Provides a small speedup when resuming the connection.
Signed-off by: Rosen Penev <ros...@gmail.com>
---
listen.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/listen.c b/listen.c
index 92ca680..2a54888 100644
--- a/listen.c
+++ b/listen.c
@@ -107,15 +107,17 @@ void uh_setup_listeners(void)
/* TCP keep-alive */
if (conf.tcp_keepalive > 0) {
#ifdef linux
- int tcp_ka_idl, tcp_ka_int, tcp_ka_cnt;
+ int tcp_ka_idl, tcp_ka_int, tcp_ka_cnt, tcp_fstopn;
tcp_ka_idl = 1;
tcp_ka_cnt = 3;
tcp_ka_int = conf.tcp_keepalive;
+ tcp_fstopn = 5;
setsockopt(sock, SOL_TCP, TCP_KEEPIDLE, &tcp_ka_idl,
sizeof(tcp_ka_idl));
setsockopt(sock, SOL_TCP, TCP_KEEPINTVL, &tcp_ka_int,
sizeof(tcp_ka_int));
setsockopt(sock, SOL_TCP, TCP_KEEPCNT, &tcp_ka_cnt,
sizeof(tcp_ka_cnt));
+ setsockopt(sock, SOL_TCP, TCP_FASTOPEN, &tcp_fstopn,
sizeof(tcp_fstopn));
#endif
setsockopt(sock, SOL_SOCKET, SO_KEEPALIVE, &yes,
sizeof(yes));
--
2.9.3
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