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author | Andrei Karas <akaras@inbox.ru> | 2014-12-25 00:02:48 +0300 |
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committer | Andrei Karas <akaras@inbox.ru> | 2014-12-26 23:14:17 +0300 |
commit | 71efeed0e7c8b847172549d76c47f859327150bc (patch) | |
tree | a4c0a34739e63c08cddf55d695171f7a9fff1777 | |
parent | c564291bf3f2666f709beeecad24de7d95fdf558 (diff) | |
download | hercules-71efeed0e7c8b847172549d76c47f859327150bc.tar.gz hercules-71efeed0e7c8b847172549d76c47f859327150bc.tar.bz2 hercules-71efeed0e7c8b847172549d76c47f859327150bc.tar.xz hercules-71efeed0e7c8b847172549d76c47f859327150bc.zip |
In linux enable thin-stream mode.
It should reduce latency in some cases.
See more info here: https://www.kernel.org/doc/Documentation/networking/tcp-thin.txt
-rw-r--r-- | src/common/socket.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/common/socket.c b/src/common/socket.c index f307dc4a9..09521c312 100644 --- a/src/common/socket.c +++ b/src/common/socket.c @@ -29,8 +29,12 @@ # include <errno.h> # include <net/if.h> # include <netdb.h> +#if defined __linux__ || defined __linux +# include <linux/tcp.h> +#else # include <netinet/in.h> # include <netinet/tcp.h> +#endif # include <sys/ioctl.h> # include <sys/socket.h> # include <sys/time.h> @@ -333,6 +337,13 @@ void setsocketopts(int fd, struct hSockOpt *opt) { lopt.l_linger = 0; // Do not care if( sSetsockopt(fd, SOL_SOCKET, SO_LINGER, (char*)&lopt, sizeof(lopt)) ) ShowWarning("setsocketopts: Unable to set SO_LINGER mode for connection #%d!\n", fd); + +#ifdef TCP_THIN_LINEAR_TIMEOUTS + setsockopt(fd, IPPROTO_TCP, TCP_THIN_LINEAR_TIMEOUTS, &yes, sizeof yes); +#endif +#ifdef TCP_THIN_DUPACK + setsockopt(fd, IPPROTO_TCP, TCP_THIN_DUPACK, &yes, sizeof yes); +#endif } /*====================================== |