I tried to do a very low latency https endpoint with Lambda and Rust and wasn't able to get less than 30ms, no matter what I tried. Then I deoloyed an ECS task

I tried to do a very low latency https endpoint with Lambda and Rust and wasn't able to get less than 30ms, no matter what I tried. Then I deoloyed an ECS task with ALB and got something like <5ms. Has anybody gotten sub-10ms latencies with Lambda Https functions?