J'ai pu mettre que le début et la fin du post. Car ça me disait que le message était trop long.
diskutil list
df -H
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: Apple_APFS Container disk2 250.8 GB disk0s2
/dev/disk1 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk1
1: Apple_HFS OS X Base System 2.0 GB disk1s1
/dev/disk2 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: APFS Container Scheme - +250.8 GB disk2
Physical Store disk0s2
1: APFS Volume Preboot 184.2 MB disk2s2
2: APFS Volume Recovery 1.6 GB disk2s3
3: APFS Volume VM 2.1 GB disk2s4
4: APFS Volume Amaury 41.2 GB disk2s5
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +5.2 MB disk3
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk20
/dev/disk21 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *2.0 TB disk21
1: EFI EFI 209.7 MB disk21s1
2: Apple_HFS Elements 2.0 TB disk21s2
3: Apple_HFS Install macOS High S... 49.8 GB disk21s3
-bash-3.2# df -H
Filesystem Size Used Avail Capacity iused ifree %iused Mounted on
/dev/disk1s1 2.0G 1.3G 720M 64% 45181 4294922098 0% /
devfs 212k 212k 0B 100% 716 0 100% /dev
/dev/disk3 5.2M 2.1M 3.2M 40% 21 4294967258 0% /private/var/log
/dev/disk4 524k 147k 377k 29% 6 4294967273 0% /Volumes
/dev/disk5 524k 152k 373k 29% 8 4294967271 0% /private/var/tmp
/dev/disk6 524k 160k 365k 31% 12 4294967267 0% /private/var/run
/dev/disk7 2.1M 143k 2.0M 7% 2 4294967277 0% /private/tmp
/dev/disk8 524k 143k 381k 28% 2 4294967277 0% /System/Installation
/dev/disk9 524k 311k 213k 60% 22 4294967257 0% /private/var/db
/dev/disk10 13M 4.3M 8.3M 34% 91 4294967188 0% /private/var/folders
/dev/disk11 4.2M 4.0M 180k 96% 358 4294966921 0% /private/var/root/Library
/dev/disk13 2.1M 143k 2.0M 7% 2 4294967277 0% /private/var/root/Library/Containers
/dev/disk14 524k 184k 340k 36% 11 4294967268 0% /Library/Preferences
/dev/disk15 524k 160k 365k 31% 6 4294967273 0% /Library/Preferences/SystemConfiguration
/dev/disk16 1.0M 180k 868k 18% 6 4294967273 0% /Library/Keychains
/dev/disk17 6.3M 176k 6.1M 3% 2 4294967277 0% /private/var/tmp/RecoveryTemp
/dev/disk18 6.3M 176k 6.1M 3% 2 4294967277 0% /private/var/tmp/OSISPredicateUpdateProductTemp
/dev/disk19 524k 143k 381k 28% 2 4294967277 0% /private/var/tmp/InstallerCookies
/dev/disk20 2.1M 143k 2.0M 7% 2 4294967277 0% /Library/Logs/DiagnosticReports
/dev/disk2s5 251G 41G 204G 17% 624122 9223372036854151685 0% /Volumes/Amaury
/dev/disk21s2 2.0T 239G 1.7T 13% 2204497 4292762782 0% /Volumes/Elements
/dev/disk21s3 50G 5.4G 44G 11% 1110 4294966169 0% /Volumes/Install macOS High Sierra
-bash-3.2#
diskutil resizeVolume disk21s2 1900g jhfs+ Clone 0b
-bash-3.2# diskutil resizeVolume disk21s2 1900g jhfs+ Clone 0b
Resizing to 1900000000000 bytes and adding 1 partition
Started partitioning on disk21s2 Elements
Verifying the disk
Verifying file system
Volume was successfully unmounted
Performing fsck_hfs -fn -x /dev/rdisk21s2
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 Elements appears to be OK
File system check exit code is 0
Restoring the original state found as mounted
Resizing
Shrinking file system
Modifying partition map
Initialized /dev/rdisk21s5 as a 46 GB case-insensitive HFS Plus volume with a 8192k journal
Mounting disk
Finished partitioning on disk21s2 Elements
/dev/disk21 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *2.0 TB disk21
1: EFI EFI 209.7 MB disk21s1
2: Apple_HFS Elements 1.9 TB disk21s2
3: Apple_HFS Clone 49.9 GB disk21s5
