From 577c21a2696f9a97d5e76779a8ab471c38b3ea5e Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Thu, 21 Oct 2021 15:59:16 +0200 Subject: net.server_epoll: Process all queued events from epoll before timers Should call timers less frequently when many sockets are waiting for processing. May help under heavy load. Requested by Ge0rG Backport of 2bcd84123eba requested by Roi --- net/server_epoll.lua | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'net') diff --git a/net/server_epoll.lua b/net/server_epoll.lua index c47e1a70..eb292784 100644 --- a/net/server_epoll.lua +++ b/net/server_epoll.lua @@ -771,7 +771,7 @@ local function loop(once) repeat local t = runtimers(cfg.max_wait, cfg.min_wait); local fd, r, w = poll:wait(t); - if fd then + while fd do local conn = fds[fd]; if conn then if r then @@ -784,7 +784,9 @@ local function loop(once) log("debug", "Removing unknown fd %d", fd); poll:del(fd); end - elseif r ~= "timeout" and r ~= "signal" then + fd, r, w = poll:wait(0); + end + if r ~= "timeout" and r ~= "signal" then log("debug", "epoll_wait error: %s[%d]", r, w); end until once or (quitting and next(fds) == nil); -- cgit v1.2.3