Date: Wed, 29 Apr 2009 10:02:50 +0000 (UTC) From: Edward Tomasz Napierala <trasz@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r191656 - in head/sbin: geom/class/journal newfs tunefs Message-ID: <200904291002.n3TA2orn075828@svn.freebsd.org>
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Author: trasz Date: Wed Apr 29 10:02:50 2009 New Revision: 191656 URL: http://svn.freebsd.org/changeset/base/191656 Log: Slightly improve gjournal documentation. Reviewed by: pjd Modified: head/sbin/geom/class/journal/gjournal.8 head/sbin/newfs/newfs.8 head/sbin/tunefs/tunefs.8 Modified: head/sbin/geom/class/journal/gjournal.8 ============================================================================== --- head/sbin/geom/class/journal/gjournal.8 Wed Apr 29 09:59:34 2009 (r191655) +++ head/sbin/geom/class/journal/gjournal.8 Wed Apr 29 10:02:50 2009 (r191656) @@ -162,7 +162,8 @@ Hardcode provider names in metadata. Specifies size of the journal if only one provider is used for both data and journal. The default is one gigabyte. -Size should be chosen based on provider's load, and not on its size. +Size should be chosen based on provider's load, and not on its size; +recommended minimum is twice the size of the physical memory installed. It is not recommended to use .Nm for small file systems (e.g.: only few gigabytes big). Modified: head/sbin/newfs/newfs.8 ============================================================================== --- head/sbin/newfs/newfs.8 Wed Apr 29 09:59:34 2009 (r191655) +++ head/sbin/newfs/newfs.8 Wed Apr 29 10:02:50 2009 (r191656) @@ -85,6 +85,9 @@ wear levelling algorithms. NB: Erasing may take as long time as writing every sector on the disk. .It Fl J Enable journaling on the new file system via gjournal. +See +.Xr gjournal 8 +for details. .It Fl L Ar volname Add a volume label to the new file system. .It Fl N @@ -278,6 +281,7 @@ on file systems that contain many small .Xr dump 8 , .Xr dumpfs 8 , .Xr fsck 8 , +.Xr gjournal 8 , .Xr mount 8 , .Xr tunefs 8 , .Xr gvinum 8 Modified: head/sbin/tunefs/tunefs.8 ============================================================================== --- head/sbin/tunefs/tunefs.8 Wed Apr 29 09:59:34 2009 (r191655) +++ head/sbin/tunefs/tunefs.8 Wed Apr 29 10:02:50 2009 (r191656) @@ -89,7 +89,7 @@ this parameter should be set higher. .It Fl f Ar avgfilesize Specify the expected average file size. .It Fl J Cm enable | disable -Turn on/off GJournal flag. +Turn on/off gjournal flag. .It Fl L Ar volname Add/modify an optional file system volume label. .It Fl l Cm enable | disable @@ -145,6 +145,7 @@ specified mount point. .Sh SEE ALSO .Xr fs 5 , .Xr dumpfs 8 , +.Xr gjournal 8 , .Xr newfs 8 .Rs .%A M. McKusick
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