Diskutil how to create multiple partions on USB disk. How to Create multiple partions USB disk. Mac/Linux. Simple. Native

diskutil.sh

# find dev you want to partion
diskutil list

#/dev/disk5 

#erase disk and format with fat32 
sudo diskutil eraseDisk FAT32 GPT  /dev/disk5

#use diskutility 
sudo diskutil partitionDisk /dev/disk5 GPT JHFS+ New 4gb

#creates new 4gb partion to add iso to. 

#GPT is Partition Scheme

#GPT is an option for the Partition Scheme. There are three you can use:

 #GPT: GUID Partition Table
  #APM: Apple Partition Map
   # MBR: Master Boot Records
   
   
 #multiple partions for different format FileType Name
 diskutil partitionDisk /dev/disk2 GPT JHFS+ First 10g JHFS+ Second 10g JHFS+ Third 10g 
 
 
 #split partions
 diskutil splitPartition /dev/disk2s6 JHFS+ Test 10GB JHFS+ Test2 0b 
 
 #merge partions
 diskutil mergePartitions JHFS+ NewName {first disk identifier in range} {last disk identifier in range}