+--dev\SpecialChar ~
+<pathname> Path of device on local system.
+ If the is a file, then a loop device is created and used as the block device.
+\layout Description
+
+--size\SpecialChar ~
+<size> Optional argument indicating the size (in KB) of the device
+ to be created (used typically for loop devices).
+\layout Description
+
+--node\SpecialChar ~
+<nodename> Adds an MDS to the specified node.
+ This requires a
+\emph on
+--node
+\emph default
+ argument, and it must not be a profile node.
+\layout Description
+
+--fstype\SpecialChar ~
+ldiskfs|ext3 Optional argument used to specify the file system type.
+ Default is ext3. For 2.6 kernels the ldiskfs filesystem must be used.
+\layout Description
+
+--inode_size\SpecialChar ~
+<size> Specify new inode size for underlying ext3 file system. Must be a
+ power of 2 between 128 and 4096. The default inode size is selected based
+ on the default number of stripes specified for the filesystem.
+\layout Description
+
+--group_upcall\SpecialChar ~
+<pathname> The group upcall program to call for resolving a user's secondary
+ groups. The default value is NONE, which means that the MDS will use whatever
+ supplementary group is passed from the client. The supplied upcall is
+ /usr/sbin/l_getgroups, which gets groups from the MDS's /etc/group file
+ based on the client-supplied UID.
+
+--mkfsoptions\SpecialChar ~
+<options> Optional argument to mkfs.
+\layout Description
+
+--mountfsoptions\SpecialChar ~
+<options> Optional argument to mount fs.
+ Mount options will be passed by this argument.
+ For example, extents are to be enabled by adding ",extents" to the --mountfsopt
+ions option.
+
+\begin_inset Quotes eld
+\end_inset
+
+errors=remount-ro
+\begin_inset Quotes erd
+\end_inset
+
+ and
+\begin_inset Quotes eld
+\end_inset
+
+asyncdel
+\begin_inset Quotes erd
+\end_inset
+
+ can also be added to it.
+\layout Description
+
+--journal_size\SpecialChar ~
+<size> Optional arguement to specify the journal size for
+ the ext3 file system.
+ The size should be in the units expected by
+\series bold
+mkfs
+\series default
+, so for ext3 it should be in MB.
+ If this is option is not used, the ext3 filesystem will be configured
+ with a journal size dependent upon how large the filesystem is.