[ExI] mbrains and latency

Mike Dougherty msd001 at gmail.com
Sun Aug 6 21:57:57 UTC 2023


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.

>
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