-bash-3.2# ls /volumes/"macintosh hd"
.DS_Store                Users
.DocumentRevisions-V100            Volumes
.HFS+ Private Directory Data?        bin
.IAProductInfo                cores
.PKInstallSandboxManager        dev
.PKInstallSandboxManager-SystemSoftware    etc
.Spotlight-V100                home
.Trashes                installer.failurerequests
.file                    macOS Install Data
.fseventsd                net
.vol                    private
Applications                sbin
Informations sur l’utilisateur        tmp
Library                    usr
Network                    var
System
-bash-3.2#-bash-3.2# bless --info /volumes/"macintosh hd"
         252 => Blessed System File is <Preboot>/3A24F784-2887-3EE2-BC01-1C39158D3F7B/com.apple.installer/boot.efi
          64 => Blessed System Folder is <Preboot>/3A24F784-2887-3EE2-BC01-1C39158D3F7B/com.apple.installer
The blessed volume in this APFS container is "/Volumes/Macintosh HD"
-bash-3.2#rm -rf /Volumes/"Macintosh HD"/"macOS Install Data"ls /Volumes/"Macintosh HD"-bash-3.2# rm -rf /volumes/"macintosh hd"/"macos install data"
-bash-3.2# ls /volumes/"macintosh hd"
.DS_Store                System
.DocumentRevisions-V100            Users
.HFS+ Private Directory Data?        Volumes
.IAProductInfo                bin
.PKInstallSandboxManager        cores
.PKInstallSandboxManager-SystemSoftware    dev
.Spotlight-V100                etc
.Trashes                home
.file                    installer.failurerequests
.fseventsd                net
.vol                    private
Applications                sbin
Informations sur l’utilisateur        tmp
Library                    usr
Network                    var
-bash-3.2#bless --folder /volumes/"macintosh hd"/system/library/coreservices --file /volumes/"macintosh hd"/system/library/coreservices/boot.efibless --info /volumes/"macintosh hd"-bash-3.2# bless --folder /volumes/"macintosh hd"/system/library/coreservices --file /volumes/"macintosh hd"/system/library/coreservices/boot.efi
-bash-3.2# bless --info /volumes/"macintosh hd"
         110 => Blessed System File is <Preboot>/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/CoreServices/boot.efi
          23 => Blessed System Folder is <Preboot>/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/CoreServices
The blessed volume in this APFS container is "/Volumes/Macintosh HD"
-bash-3.2#kextcache -u /volumes/"macintosh hd"
diskutil ap updatepreboot disk2s1-bash-3.2# kextcache -u /volumes/"macintosh hd"
-bash-3.2# diskutil ap updatepreboot disk2s1
Started APFS operation
UpdatePreboot: Commencing operation to update the Preboot Volume for Target Volume disk2s1 Macintosh HD
UpdatePreboot: The Target Volume's OpenDirectory (non-special kind) user count is 1 and the Recovery (any of 3 kinds) user count is 0
UpdatePreboot: There are OpenDirectory user(s) but no Recovery user(s)
UpdatePreboot: The above is an abort condition for some purposes but not UpdatePreboot; continuing
UpdatePreboot: No custom Open Directory path given
UpdatePreboot: Using GivenVolumeMountPointOrNilIfNotMounted for the MacOSSearchPath
UpdatePreboot: Using MacOSSearchPath's child dslocal path for the OpenDirectorySearchPath
UpdatePreboot: MacOS Search Path = (nil=NotMounted) = /Volumes/Macintosh HD
UpdatePreboot: Open Directory Database Search Path = (nil=MacOSSearchPathNotMounted) = /Volumes/Macintosh HD/var/db/dslocal/nodes/Default
UpdatePreboot: Preserve EncryptedRootPList When No-OD = 0
UpdatePreboot: Successfully opened Open Directory database; setting AuthODNodeOrNil accordingly
UpdatePreboot: Mounting and ensuring as mounted the related Preboot Volume
UpdatePreboot: Preboot Volume = disk2s2 Preboot
UpdatePreboot: Taking mount hold on Preboot Volume
UpdatePreboot: Preboot Volume Target Directory = /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C329158D3F7B
UpdatePreboot: Considering APFS Crypto User 420B6BFC-D07B-4B69-80D6-492989333E299
UpdatePreboot: Defaulting and requiring that this be an Open Directory User
UpdatePreboot: Treating this APFS Crypto User to be, and requiring to match, an Open Directory User
