prosody
f9f6e82fb572
net/server_epoll.lua

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net/server_epoll.lua @ 11689:f9f6e82fb572

net.server_epoll: Add setting for disabling the Nagle algorithm Nagle increases latency and is the bane of all networking!
author Kim Alvefur <zash@zash.se>
date Wed, 14 Jul 2021 22:27:12 +0200
parent 11688:3fc564f7441b
child 11694:d6be4dda1f60
comparison
equal deleted inserted replaced
11688:3fc564f7441b 11689:f9f6e82fb572
81 -- Attempt writes instantly 81 -- Attempt writes instantly
82 opportunistic_writes = false; 82 opportunistic_writes = false;
83 83
84 -- TCP Keepalives 84 -- TCP Keepalives
85 tcp_keepalive = false; -- boolean | number 85 tcp_keepalive = false; -- boolean | number
86
87 -- Whether to let the Nagle algorithm stay enabled
88 nagle = true;
86 }}; 89 }};
87 local cfg = default_config.__index; 90 local cfg = default_config.__index;
88 91
89 local fds = createtable(10, 0); -- FD -> conn 92 local fds = createtable(10, 0); -- FD -> conn
90 93
729 self:defaultoptions(); 732 self:defaultoptions();
730 return self:add(true, true); 733 return self:add(true, true);
731 end 734 end
732 735
733 function interface:defaultoptions() 736 function interface:defaultoptions()
737 if cfg.nagle == false then
738 self:setoption("tcp-nodelay", true);
739 end
734 if cfg.tcp_keepalive then 740 if cfg.tcp_keepalive then
735 self:setoption("keepalive", true); 741 self:setoption("keepalive", true);
736 if type(cfg.tcp_keepalive) == "number" then 742 if type(cfg.tcp_keepalive) == "number" then
737 self:setoption("tcp-keepidle", cfg.tcp_keepalive); 743 self:setoption("tcp-keepidle", cfg.tcp_keepalive);
738 end 744 end