[afnog] AMS-IX concerns

[Adam Nelson]

And in typical fashion, this has been going on for a while:

https://stats.ea.ams-ix.net/cgi-bin/stats/16all?log=totalall;png=weekly

But nobody cares so much :-)

--
Kili - Cloud for Africa: kili.io
Musings: twitter.com/varud <https://twitter.com/varud>
More Musings: varud.com
About Adam: www.linkedin.com/in/adamcnelson

On Wed, Oct 29, 2014 at 6:49 PM, Adam Nelson <adam at varud.com> wrote:

> I finally got the right person at AMS-IX and they've confirmed the chart
> reflects erratic traffic from just one peer.  It's non-public though so it
> could be JTL, SEACOM, Safaricom, or Google.  We know it's not Google and
> probably not SEACOM so that leaves 2 candidates.  My money is on JTL (where
> the worst problems have been lately).
>
> Anyway, hopefully it will get fixed.
>
> -Adam
>
> --
> Kili - Cloud for Africa: kili.io
> Musings: twitter.com/varud <https://twitter.com/varud>
> More Musings: varud.com
> About Adam: www.linkedin.com/in/adamcnelson
>
> On Wed, Oct 29, 2014 at 6:48 PM, Andrew Alston <
> Andrew.Alston at liquidtelecom.com> wrote:
>
>>   Could also be a counter issue on the graphs that’s wrapping?
>>
>>  Though not sure if that would go all the way to a gig before it wrapped?
>>
>>  *Andrew Alston*
>> Group Head of IP Strategy
>>
>>   Sameer business Park, Block A, Mombasa Road. Nairobi, Kenya
>>
>> *T:* +254 205000000 -  *M*: +254 733 2222 04 - *E:*
>> andrew.alston at liquidtelecom.com
>>
>>   From: Adam Nelson <adam at varud.com>
>> Date: Wednesday, October 29, 2014 at 6:31 PM
>> To: Frank Habicht <geier at geier.ne.tz>
>> Cc: "afnog at afnog.org" <afnog at afnog.org>
>> Subject: Re: [afnog] AMS-IX concerns
>>
>>  Frank,
>>
>>  JTL is totally hosed right now but this was happening yesterday too.
>>
>>  Unfortunately, there aren't daily charts farther back that I can see.
>>
>>  I understand the manual thing but this chart shows, suspiciously, that
>> the throughput gets up to about 1Gbps and then drops dramatically - then
>> gets back up there, and drops again.  That seems like routing around a
>> throttled connection or something automatic.
>>
>>  -Adam
>>
>>
>>
>>   --
>> Kili - Cloud for Africa: kili.io
>>  Musings: twitter.com/varud <https://twitter.com/varud>
>> More Musings: varud.com
>> About Adam: www.linkedin.com/in/adamcnelson
>>
>> On Wed, Oct 29, 2014 at 6:27 PM, Frank Habicht <geier at geier.ne.tz> wrote:
>>
>>> Hi Adam,
>>>
>>> according to
>>> https://eastafrica.ams-ix.net/connected_parties
>>> there are 4 peers connected (IXP NOC not counted).
>>>
>>> if one or two of them occasionally see better routes (not via IXP) to
>>> destinations at one or two of the other peers, something like this can
>>> easily happen imho.
>>>
>>> It look like it happens quite often, and doesn't last long, so routes are
>>> unstable. Generally not good. that happening only during work hours I
>>> would
>>> guess one (or more) humans are part of this - ie not because of
>>> saturation.
>>> My _feeling_ ....
>>>
>>> only participating networks, or route server operator are really able to
>>> tell.
>>> (Oh, and I heard: one of the participants is doing a network upgrade)
>>>
>>> Frank
>>>
>>>
>>> On 10/29/2014 6:03 PM, Adam Nelson wrote:
>>> > Hello,
>>> >
>>> > I'm looking at the following chart:
>>> >
>>> > https://eastafrica.ams-ix.net/technical--4/statistics
>>> >
>>> https://dl.dropboxusercontent.com/s/ncjo6o4yi0lgivd/2014-10-29%20at%202.24%20PM.png?dl=0
>>> >
>>> > I've looked at enough charts to see that the flat top at 1Gbps with
>>> deep
>>> > dips signals a saturation of some sort.
>>> >
>>> > However, I'm getting a very negative response from AMS-IX and since
>>> they
>>> > won't give out peering data, there's no way to confirm my suspicions
>>> that
>>> > something is wrong there.
>>> >
>>> > Anyway, does anybody have any information to support or refute the
>>> claim?
>>> > I may be totally wrong (which would be fine) but I really don't know.
>>> > Unfortunately, JTL, Safaricom, and KENET are all mostly down today so
>>> I'm
>>> > having trouble doing much research.
>>> >
>>> > Cheers,
>>> > Adam
>>> > --
>>> > Kili - Cloud for Africa: kili.io <http://kili.io/>
>>> > Musings: twitter.com/varud <https://twitter.com/varud>
>>> > More Musings: varud.com <http://varud.com>
>>> > About Adam: www.linkedin.com/in/adamcnelson
>>> > <https://www.linkedin.com/in/adamcnelson>
>>> >
>>> >
>>> > _______________________________________________
>>> > afnog mailing list
>>> > http://afnog.org/mailman/listinfo/afnog
>>> >
>>>
>>>
>>
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