UpdatePreboot: Correlated APFS Volume Crypto User with Open Directory User 420B6BFC-D07B-4B69-80D6-49293933E299 aka "Polo"
UpdatePreboot: Reading JPEG user picture of length 310731 from Open Directory database
UpdatePreboot: All required data for this Open Directory user has been obtained
UpdatePreboot: Parameters for EFILoginUserGraphics count=1 "unlockOptions"="0"
UpdatePreboot: Before render EFILoginUserGraphics user (graphics/audio) resources Name=Polo PictureSize=(NoneIsOK)=310731 HintOptional=Anaïs
UpdatePreboot: After render EFILoginUserGraphics Data=(0=Error)=0x7f9f764157cc0=581022
UpdatePreboot: Before rendering EFILoginUserNamesData resources UserArrayCount=2
UpdatePreboot: After rendering EFILoginUserNamesData Data=(NULL=Skip)=0x7f9f764180d0 DataItemCount=2
UpdatePreboot: Successfully added a macOS OD User to the building dictionary
UpdatePreboot: Successfully processed APFS Volume Crypto User 4210B6BFC-D07B-4B69-80D6-492939333E299
UpdatePreboot: Error for this processed user was 0
UpdatePreboot: Error among all processed users was 0
UpdatePreboot: The Encrypted Root PList File content is ready
UpdatePreboot: Not encrypting the Encrypted Root PList File content
UpdatePreboot: Encrypted Root PList File to be created path will or would be /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EncryptedRoot.plist.wipekey
UpdatePreboot: Proceeding to write Encrypted Root PList, creating a path as neccessary
UpdatePreboot: Successfully wrote Encrypted Root PList File
UpdatePreboot: DiskManagement Info PList File path will be /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/var/db/CryptoUserInfo.plist
UpdatePreboot: Successfully wrote DiskManagement Info PList File
UpdatePreboot: Checking for existence of Static EFI Resources directory /Volumes/Macintosh HD/usr/standalone/i386/EfiLoginUI
UpdatePreboot: Before copying contents of directory of Static EFI Resources at /Volumes/Macintosh HD/usr/standalone/i386/EfiLoginUI into directory /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/usr/standalone/i386
UpdatePreboot: After copying error=(0=success)=0
UpdatePreboot: Looking for locale list on macOS on Target Volume
UpdatePreboot: Locale list item count is 1
UpdatePreboot: Before rendering EFILoginInterfaceGraphics global localized resources
UpdatePreboot: After rendering EFILoginInterfaceGraphics FileNamesAndData=(0=error)=0x7f9f7652bc40=10
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/loginui.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/flag_picker.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/preferences.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/battery.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/appleLogo.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/unknown_userUI.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/disk_passwordUI.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/guest_userUI.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/Lucida13.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Writing localized EFI graphics resource file /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/Lucida13White.efires
UpdatePreboot: Successfully wrote EFI resource file
UpdatePreboot: Generating AdminUserList for Recovery purposes
UpdatePreboot: Considering admin user FFFFEEEE-DDDD-CCCC-BBBB-AAAA00000000
UpdatePreboot: Considering admin user 420B6BFC-D07B-4B69-80D6-49293933E299
UpdatePreboot: Error among all processed admin users was 0
UpdatePreboot: Writing Admin User Info File to path /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/var/db/AdminUserRecoveryInfo.plist
UpdatePreboot: Successfully wrote Admin User Info File
UpdatePreboot: Checking for existence of Secure Access Token file /Volumes/Macintosh HD/var/db/dslocal/nodes/Default/secureaccesstoken.plist
UpdatePreboot: Before copying Secure Access Token file /Volumes/Macintosh HD/var/db/dslocal/nodes/Default/secureaccesstoken.plist into directory /Volumes/Preboot/3A24F784-2887-3EE2-BC01-1C39158D3F7B/var/db
UpdatePreboot: After copying error=(0=success)=0
UpdatePreboot: Releasing mount hold on Preboot Volume
UpdatePreboot: Unmounting Preboot Volume