4: Apple_HFS Install macOS High S... 49.8 GB disk21s3
-bash-3.2#
caffeinate -dimsu &
cp -av /Volumes/Amaury/* /Volumes/Clone
df -H
-bash-3.2# df -H
Filesystem Size Used Avail Capacity iused ifree %iused Mounted on
/dev/disk1s1 2.0G 1.3G 720M 64% 45181 4294922098 0% /
devfs 213k 213k 0B 100% 720 0 100% /dev
/dev/disk3 5.2M 2.4M 2.8M 47% 21 4294967258 0% /private/var/log
/dev/disk4 524k 147k 377k 29% 7 4294967272 0% /Volumes
/dev/disk5 524k 152k 373k 29% 8 4294967271 0% /private/var/tmp
/dev/disk6 524k 160k 365k 31% 12 4294967267 0% /private/var/run
/dev/disk7 2.1M 143k 2.0M 7% 2 4294967277 0% /private/tmp
/dev/disk8 524k 143k 381k 28% 2 4294967277 0% /System/Installation
/dev/disk9 524k 311k 213k 60% 22 4294967257 0% /private/var/db
/dev/disk10 13M 4.8M 7.8M 39% 90 4294967189 0% /private/var/folders
/dev/disk11 4.2M 4.0M 180k 96% 359 4294966920 0% /private/var/root/Library
/dev/disk13 2.1M 143k 2.0M 7% 2 4294967277 0% /private/var/root/Library/Containers
/dev/disk14 524k 184k 340k 36% 11 4294967268 0% /Library/Preferences
/dev/disk15 524k 160k 365k 31% 6 4294967273 0% /Library/Preferences/SystemConfiguration
/dev/disk16 1.0M 180k 868k 18% 6 4294967273 0% /Library/Keychains
/dev/disk17 6.3M 176k 6.1M 3% 2 4294967277 0% /private/var/tmp/RecoveryTemp
/dev/disk18 6.3M 176k 6.1M 3% 2 4294967277 0% /private/var/tmp/OSISPredicateUpdateProductTemp
/dev/disk19 524k 143k 381k 28% 2 4294967277 0% /private/var/tmp/InstallerCookies
/dev/disk20 2.1M 143k 2.0M 7% 2 4294967277 0% /Library/Logs/DiagnosticReports
/dev/disk2s5 251G 41G 204G 17% 624122 9223372036854151685 0% /Volumes/Amaury
/dev/disk21s3 50G 5.4G 44G 11% 1110 4294966169 0% /Volumes/Install macOS High Sierra
/dev/disk21s2 1.9T 239G 1.7T 13% 2204497 4292762782 0% /Volumes/Elements
/dev/disk21s5 50G 45G 5.3G 90% 625660 4294341619 0% /Volumes/Clone
-bash-3.2#
diskutil ap deleteContainer disk2 Amaury
diskutil list
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: Apple_APFS Container disk1 250.8 GB disk0s2
/dev/disk1 (synthesized):
#: TYPE NAME SIZE IDENTIFIER
0: APFS Container Scheme - +250.8 GB disk1
Physical Store disk0s2
/dev/disk2 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *2.0 TB disk2
1: EFI EFI 209.7 MB disk2s1
2: Apple_HFS Elements 1.9 TB disk2s2
3: Apple_HFS Clone 49.9 GB disk2s3
4: Apple_HFS Install macOS High S... 49.8 GB disk2s4
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk3
1: Apple_HFS macOS Base System 2.0 GB disk3s1
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +10.5 MB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +10.5 MB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk20
/dev/disk21 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk21
/dev/disk22 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk22
/dev/disk23 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk23
/dev/disk24 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk24
-bash-3.2#
diskutil ap deleteContainer disk1 Amaury
-bash-3.2# diskutil ap deleteContainer disk1 Amaury
Started APFS operation on disk1
Deleting APFS Container with all of its APFS Volumes
Unmounting Volumes
Deleting Volumes
Deleting Container
Wiping former APFS disks
Switching content types
Reformatting former APFS disks
Initialized /dev/rdisk0s2 as a 233 GB case-insensitive HFS Plus volume with a 24576k journal
Mounting disk
1 new disk created or changed due to APFS operation
Disk from APFS operation: disk0s2
Finished APFS operation on disk1
-bash-3.2#