TCP info spamming the logs and dmesg

Eygene Ryabinkin rea-fbsd at codelabs.ru
Thu Aug 16 14:49:51 PDT 2007


Thu, Aug 16, 2007 at 05:04:39PM -0400, Mike Jakubik wrote:
> That sounds like a good idea, perhaps it would also be a good idea to set the 
> default to 0?

See http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet/tcp_input.c#rev1.365

After reading the commit log I had sligtly modified the patch for
the tcp(4) to reflect the coupling to log_in_vain:

--- tcp.4.orig	2007-08-16 20:35:06.000000000 +0400
+++ tcp.4	2007-08-17 01:45:42.000000000 +0400
@@ -259,6 +259,14 @@
 Maximum
 .Tn TCP
 receive window.
+.It Va log_debug
+Enable (1) or disable (0)
+.Tn TCP
+stack debugging messages.
+Default is 1, i.e., the logging is enabled.
+Note that enabling this variable will also enable
+.Tn log_in_vain
+option.
 .It Va log_in_vain
 Log any connection attempts to ports where there is not a socket
 accepting connections.

-- 
Eygene


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