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-rw-r--r--sbin/newfs/newfs.812
1 files changed, 12 insertions, 0 deletions
diff --git a/sbin/newfs/newfs.8 b/sbin/newfs/newfs.8
index 7cfdfd1..f40b607 100644
--- a/sbin/newfs/newfs.8
+++ b/sbin/newfs/newfs.8
@@ -50,6 +50,7 @@
.Op Fl g Ar avgfilesize
.Op Fl h Ar avgfpdir
.Op Fl i Ar bytes
+.Op Fl k Ar held-for-metadata-blocks
.Op Fl m Ar free-space
.Op Fl o Ar optimization
.Op Fl p Ar partition
@@ -163,6 +164,17 @@ This flag is implemented by running the
.Xr tunefs 8
utility found in the user's
.Dv $PATH .
+.It Fl k Ar held-for-metadata-blocks
+Set the amount of space to be held for metadata blocks in each cylinder group.
+When set, the file system preference routines will try to save
+the specified amount of space immediately following the inode blocks
+in each cylinder group for use by metadata blocks.
+Clustering the metadata blocks speeds up random file access
+and decreases the running time of
+.Xr fsck 8 .
+By default
+.Xr newfs 8
+sets it to half of the space reserved to minfree.
.It Fl l
Enable multilabel MAC on the new file system.
.It Fl m Ar free-space
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