Hi @miconda. Thanks so much for this!
I tested with **kamailio 5.3.0-dev7 (x86_64/linux) 4c537a**
Unfortunately after ~ 20 hours/10k calls:
https://paste.ubuntu.com/p/vBmpQXKztj/
I somehow lost the dump I took initially, however please find attached graph using the flawed methodology I used previously of summing together all children memory usage. Even though it's not a great measurement, it does prove the continued growth:
<img width="1415" alt="Screen Shot 2019-08-14 at 9 17 04 am" src="https://user-images.githubusercontent.com/287821/62983951-995cf280-be74-11e9-8b00-3d3d88520356.png">