[Beowulf] [EXTERNAL] Lambda and Alexa [EXT]
hearnsj at gmail.com
Thu Dec 3 10:08:38 UTC 2020
Reviving this topic slightly, these were flagged up on the Julia forum
The Lambda Runtime Interface Emulator is a proxy for Lambda’s Runtime and
Extensions APIs, which allows customers to locally test their Lambda
function packaged as a container image.
The Lambda Runtime Interface Client is a lightweight interface that allows
your runtime to receive requests from and send requests to the Lambda
On Wed, 25 Nov 2020 at 16:59, Tim Cutts <tjrc at sanger.ac.uk> wrote:
> I think the 8 second limit is probably arbitrary. Lambda’s normal limit
> is 5 minutes. I presume Amazon did some UX work, and basically asked
> “what’s the maximum length of time your average user is willing to wait for
> an answer before they consider it a bad experience”, and came up with 8
> seconds. You’re not allowed to change that value, so they obviously take
> it seriously!
> While testing the skill I developed, I certainly found that the turnaround
> time when I had to perform a full remote data fetch was about 5 seconds.
> That’s long enough after asking Alexa the question that I start to think
> “is it going to reply? is it working?” and that’s not a good experience, so
> my approach to that has been:
> (a) cache the data fetched; the data is stored in session attributes, and
> persisted to S3. That cached copy provides a response which is within a
> second or two, a much nicer experience.
> (b) when fetching fresh data, there’s a progressive response API which you
> can call asynchronously, while the slower task takes place. Now, that 5
> second wait doesn’t feel so bad, because you’re listening to “Please wait
> while I ask for the latest data” while the real work goes on in the
> background. Silence in a conversation feels really uncomfortable really
> quickly, as we all know.
> Sorry, this is nothing to do with HPC or Beowulf, although kind of
> interesting from a UX perspective on voice-controlled systems.
> On 25 Nov 2020, at 15:33, Lux, Jim (US 7140) <james.p.lux at jpl.nasa.gov>
> Where does the 8 second limit come from? (Rodeos and bull/bronc riding,
> where you only have to stay on for 8 seconds?) I’ve seen this 8 second
> thing in a bunch of places lately, and I wonder.. why not 7, or 10 or
> whatever? I find it hard to believe that someone has a 3 bit counter in
> seconds (or worse, it’s a 33 bit counter counting nanoseconds or some such,
> and the limit is actually 8.589 seconds)
> -- The Wellcome Sanger Institute is operated by Genome Research Limited, a
> charity registered in England with number 1021457 and a company registered
> in England with number 2742969, whose registered office is 215 Euston Road,
> London, NW1 2BE.
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