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From: Giorgos Keramidas <keramida@FreeBSD.org>
Date: Sat, 31 Jan 2009 12:29:13 +0000 (UTC)
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Subject: svn commit: r187951 - stable/6/share/man/man7
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Author: keramida (doc committer)
Date: Sat Jan 31 12:29:12 2009
New Revision: 187951
URL: http://svn.freebsd.org/changeset/base/187951

Log:
  MFC 166076 from /head
  
  : bms | 2007-01-18 00:23:28 +0200
  :
  : Document the loader tunables which control hard process memory limits.
  :
  : Reviewed by:    ru
  : PR:             docs/118545

Modified:
  stable/6/share/man/man7/   (props changed)
  stable/6/share/man/man7/ports.7   (props changed)
  stable/6/share/man/man7/tuning.7

Modified: stable/6/share/man/man7/tuning.7
==============================================================================
--- stable/6/share/man/man7/tuning.7	Sat Jan 31 12:26:06 2009	(r187950)
+++ stable/6/share/man/man7/tuning.7	Sat Jan 31 12:29:12 2009	(r187951)
@@ -23,7 +23,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd June 25, 2002
+.Dd January 17, 2007
 .Dt TUNING 7
 .Os
 .Sh NAME
@@ -743,6 +743,26 @@ option
 .Cd maxusers
 instead.
 .Pp
+The
+.Va kern.dfldsiz
+and
+.Va kern.dflssiz
+tunables set the default soft limits for process data and stack size
+respectively.
+Processes may increase these up to the hard limits by calling
+.Xr setrlimit 2 .
+The
+.Va kern.maxdsiz ,
+.Va kern.maxssiz ,
+and
+.Va kern.maxtsiz
+tunables set the hard limits for process data, stack, and text size
+respectively; processes may not exceed these limits.
+The
+.Va kern.sgrowsiz
+tunable controls how much the stack segment will grow when a process
+needs to allocate more stack.
+.Pp
 .Va kern.ipc.nmbclusters
 may be adjusted to increase the number of network mbufs the system is
 willing to allocate.