Bloc de code:
diskutil coreStorage resizeStack 52C93170-62BC-49C3-A7F4-91CC489B42A9 900g jhfs+ Clone 0b
The Core Storage Logical Volume UUID is 52C93170-62BC-49C3-A7F4-91CC489B42A9
Started CoreStorage operation
Checking prerequisites for resizing Logical-Physical volume stack
Shrinking Logical-Physical volume stack
Verifying file system
Volume was successfully unmounted
Performing fsck_hfs -fn -x /dev/rdisk4
Checking Journaled HFS Plus volume
Detected a case-sensitive volume
Checking extents overflow file
Checking catalog file
Checking multi-linked files
Checking catalog hierarchy
Checking extended attributes file
Checking multi-linked directories
Checking volume bitmap
Checking volume information
The volume My Passport appears to be OK
File system check exit code is 0
Restoring the original state found as mounted
Shrinking file system
Shrinking Logical Volume
Resizing Core Storage Logical Volume structures
Resized Core Storage Logical Volume to 899 999 997 952 bytes
Shrinking Core Storage Physical Volume from 999 826 612 224 to 900 371 283 968 bytes
Shrinking Core Storage data structures
Resizing Core Storage Physical Volume structures
Resized Core Storage Physical Volume to 900 371 283 968 bytes
Copying booter
Shrinking partition for Physical Volume and adding new partitions
Modifying partition map
Initialized /dev/rdisk2s4 as a 92 GB case-insensitive HFS Plus volume with a 8192k journal
Mounting disk
Finished CoreStorage operation