write-once-read-many (WORM) magneto-optical disks.
.TP
.B other
-is a simple disk-based file system similar to
-.IR kfs (4) .
+is a simple disk-based file system not backed by worm.
.TP
.B main
is a worm-based file system with a disk-based
If the label cannot be read,
.I cwfs
will attempt to write a new label.
+.PP
+The original file server reserved the rest of the machines RAM for
+io buffers. Where
+.I cwfs
+running under the Plan 9 kernel reserves a settable percentage
+of the remaining user pages. The percentage is read from the
+environment variable
+.B fsmempercent
+which when not set is assumed to be 25% (default).
.SH EXAMPLES
Place the root of the
.B dump