nanog mailing list archives

Re: NDAA passed: Internet and Online Streaming Services Emergency Alert Study


From: Michael Thomas <mike () mtcc com>
Date: Sun, 3 Jan 2021 14:32:14 -0800


On 1/3/21 2:27 PM, Ask Bjørn Hansen wrote:
On Jan 3, 2021, at 13:57, Michael Thomas <mike () mtcc com> wrote:

I just sent some mail to the myshakes folks at UCB asking if they have an achitecture/network document. In their case for 
earthquakes it need to be less than ~10 seconds so they are really pushing the limit. If they get back to me, I'll 
share it here.
The two platforms they support have APIs and infrastructure to make it work at large scale.

Do you know where to find docs on it? I'd be curious because clearly this is a hard problem.


Piggybacking this sort of thing on another connection is trading some connection overhead for a whole lot of 
application complexity. This being nanog it’s unsurprising that the discussion is focusing on the connection and 
protocol bits, but those are a tiny part of the overall complexity (for the client, too). 🙂

Well, the network is an interesting part in its own right because of the latency is so critical. I did notice that at least part of their sensor network is your phone itself.

Mike


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