your partition is made that size, use fdisk to make it larger, it will wipe any data on the disk, but you will be able to make a 100gb partition and then format it.
More information about formatting options
Re: HELP PLZ!!!
your partition is made that size, use fdisk to make it larger, it will wipe any data on the disk, but you will be able to make a 100gb partition and then format it.