# partition table of /dev/sdb unit: sectors /dev/sdb1 : start= 2048, size= 2097152, Id=83 /dev/sdb2 : start= 2099200, size= 18872320, Id=83 /dev/sdb3 : start= 0, size= 0, Id= 0 /dev/sdb4 : start= 0, size= 0, Id= 0