Posts tagged “TCP”
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Why small TCP writes stall: Nagle's algorithm, delayed ACKs and TCP_NODELAY
Split a request into two small writes and the second piece can wait for the peer's ACK. What RFC 896, 1122 and 9293 say about Nagle's algorithm and delayed ACKs, and what TCP_NODELAY changes.
Happy Eyeballs v2: how dual-stack clients race IPv6 and IPv4
How RFC 8305 clients query AAAA and A, sort addresses and stagger connection attempts to use whichever connects first when DNS returns IPv6 and IPv4, and what its recommended defaults mean.
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