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Its a pure Time Series data with sensor is recording approx every 1 sec. Which protocol you are using to send this data to server , as posting every 1 sec oever TCP for a sensor doesn't seems a good idea. For any IoT which protocol you guys prefer to push data to server

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It all depends what you're doing. For a weather station you could do very well and have very low power at one reading per minute. HTTP is great for that.

Also your approximation is off. I'm under 200ms (closer to 110) per insert, end to end. That's before any optimizations.

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