[TCP] Vegas: Increase default alpha to 2 and beta to 4.

This helps Vegas cope better with delayed ACKs, see analysis at: http://www.cs.caltech.edu/%7Eweixl/technical/ns2linux/known_linux/index.html#vegas Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Dec 3, 2006 · d2e4bdc · d2e4bdc
1 parent 6b57c93
commit d2e4bdc
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/net/ipv4/tcp_vegas.c b/net/ipv4/tcp_vegas.c
@@ -42,8 +42,8 @@
  * with V_PARAM_SHIFT bits to the right of the binary point.
  */
 #define V_PARAM_SHIFT 1
-static int alpha = 1<<V_PARAM_SHIFT;
-static int beta  = 3<<V_PARAM_SHIFT;
+static int alpha = 2<<V_PARAM_SHIFT;
+static int beta  = 4<<V_PARAM_SHIFT;
 static int gamma = 1<<V_PARAM_SHIFT;
 
 module_param(alpha, int, 0644);