UpdatePreboot: Did unmount Preboot Volume err=(ignored)=0
UpdatePreboot: Doing memory releases
UpdatePreboot: Exiting Update Preboot operation with overall error=(0=success)=0
Finished APFS operation
-bash-3.2#-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *1.0 TB     disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:                  Apple_HFS Sans titre              999.3 GB   disk0s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk0s3
/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 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +5.2 MB     disk2
/dev/disk3 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +524.3 KB   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               +2.1 MB     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               +12.6 MB    disk9
/dev/disk10 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +2.1 MB     disk10
/dev/disk11 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +1.0 MB     disk11
/dev/disk12 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +2.1 MB     disk12
/dev/disk13 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +524.3 KB   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               +1.0 MB     disk15
/dev/disk16 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +6.3 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               +524.3 KB   disk18
/dev/disk19 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                            untitled               +2.1 MB     disk19
-bash-3.2#diskutil info /Volumes/"Sans titre"
ls /Volumes/"Sans titre"
bless --info /Volumes/"Sans titre"-bash-3.2# diskutil info /Volumes/"Sans titre"
   Device Identifier:        disk0s2
   Device Node:              /dev/disk0s2
   Whole:                    No
   Part of Whole:            disk0
   Volume Name:              Sans titre
   Mounted:                  Yes
   Mount Point:              /Volumes/Sans titre
   Partition Type:           Apple_HFS
   File System Personality:  Journaled HFS+
   Type (Bundle):            hfs
   Name (User Visible):      Mac OS Extended (Journaled)
   Journal:                  Journal size 81920 KB at offset 0x1d1c000
   Owners:                   Enabled
   OS Can Be Installed:      Yes
   Booter Disk:              disk0s3
   Recovery Disk:            disk0s3
   Media Type:               Generic
   Protocol:                 SATA
   SMART Status:             Verified
   Volume UUID:              303DFA23-D5F0-3C50-A7D8-D75873E70A92
   Disk / Partition UUID:    7C03C140-CD63-443F-B186-8D38EFF745DD
   Disk Size:                999.3 GB (999345127424 Bytes) (exactly 1951845952 512-Byte-Units)
   Device Block Size:        512 Bytes
   Volume Total Space:       999.3 GB (999345127424 Bytes) (exactly 1951845952 512-Byte-Units)
   Volume Used Space:        446.7 GB (446703861760 Bytes) (exactly 872468480 512-Byte-Units) (44.7%)
   Volume Available Space:   552.6 GB (552641265664 Bytes) (exactly 1079377472 512-Byte-Units) (55.3%)
   Allocation Block Size:    4096 Bytes
   Read-Only Media:          No
   Read-Only Volume:         No
   Device Location:          Internal
   Removable Media:          Fixed
   Solid State:              No
-bash-3.2# ls /Volumes/"Sans titre"
.DS_Store
.DocumentRevisions-V100
.IAProductInfo
.PKInstallSandboxManager-SystemSoftware
.Spotlight-V100
.Trashes
.file
.fseventsd
.hotfiles.btree
.vol
Applications
Guides de l’utilisateur et informations
Incompatible Software
Library
Network
System
Users
Volumes
bin
cores
dev
etc
home
installer.failurerequests
macOS Install Data
net
private
sbin
tmp
usr
var
-bash-3.2# bless --info /Volumes/"Sans titre"
finderinfo[0]: 7541390 => Blessed System Folder is /Volumes/Sans titre/System/Library/CoreServices
finderinfo[1]: 7817787 => Blessed System File is /Volumes/Sans titre/System/Library/CoreServices/boot.efi
finderinfo[2]:      0 => Open-folder linked list empty
finderinfo[3]:      0 => No alternate OS blessed file/folder
finderinfo[4]:      0 => Unused field unset
finderinfo[5]: 7541390 => OS X blessed folder is /Volumes/Sans titre/System/Library/CoreServices
64-bit VSDB volume id:  0x85C02D1448E5DC31
-bash-3.2# 
	