From one blocking accept() to epoll: a C TCP server up the I/O ladder, measured

I connected one client to a blocking TCP server and held the socket open without sending a single byte. Then I connected a second client and sent it a line of text. The second client sat there for 1.

Source: [Dev.to](https://dev.to/valentynkit/from-one-blocking-accept-to-epoll-a-c-tcp-server-up-the-io-ladder-measured-3bi9)