Merci ca a marché,
Éteins ton Mac de force (pression continue sur le bouton d'alimentation). Rallume-le > en tenant aussitôt pressées ensemble les 4 touches : ⌘⌥⇧R (cmd alt maj R) = démarrage par internet alternatif -->
- téléchargeant en RAM un OS de secours (500 Mo) correspondant à l'OS d'usine de ton Mac > et démarrant ton Mac dessus à la fin
=> tu n'auras qu'à dire si tu as réussi ce démarrage alternatif.
Bloc de code:
-bash-3.2# diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *500.1 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: Apple_HFS OS X Base System 499.2 GB disk0s2
/dev/disk1
#: TYPE NAME SIZE IDENTIFIER
0: Apple_partition_scheme *1.3 GB disk1
1: Apple_partition_map 30.7 KB disk1s1
2: Apple_HFS OS X Base System 1.3 GB disk1s2
/dev/disk2
#: TYPE NAME SIZE IDENTIFIER
0: untitled *5.2 MB disk2
/dev/disk3
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk3
/dev/disk4
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk4
/dev/disk5
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk5
/dev/disk6
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk6
/dev/disk7
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk7
/dev/disk8
#: TYPE NAME SIZE IDENTIFIER
0: untitled *6.3 MB disk8
/dev/disk9
#: TYPE NAME SIZE IDENTIFIER
0: untitled *2.1 MB disk9
/dev/disk10
#: TYPE NAME SIZE IDENTIFIER
0: untitled *1.0 MB disk10
/dev/disk11
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk11
/dev/disk12
#: TYPE NAME SIZE IDENTIFIER
0: untitled *524.3 KB disk12
/dev/disk13
#: TYPE NAME SIZE IDENTIFIER
0: untitled *1.0 MB disk13
/dev/disk14
#: TYPE NAME SIZE IDENTIFIER
0: untitled *6.3 MB disk14
-bash-3.2#