diskutil cs listMBP-de-Virginie-001:~ matthieu$ diskutil cs list
CoreStorage logical volume groups (1 found)
|
+-- Logical Volume Group 04A540D1-15D8-458E-8FF0-6B7516D27DDE
    =========================================================
    Name:         Macintosh HD
    Status:       Online
    Size:         749296615424 B (749.3 GB)
    Free Space:   18939904 B (18.9 MB)
    |
    +-< Physical Volume 764E3334-9EFE-4DE2-8D9A-74DD769ACE47
    |   ----------------------------------------------------
    |   Index:    0
    |   Disk:     disk0s2
    |   Status:   Online
    |   Size:     749296615424 B (749.3 GB)
    |
    +-> Logical Volume Family 55A15742-8634-4DE2-BD3B-234030D5F7FC
        ----------------------------------------------------------
        Encryption Status:       Unlocked
        Encryption Type:         None
        Conversion Status:       NoConversion
        Conversion Direction:    -none-
        Has Encrypted Extents:   No
        Fully Secure:            No
        Passphrase Required:     No
        |
        +-> Logical Volume 9FD9F57C-212D-45BD-A2AD-AFBCF20FE465
            ---------------------------------------------------
            Disk:                  disk1
            Status:                Online
            Size (Total):          748925353984 B (748.9 GB)
            Conversion Progress:   -none-
            Revertible:            Yes (no decryption required)
            LV Name:               OS X Base System
            Volume Name:           OS X Base System
            Content Hint:          Apple_HFS
MBP-de-Virginie-001:~ matthieu$            Revertible:            Yes (no decryption required)diskutil cs revert 9FD9F57C-212D-45BD-A2AD-AFBCF20FE465 ; diskutil list disk0MBP-de-Virginie-001:~ matthieu$ diskutil cs list
CoreStorage logical volume groups (1 found)
|
+-- Logical Volume Group 04A540D1-15D8-458E-8FF0-6B7516D27DDE
    =========================================================
    Name:         Macintosh HD
    Status:       Online
    Size:         749296615424 B (749.3 GB)
    Free Space:   18939904 B (18.9 MB)
    |
    +-< Physical Volume 764E3334-9EFE-4DE2-8D9A-74DD769ACE47
    |   ----------------------------------------------------
    |   Index:    0
    |   Disk:     disk0s2
    |   Status:   Online
    |   Size:     749296615424 B (749.3 GB)
    |
    +-> Logical Volume Family 55A15742-8634-4DE2-BD3B-234030D5F7FC
        ----------------------------------------------------------
        Encryption Status:       Unlocked
        Encryption Type:         None
        Conversion Status:       NoConversion
        Conversion Direction:    -none-
        Has Encrypted Extents:   No
        Fully Secure:            No
        Passphrase Required:     No
        |
        +-> Logical Volume 9FD9F57C-212D-45BD-A2AD-AFBCF20FE465
            ---------------------------------------------------
            Disk:                  disk1
            Status:                Online
            Size (Total):          748925353984 B (748.9 GB)
            Conversion Progress:   -none-
            Revertible:            Yes (no decryption required)
            LV Name:               OS X Base System
            Volume Name:           OS X Base System
            Content Hint:          Apple_HFS
MBP-de-Virginie-001:~ matthieu$ diskutil cs revert 9FD9F57C-212D-45BD-A2AD-AFBCF20FE465 ; diskutil list disk0
Started CoreStorage operation on disk1 OS X Base System
Switching partition from Core Storage type to original type
Reclaiming space formerly used by Core Storage metadata
Error: -69886: Invalid request
/dev/disk0
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *750.2 GB   disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:                  Apple_HFS                         749.3 GB   disk0s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk0s3
MBP-de-Virginie-001:~ matthieu$diskutil mount disk0s2MBP-de-Virginie-001:~ matthieu$ diskutil mount disk0s2
disk0s2 is a FileVault or Fusion Drive physical volume; use "diskutil coreStorage list" to find its logical volume, which you can then unlock (if necessary) and mount
MBP-de-Virginie-001:~ matthieu$MBP-de-Virginie-001:~ matthieu$ diskutil coreStorage list
CoreStorage logical volume groups (1 found)
|
+-- Logical Volume Group 04A540D1-15D8-458E-8FF0-6B7516D27DDE
    =========================================================
