william@beaglebone:~$ lsblk
NAME         MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda            8:0    1   3.8G  0 disk
`-sda1         8:1    1   3.8G  0 part
mmcblk1boot0 179:16   0     2M  1 disk
mmcblk1boot1 179:24   0     2M  1 disk
mmcblk0      179:0    0  14.7G  0 disk
`-mmcblk0p1  179:1    0   1.7G  0 part /
mmcblk1      179:8    0   3.6G  0 disk
|-mmcblk1p1  179:9    0    96M  0 part
`-mmcblk1p2  179:10   0   3.5G  0 part

william@beaglebone:~$ sudo mkdir /mnt/usbswap
william@beaglebone:~$ sudo mount /dev/sda1 /mnt/usbswap/
william@beaglebone:~$ ls /mnt/usbswap/
MediaMeta.xml  System Volume Information  autorun.inf  boot  bootmgr  bootmgr.efi  efi  setup.exe  sources  support
 Ah . . . Windows 10 install disk . . .
 william@beaglebone:~$ ls
ramfs  remove-modules.sh  ti
william@beaglebone:~$ df ti
Filesystem                          1K-blocks     Used Available Use% Mounted on
192.168.254.162:/home/william/share 142178176 36887296  98068608  28% /home/william/ti
ALready have an NFS mounted . . .
william@beaglebone:~$ sudo umount /mnt/usbswap/
william@beaglebone:~$ sudo dd if=/dev/sda of=/home/william/ti/win10_usb_install.img
7909376+0 records in
7909376+0 records out
4049600512 bytes (4.0 GB) copied, 658.124 s, 6.2 MB/s
Slow USB flash stick . . . took ~11 minutes.

william@beaglebone:~$ sudo fdisk /dev/sda
Command (m for help): m
Command action
   a   toggle a bootable flag
   b   edit bsd disklabel
   c   toggle the dos compatibility flag
   d   delete a partition
   l   list known partition types
   m   print this menu
   n   add a new partition
   o   create a new empty DOS partition table
   p   print the partition table
   q   quit without saving changes
   s   create a new empty Sun disklabel
   t   change a partition's system id
   u   change display/entry units
   v   verify the partition table
   w   write table to disk and exit
   x   extra functionality (experts only)
Command (m for help): d
Selected partition 1

Command (m for help): p

Disk /dev/sda: 4049 MB, 4049600512 bytes
255 heads, 63 sectors/track, 492 cylinders, total 7909376 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

   Device Boot      Start         End      Blocks   Id  System

Command (m for help): n
Partition type:
   p   primary (0 primary, 0 extended, 4 free)
   e   extended
Select (default p): p
Partition number (1-4, default 1):
Using default value 1
First sector (2048-7909375, default 2048):
Using default value 2048
Last sector, +sectors or +size{K,M,G} (2048-7909375, default 7909375):
Using default value 7909375

Command (m for help): w
The partition table has been altered!

Calling ioctl() to re-read partition table.
Syncing disks.

william@beaglebone:~$ sudo mkswap /dev/sda
mkswap: /dev/sda: warning: don't erase bootbits sectors
        on whole disk. Use -f to force.
Setting up swapspace version 1, size = 3954684 KiB
no label, UUID=1808bf31-3313-44e6-b063-2d4d81f02e9e


# /etc/fstab: static file system information.
#
# Auto generated by RootStock-NG: setup_sdcard.sh
#
/dev/mmcblk0p1  /  ext4  noatime,errors=remount-ro  0  1
debugfs  /sys/kernel/debug  debugfs  defaults  0  0
192.168.254.162:/home/william/share  /home/william/ti   nfs     nfsvers=3,rw,async,hard,intr  0     0
tmpfs   /home/william/ramfs         tmpfs   nodev,nosuid,size=256m          0  0
home/william/ramfs         tmpfs   nodev,nosuid,size=256m          0  0
UUID=1808bf31-3313-44e6-b063-2d4d81f02e9e none swap sw,pri=5 0 0

william@beaglebone:~$ sudo swapon -a
william@beaglebone:~$ free
             total       used       free     shared    buffers     cached
Mem:        507548     388196     119352          0       1464     359992
-/+ buffers/cache:      26740     480808
Swap:      3954684          0    3954684