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Set the default for UDPRcvBuf and UDPSndBuf to 1M.
[tinc]
/
doc
/
tinc.texi
diff --git
a/doc/tinc.texi
b/doc/tinc.texi
index
581da6e
..
3694d6d
100644
(file)
--- a/
doc/tinc.texi
+++ b/
doc/tinc.texi
@@
-1254,14
+1254,16
@@
If tinc doesn't receive any UDP ping replies over the specified interval,
it will assume UDP communication is broken and will fall back to TCP.
@cindex UDPRcvBuf
it will assume UDP communication is broken and will fall back to TCP.
@cindex UDPRcvBuf
-@item UDPRcvBuf = <bytes> (
OS default
)
+@item UDPRcvBuf = <bytes> (
1048576
)
Sets the socket receive buffer size for the UDP socket, in bytes.
Sets the socket receive buffer size for the UDP socket, in bytes.
-If unset, the default buffer size will be used by the operating system.
+If set to zero, the default buffer size will be used by the operating system.
+Note: this setting can have a significant impact on performance, especially raw throughput.
@cindex UDPSndBuf
@cindex UDPSndBuf
-@item UDPSndBuf = <bytes>
Pq OS default
+@item UDPSndBuf = <bytes>
(1048576)
Sets the socket send buffer size for the UDP socket, in bytes.
Sets the socket send buffer size for the UDP socket, in bytes.
-If unset, the default buffer size will be used by the operating system.
+If set to zero, the default buffer size will be used by the operating system.
+Note: this setting can have a significant impact on performance, especially raw throughput.
@end table
@end table