    Name:         Macintosh HD
    Status:       Online
    Size:         749296615424 B (749.3 GB)
    Free Space:   18939904 B (18.9 MB)
    |
    +-< Physical Volume 764E3334-9EFE-4DE2-8D9A-74DD769ACE47
    |   ----------------------------------------------------
    |   Index:    0
    |   Disk:     disk0s2
    |   Status:   Online
    |   Size:     749296615424 B (749.3 GB)
    |
    +-> Logical Volume Family 55A15742-8634-4DE2-BD3B-234030D5F7FC
        ----------------------------------------------------------
        Encryption Status:       Unlocked
        Encryption Type:         None
        Conversion Status:       NoConversion
        Conversion Direction:    -none-
        Has Encrypted Extents:   No
        Fully Secure:            No
        Passphrase Required:     No
        |
        +-> Logical Volume 9FD9F57C-212D-45BD-A2AD-AFBCF20FE465
            ---------------------------------------------------
            Disk:                  disk1
            Status:                Online
            Size (Total):          749296615424 B (749.3 GB)
            Conversion Progress:   -none-
            Revertible:            No
            LV Name:               OS X Base System
            Volume Name:           OS X Base System
            Content Hint:          Apple_HFS
MBP-de-Virginie-001:~ matthieu$diskutil listMBP-de-Virginie-001:~ matthieu$ diskutil list
/dev/disk0
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *750.2 GB   disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:                  Apple_HFS OS X Base System        749.3 GB   disk0s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk0s3
/dev/disk1
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *1.0 TB     disk1
   1:                        EFI EFI                     209.7 MB   disk1s1
   2:                  Apple_HFS SOS                     999.3 GB   disk1s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk1s3
MBP-de-Virginie-001:~ matthieu$   2:                  Apple_HFS OS X Base System        749.3 GB   disk0s2diskutil info disk0s2MBP-de-Virginie-001:~ matthieu$ diskutil info disk0s2
   Device Identifier:        disk0s2
   Device Node:              /dev/disk0s2
   Part of Whole:            disk0
   Device / Media Name:      Macintosh HD
   Volume Name:              OS X Base System
   Mounted:                  Yes
   Mount Point:              /Volumes/OS X Base System
   File System Personality:  HFS+
   Type (Bundle):            hfs
   Name (User Visible):      Mac OS Extended
   Owners:                   Enabled
   Partition Type:           Apple_HFS
   OS Can Be Installed:      No
   Recovery Disk:            disk0s3
   Media Type:               Generic
   Protocol:                 SATA
   SMART Status:             Not Supported
   Volume UUID:              5EDE6DD9-841C-3A21-BE04-A6700DB07700
   Disk / Partition UUID:    00001D14-5116-0000-4102-00009D730000
   Total Size:               749.3 GB (749296615424 Bytes) (exactly 1463469952 512-Byte-Units)
   Volume Free Space:        742.4 GB (742350061568 Bytes) (exactly 1449902464 512-Byte-Units)
   Device Block Size:        512 Bytes
   Allocation Block Size:    4096 Bytes
   Read-Only Media:          No
   Read-Only Volume:         No
   Ejectable:                No
   Whole:                    No
   Internal:                 Yes
   Solid State:              No
MBP-de-Virginie-001:~ matthieu$sudo du -sh /Vol*/OS*/*MBP-de-Virginie-001:~ matthieu$ sudo du -sh /Vol*/OS*/*
WARNING: Improper use of the sudo command could lead to data loss
or the deletion of important system files. Please double-check your
typing when using sudo. Type "man sudo" for more information.
To proceed, enter your password, or type Ctrl-C to abort.
Password:
 40M    /Volumes/OS X Base System/Applications
 18M    /Volumes/OS X Base System/Install macOS High Sierra.app
4,8M    /Volumes/OS X Base System/Library
971M    /Volumes/OS X Base System/System
  0B    /Volumes/OS X Base System/Volumes
2,1M    /Volumes/OS X Base System/bin
  0B    /Volumes/OS X Base System/dev
4,0K    /Volumes/OS X Base System/etc
4,9G    /Volumes/OS X Base System/macOS Install Data
2,4M    /Volumes/OS X Base System/private
1,9M    /Volumes/OS X Base System/sbin
4,0K    /Volumes/OS X Base System/tmp
145M    /Volumes/OS X Base System/usr
4,0K    /Volumes/OS X Base System/var
MBP-de-Virginie-001:~ matthieu$ 
	