel: 514-990-5911  http://www.pubnix.net    Fax: 514-990-9443
> >
> > On 06/16/17 19:42, Stephen Fulton wrote:
> >> Alain,
> >>
> >> When you refer to "normal peering" do you mean Internet transit? Or are
> these PNI's with Google?  Do the GCLD instance you reach through "normal
> peering" have higher latency than through TorIX?
> >>
> >> -- Stephen
> >>
> >> On 2017-06-16 6:58 PM, Alain Hebert wrote:
> >>>     Hi,
> >>>
> >>>     Anyone aware of different traffic behavior depending if the target
> goes through normal peering than through an exchanges google exists in?
> >>>
> >>>     We're facing a weird issue where the same GCLD Instance can upload
> up to 200Mbps (Ref 1) if the target path goes through, lets say TorIX, but
> cannot get more than 20Mbps on similar hosts (8 of them) sittings on our
> peering links.
> >>>
> >>>     PS; Those sames hosts get up to their link limit ( 1Gbps ) between
> each others and others test points we have;
> >>>
> >>>     PS: Wireshark capture show nothing abnormal;
> >>>
> >>>     PS: Links aren't congested, and so on...
> >>>
> >>> Ref 1 - 200Mbps is on a link rate-limited to 300Mbps.  Its my only
> test point with a TorIX access
> >>>
> >>
> >
> >
>
>


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