Re: [gaia] FW: Heterogeneity in network capacity: growing?

"Steven G. Huter" <sghuter@nsrc.org> Tue, 01 March 2016 16:03 UTC

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Date: Tue, 1 Mar 2016 08:03:18 -0800 (PST)
From: "Steven G. Huter" <sghuter@nsrc.org>
To: Mirjam Kuehne <mir@ripe.net>
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References: <32116_1456700693_56D37D15_32116_453_1_CF23F499-41D1-4DA6-A306-8924DC4F4DB4@ifi.uio.no> <41954A84-EFF0-4107-9859-E60AAC65285C@aalto.fi> <56F64461-28A0-4E5E-9923-D177B663EFB7@ifi.uio.no> <e3a59b97b74543a7960911bc155e8830@rew09926dag05b.domain1.systemhost.net> <E41521ED-AA4F-4AE5-BA02-6BD7B7DFC621@ifi.uio.no> <EE9E048C-DD05-4DB3-929F-DF337355DC90@isoc.org> <56D59D94.2090109@ripe.net>
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Subject: Re: [gaia] FW: Heterogeneity in network capacity: growing?
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Thank you, Mirjam.

Steve Huter

On Tue, 1 Mar 2016, Mirjam Kuehne wrote:

> Hi,
>
> Thanks to Jane Coffin for pointing me to this discussion.
>
> You might also want to have a look at the RIPE Atlas system, a worldwide
> active measurements network: https://atlas.ripe.net/
>
> While we don't actually measure bandwidth, the thousands of RIPE Atlas
> measurement probes regularly send pings and traceroutes (and also SSL,
> DNS queries) to certain pre-defined destinations on the Internet.
> Especially the traceroute results could be interesting for the questions
> below.
>
> The measurement results are public and are used by many researchers and
> operators for various use cases. Have a look at this blog for some
> inspiration: https://labs.ripe.net/atlas
>
> If you have any questions, please don't hesitate to contact me directly.
>
> Kind regards,
> Mirjam Kuehne
> RIPE NCC
>
>> 
>> On 2/29/16, 2:59 PM, "gaia on behalf of Michael Welzl" <gaia-bounces@irtf.org on behalf of michawe@ifi.uio.no> wrote:
>> 
>>> Great, thanks!
>>>
>>> Good thinking about Akamai’s report - of course! I should have looked at that first
>>>
>>>
>>>> On 29. feb. 2016, at 19.22, achilles.petras@bt.com wrote:
>>>>
>>>> Hi Michael
>>>>
>>>> A good starting point is Ofcom's infrastructure annual report; here is the 2015 one:
>>>> http://stakeholders.ofcom.org.uk/binaries/research/infrastructure/2015/downloads/connected_nations2015.pdf
>>>>
>>>> You will find several distribution graphs like the one in Figure 4 that compares the monthly usage to the access speed range for 2014 and 2015.
>>>>
>>>> You could also find the reports from previous years to see how things have changed over time:
>>>> http://stakeholders.ofcom.org.uk/market-data-research/market-data/infrastructure/?a=0
>>>>
>>>> For a more global point of view, you could check Akamai's State of the Internet Report:
>>>> https://www.stateoftheinternet.com/resources-connectivity-2015-q3-state-of-the-internet-report.html
>>>>
>>>> or play with their visualisations:
>>>> https://www.stateoftheinternet.com/trends-visualizations-connectivity-global-heat-map-internet-speeds-broadband-adoption.html
>>>>
>>>> Hope this helps
>>>> Achilles
>>>>
>>>>
>>>> -----Original Message-----
>>>> From: gaia [mailto:gaia-bounces@irtf.org] On Behalf Of Michael Welzl
>>>> Sent: 29 February 2016 08:16
>>>> To: Manner Jukka <jukka.manner@aalto.fi>
>>>> Cc: gaia@irtf.org
>>>> Subject: Re: [gaia] Heterogeneity in network capacity: growing?
>>>>
>>>> First,
>>>>
>>>> Apologies for asking first formulating a question in two ways with contradictory outcomes (yes/no) and then saying "I guess the answer is no" - that was confusing!  :)   I was tired when I wrote it...
>>>> so I meant the second question, i.e. my guess was also that heterogeneity *is* growing.
>>>>
>>>> How would you calculate if there was data: I guess what I'm interested in is bandwidth statistics: how often do we see a bottleneck of X bit/s? The Internet-wide distribution of X is what I'm looking for...
>>>>
>>>> Depending on area/market: I'd also be happy to have X for India, X for Europe, X for ... whatever. It's a start!
>>>> Ideally citable - some publicly available study I could refer to.
>>>>
>>>> Cheers,
>>>> Michael
>>>>
>>>>
>>>>
>>>>> On 29 Feb 2016, at 08:33, Manner Jukka <jukka.manner@aalto.fi> wrote:
>>>>>
>>>>> Hi,
>>>>>
>>>>> I would say yes, they are globally, but it also depends on what area/market you are talking about. How would you calculate it if there was data? I have data, but not sure how to calculate this.
>>>>>
>>>>> cheers,
>>>>> Jukka
>>>>>
>>>>>> On 29 Feb 2016, at 01:04, Michael Welzl <michawe@ifi.uio.no> wrote:
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I guess this is probably the right group to ask: is the heterogeneity of link bandwidths growing?
>>>>>> Another way of asking this is: across the whole Internet, do old links roughly get removed as quickly as capacities grow?
>>>>>>
>>>>>> I guess the answer is no - but are there any good citable references for this? Data?
>>>>>>
>>>>>> Cheers,
>>>>>> Michael
>>>>>>
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>>>>>
>>>>
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