From 4127785827a5debfc03b9e6c09a7bfc45513951e Mon Sep 17 00:00:00 2001 From: mquinson Date: Fri, 12 Mar 2010 17:09:20 +0000 Subject: [PATCH] a bit more info on how to guess the right gamma value on linux boxes git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@7236 48e7efb5-ca39-0410-a469-dd3cf9ba447f --- src/surf/surf_config.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c index 7a46acd587..49b3b2a0dd 100644 --- a/src/surf/surf_config.c +++ b/src/surf/surf_config.c @@ -185,7 +185,7 @@ void surf_config_init(int *argc, char **argv) NULL); xbt_cfg_register(&_surf_cfg_set, "TCP_gamma", - "Size of the biggest TCP window", xbt_cfgelm_double, + "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; middle value=default value => you probably want default send value)", xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__tcp_gamma, NULL); xbt_cfg_set_double(_surf_cfg_set, "TCP_gamma", 20000.0); -- 2.20.1