Simon Bernard

Either you try to do it and you propose a PR ? Or maybe if **I found time**, I will give it a try in the week.

Yep agree with that.

> Since an object device is mandatory, it would be nice to trigger a warning if the client starts without one. @jvermillard, I created a PR about that : https://github.com/eclipse/leshan/pull/1378...

> if these clients-benchmark do update resources as though they are real devices I'm not sure I get this part of the question ?

I'm not sure what mean an "actual device". We start "actual leshan client". With partial implementation of objects : 0, 1 , 3 and simulated/dummy implementation of objects 5, 9...

You can try to play with this options : ``` -s, --start-time= Time to start all clients in seconds. Default: number-of-client*3 seconds. ``` but not sure you will be able...

> If the https://github.com/eclipse-leshan/leshan/pull/1610 was to include ObserveResponse also, would that fix my case also? I didn't get exactly what does your device. So Maybe #1610 will helps but this...

@mjviljan #1610 should contains support of timestamp for observe. (with limitation defined above :point_up:)

> I'll see if I can share some sensible data from the device here. This could be great because : 1. I can give you my opinion about your device...

:thinking: at first sight I think this should work ... I will try to investigate/test that more.