diff options
Diffstat (limited to 'sbin/newfs/newfs.8')
-rw-r--r-- | sbin/newfs/newfs.8 | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/sbin/newfs/newfs.8 b/sbin/newfs/newfs.8 index 2fd77c4..c23d731 100644 --- a/sbin/newfs/newfs.8 +++ b/sbin/newfs/newfs.8 @@ -29,9 +29,9 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.\" @(#)newfs.8 8.3 (Berkeley) 3/27/94 +.\" @(#)newfs.8 8.6 (Berkeley) 5/3/95 .\" -.Dd March 27, 1994 +.Dd May 3, 1995 .Dt NEWFS 8 .Os BSD 4.2 .Sh NAME @@ -42,6 +42,7 @@ .Nm newfs .Op Fl NO .Op Fl S Ar sector-size +.Op Fl T Ar disktype .Op Fl a Ar maxcontig .Op Fl b Ar block-size .Op Fl c Ar cylinders @@ -52,6 +53,7 @@ .Op Fl k Ar skew .Op Fl l Ar interleave .Op Fl m Ar free space +.Op Fl n Ar rotational positions .Op Fl o Ar optimization .Op Fl p Ar sectors .Op Fl r Ar revolutions @@ -72,6 +74,7 @@ .Op Fl f Ar frag-size .Op Fl i Ar bytes .Op Fl m Ar free space +.Op Fl n Ar rotational positions .Op Fl o Ar options .Op Fl s Ar size .Ar special node @@ -108,7 +111,10 @@ The parameters to .Nm mount_mfs are the same as those to .Nm newfs . -The special file is only used to read the disk label which provides +If the +.Fl T +flag is specified (see below), the special file is unused. +Otherwise, it is only used to read the disk label which provides a set of configuration parameters for the memory based file system. The special file is typically that of the primary swap area, since that is where the file system will be backed up when @@ -132,6 +138,10 @@ without really creating the file system. Creates a 4.3BSD format filesystem. This options is primarily used to build root filesystems that can be understood by older boot ROMs. +.It Fl T +Uses information for the specified disk from +.Pa /etc/disktab +instead of trying to get the information from a disklabel. .It Fl a Ar maxcontig This specifies the maximum number of contiguous blocks that will be laid out before forcing a rotational delay (see the @@ -153,6 +163,7 @@ The default is 0 milliseconds. See .Xr tunefs 8 for more details on how to set this option. +.ne 1i .It Fl e Ar maxbpg This indicates the maximum number of blocks any single file can allocate out of a cylinder group before it is forced to begin @@ -234,6 +245,7 @@ They are not counted as part of the sectors/track since they are not available to the file system for data allocation. .It Fl r Ar revolutions/minute The speed of the disk in revolutions per minute. +.ne 1i .It Fl t Ar #tracks/cylinder The number of tracks/cylinder available for data allocation by the file system. |