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author | Bruce M Simpson <bms@FreeBSD.org> | 2007-01-17 22:23:28 +0000 |
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committer | Bruce M Simpson <bms@FreeBSD.org> | 2007-01-17 22:23:28 +0000 |
commit | 394c6ef282d19f6f8e7154c6ad04adc2550c3b5d (patch) | |
tree | 2b5416b33806c1837a97fc080e5bea4f6bed239f | |
parent | f67af5c918c976a630c2a2c8c5b52eac0eb09fb4 (diff) | |
download | src-394c6ef282d19f6f8e7154c6ad04adc2550c3b5d.tar.gz src-394c6ef282d19f6f8e7154c6ad04adc2550c3b5d.zip |
Document the loader tunables which control hard process memory limits.
Reviewed by: ru
Notes
Notes:
svn path=/head/; revision=166076
-rw-r--r-- | share/man/man7/tuning.7 | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/share/man/man7/tuning.7 b/share/man/man7/tuning.7 index 4b10d728a5ca..278195e0004f 100644 --- a/share/man/man7/tuning.7 +++ b/share/man/man7/tuning.7 @@ -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. |