Linux TCP_RTO_MIN, TCP_RTO_MAX and the tcp_retries2 sysctl27 Apr 2018 by Marco Pracucci Comments Every now and then I find myself tuning tcp_retries2 on our systems, and - since it’s not a frequent tuning - I always forget something about it. This post is a brief summary of how it works for myself in the future, and maybe for some of you too. The TCP protocol is a connection-oriented stateful network protocol. For each packet sent, the TCP stack consider
