svn commit: r298705 - stable/10/share/man/man5
Benedict Reuschling
bcr at FreeBSD.org
Wed Apr 27 15:48:48 UTC 2016
Author: bcr (doc committer)
Date: Wed Apr 27 15:48:47 2016
New Revision: 298705
URL: https://svnweb.freebsd.org/changeset/base/298705
Log:
MFC r298522:
The default value of MINFREE is defined to be 8% in
ufs/ffs/fs.h and not 10%. The newfs(8) and tunefs(8)
man pages had this change already, but fs(5) did not.
This change makes it consistent again.
Bump Dd.
PR: 204929
Submitted by: amutu at amutu.com
Sponsored by: Essen Linuxhotel Hackathon 2016
Modified:
stable/10/share/man/man5/fs.5
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/share/man/man5/fs.5
==============================================================================
--- stable/10/share/man/man5/fs.5 Wed Apr 27 15:38:56 2016 (r298704)
+++ stable/10/share/man/man5/fs.5 Wed Apr 27 15:48:47 2016 (r298705)
@@ -32,7 +32,7 @@
.\" @(#)fs.5 8.2 (Berkeley) 4/19/94
.\" $FreeBSD$
.\"
-.Dd October 31, 2006
+.Dd April 23, 2016
.Dt FS 5
.Os
.Sh NAME
@@ -266,7 +266,7 @@ however severe performance degradations
file system is run at greater than 90% full; thus the default
value of
.Fa fs_minfree
-is 10%.
+is 8%.
.Pp
Empirically the best trade-off between block fragmentation and
overall disk utilization at a loading of 90% comes with a
@@ -278,10 +278,10 @@ The element
specifies whether the file system should try to minimize the time spent
allocating blocks, or if it should attempt to minimize the space
fragmentation on the disk.
-If the value of fs_minfree (see above) is less than 10%,
+If the value of fs_minfree (see above) is less than 8%,
then the file system defaults to optimizing for space to avoid
running out of full sized blocks.
-If the value of minfree is greater than or equal to 10%,
+If the value of minfree is greater than or equal to 8%,
fragmentation is unlikely to be problematical, and
the file system defaults to optimizing for time.
.Pp
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