git: 975afd9c44a8 - stable/13 - newfs_msdos.8: example for specific cluster size
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Date: Mon, 08 Apr 2024 20:25:44 UTC
The branch stable/13 has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=975afd9c44a847e01308a089a59daf1a77438109 commit 975afd9c44a847e01308a089a59daf1a77438109 Author: Alexander Ziaee <concussious@runbox.com> AuthorDate: 2024-01-12 22:12:48 +0000 Commit: John Baldwin <jhb@FreeBSD.org> CommitDate: 2024-04-08 17:38:02 +0000 newfs_msdos.8: example for specific cluster size The usual use case in 2024 for newfs_msdosfs is creating filesystems on SD cards for older hardware. In most tutorials, they call the cluster size "allocation size". Therefore, add a small note next to cluster size that it is also called allocation size, and add an example for how to do this. Reviewed by: jhb Pull Request: https://github.com/freebsd/freebsd-src/pull/1045 (cherry picked from commit c8bf9f09ee3d5ac97d38218f2123893a7f1f0285) --- sbin/newfs_msdos/newfs_msdos.8 | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/sbin/newfs_msdos/newfs_msdos.8 b/sbin/newfs_msdos/newfs_msdos.8 index 278612548dc4..efa69c058453 100644 --- a/sbin/newfs_msdos/newfs_msdos.8 +++ b/sbin/newfs_msdos/newfs_msdos.8 @@ -23,7 +23,7 @@ .\" OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN .\" IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .\" -.Dd June 14, 2018 +.Dd January 12, 2024 .Dt NEWFS_MSDOS 8 .Os .Sh NAME @@ -134,7 +134,7 @@ File system block size (bytes per cluster). This should resolve to an acceptable number of sectors per cluster (see below). .It Fl c Ar cluster-size -Sectors per cluster. +Sectors per cluster, also called allocation size. Acceptable values are powers of 2 in the range 1 through 128. If the block or cluster size are not specified, the code @@ -224,6 +224,12 @@ Create a file system, using default parameters, on newfs_msdos /dev/ada0s1 .Ed .Pp +Create a FAT32 filesystem with a 32K allocation size on +.Pa /dev/mmcsd0s1 : +.Bd -literal -offset indent +newfs_msdos -F 32 -A -c 64 /dev/mmcsd0s1 +.Ed +.Pp Create a standard 1.44M file system, with volume label .Ar foo , on