[root@collabn1 ~]# fdisk /dev/sdb
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel
Building a new DOS disklabel. Changes will remain in memory only,
until you decide to write them. After that, of course, the previous
content won't be recoverable.
Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)
Command (m for help): n
Command action
e extended
p primary partition (1-4)
p
Partition number (1-4): 1
First cylinder (1-652, default 1): ^M [default]
Using default value 1
Last cylinder or +size or +sizeM or +sizeK (1-652, default 652):
Using default value 652
Command (m for help): t
Selected partition 1
Hex code (type L to list codes): da
Changed system type of partition 1 to da (Non-FS data)
Command (m for help): w
The partition table has been altered!
WARNING: Re-reading the partition table failed with error 16: Device or resource busy.
The kernel still uses the old table.
Syncing disks.
