[ExI] mbrains and latency

Adrian Tymes atymes at gmail.com
Mon Aug 7 03:35:40 UTC 2023


On Sun, Aug 6, 2023 at 3:01 PM Mike Dougherty via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

> On Sun, Aug 6, 2023, 11:15 AM Adrian Tymes via extropy-chat <
> extropy-chat at lists.extropy.org> wrote:
>
>> On Sun, Aug 6, 2023 at 5:51 AM Mike Dougherty via extropy-chat <
>> extropy-chat at lists.extropy.org> wrote:
>>
>>> Latency is still a problem.  Even with nearest neighbors at millimeter
>>> distance, farthest neighbors are on the other side of the star.  Current
>>> internet latency already drives stock trading computers to reside in hotels
>>> near enough to NYSE to keep network response to ~2ms.  To see this for
>>> yourself,  open cmd.exe and do: ping google.com [enter]  then do ping
>>> australia.gov.au [enter]  compare times.
>>>
>>
>> How very odd.  I am in Mountain View, California, which is Google's HQ.
>> My ping to their servers should be almost nothing.  And yet, pinging
>> google.com I got roughly 60 ms, compared to only about 5.6 ms to
>> australia.gov.au.  Pinging nyse.com got about 6.4 ms, and
>> londonstockexchange.com about 6.5 ms, while ca.gov was about 5 ms.  The
>> distance factor was there but there was probably something going on with
>> Google's servers.
>>
>
> That is interesting.   I expected google to employ distributed
> local-to-you IP like so many CDN.  Perhaps amazon would have been a better
> example?  You might be logically close to Australia or you might have
> phenomenally better network service than I do.
>

"Better network service" is possible.  I believe we do have fiber here.

FWIW, ping to amazon.com just now averaged about 69 ms.
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