Commit d2e4bdc8 authored by David S. Miller's avatar David S. Miller
Browse files

[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: default avatarDavid S. Miller <davem@davemloft.net>
parent 6b57c93d

net/ipv4/tcp_vegas.c

+2 −2
Original line number Diff line number Diff line
@@ -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);