net.server_epoll: Add support for TCP Fast Open Requires a patch to LuaSocket adding this socket option, https://github.com/lunarmodules/luasocket/pull/378 sysctl tweaks net.ipv4.tcp_fastopen=3 net.ipv4.tcp_fastopen_blackhole_timeout_sec = 0 net.ipv4.tcp_fastopen_key=$(</proc/sys/kernel/random/uuid) Disabled by default since it an advanced performance tweak unlikely to be needed by most servers.

author: Kim Alvefur <zash@zash.se>
date: Thu, 08 Jul 2021 12:29:50 +0200
parent: 12422:8e4a5cb2d199
child: 12515:76c1725f4467
--- a/CHANGES	Mon May 16 14:51:58 2022 +0200
+++ b/CHANGES	Thu Jul 08 12:29:50 2021 +0200
@@ -11,6 +11,7 @@
 
 - Honour 'weight' parameter during SRV record selection
 - Support for RFC 8305 "Happy Eyeballs" to improve IPv4/IPv6 connectivity
+- Support for TCP Fast Open in server_epoll (pending LuaSocket support)
 
 0.12.0
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