Memory leak issue still persistent, Ubuntu 16.04
Hi,

I've updated the proxy to latest version but still have the memory leak issue. I'm using ubuntu 16.04, at have around 5k workers. How can I fix this issue? Thank you! 

xmrig-proxy 5.0.1
 built on Dec  3 2019 with GCC 5.4.0
 features: 64-bit

libuv/1.8.0
OpenSSL/1.0.2g
