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authorJason McIntyre <jmc@cvs.openbsd.org>2007-04-13 19:46:19 +0000
committerJason McIntyre <jmc@cvs.openbsd.org>2007-04-13 19:46:19 +0000
commita0d2d9998501c3e62247452028863d33763b4a55 (patch)
treebba51cfb900bcf5948ec5bb23016579375a27e8c /sbin/newfs
parent689b7c5f64804c692daa5f8b65e072361821e2fe (diff)
new sentence, new line;
-O takes an argument;
Diffstat (limited to 'sbin/newfs')
-rw-r--r--sbin/newfs/newfs.836
1 files changed, 22 insertions, 14 deletions
diff --git a/sbin/newfs/newfs.8 b/sbin/newfs/newfs.8
index 93b2dc3de73..1cf7dddb306 100644
--- a/sbin/newfs/newfs.8
+++ b/sbin/newfs/newfs.8
@@ -1,4 +1,4 @@
-.\" $OpenBSD: newfs.8,v 1.53 2007/04/13 17:33:02 millert Exp $
+.\" $OpenBSD: newfs.8,v 1.54 2007/04/13 19:46:18 jmc Exp $
.\" $NetBSD: newfs.8,v 1.12 1995/03/18 14:58:41 cgd Exp $
.\"
.\" Copyright (c) 1983, 1987, 1991, 1993, 1994
@@ -166,8 +166,9 @@ for more details on how to set this option.
.It Fl N
Causes the file system parameters to be printed out
without really creating the file system.
-.It Fl O
-Select the filesystem-format
+.It Fl O Ar filesystem-format
+Select the filesystem format:
+.Pp
.Bl -tag -width 3n -offset indent -compact
.It 0
.Bx 4.3
@@ -186,21 +187,25 @@ or
.Ar time .
The file system can either be instructed to try to minimize the
time spent allocating blocks, or to try to minimize the space
-fragmentation on the disk. Unless an optimization has been specified,
+fragmentation on the disk.
+Unless an optimization has been specified,
if the value of minfree (see above) is less than 5%, the default
is to optimize for space; if the value of minfree is greater than
-or equal to 5%, the default is to optimize for time. See
+or equal to 5%, the default is to optimize for time.
+See
.Xr tunefs 8
for more details on how to set this option.
.It Fl q
-Operate in quiet mode. With this option,
+Operate in quiet mode.
+With this option,
.Nm
will not print extraneous information like superblock backups.
.It Fl s Ar size
-The size of the file system in sectors. The maximum size of a file
+The size of the file system in sectors.
+The maximum size of a file
system is 2,147,483,647 (2^31 \- 1) sectors, which is slightly less
-than 1TB, assuming a sector size of 512 bytes. Note however that
-for
+than 1TB, assuming a sector size of 512 bytes.
+Note however that for
.Nm mount_mfs
the practical limit is based on
.Va datasize
@@ -211,13 +216,14 @@ and ultimately depends on the per-arch
limit.
.El
.Pp
-The following options override the standard sizes for the disk
-geometry. Their default values are taken from the disk label.
+The following options override the standard sizes for the disk geometry.
+Their default values are taken from the disk label.
Changing these defaults is useful only when using
.Nm
to build a file system whose raw image will eventually be used on
a different type of disk than the one on which it is initially
-created (for example on a write-once disk). Note that changing any
+created (for example on a write-once disk).
+Note that changing any
of these values from their defaults will make it impossible for
.Xr fsck 8
to find the alternate superblocks if the standard superblock is
@@ -246,14 +252,16 @@ These options are as follows:
.It Fl o Ar options
Options are specified with a
.Fl o
-flag followed by a comma separated string of options. See the
+flag followed by a comma separated string of options.
+See the
.Xr mount 8
man page for possible options and their meanings.
.It Fl P Ar file
If
.Ar file
is a directory, populate the created mfs file system with the
-contents of the directory. If
+contents of the directory.
+If
.Ar file
is a block device, populate the created mfs file system with the
contents of the FFS file system contained on the device.