Ok donc là on va formater le SSD :
diskutil erasedisk jhfs+ "Macintosh SSD" disk2
Puis tu referas un
diskutil list
Last login: Mon May 22 13:32:19 on ttys000
imacdedelphine-1:~ delphinehugot$ diskutil erasedisk jhfs+ "Macintosh SSD" disk2
Started erase on disk2
Unmounting disk
Creating the partition map
Waiting for partitions to activate
Formatting disk2s2 as Mac OS Extended (Journaled) with name Macintosh SSD
Initialized /dev/rdisk2s2 as a 489 GB case-insensitive HFS Plus volume with a 40960k journal
Mounting disk
Finished erase on disk2
imacdedelphine-1:~ delphinehugot$ diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: *1.0 TB disk0
/dev/disk1 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *1.0 TB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_HFS DDEMAC 999.9 GB disk1s2
/dev/disk2 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *525.1 GB disk2
1: EFI EFI 209.7 MB disk2s1
2: Apple_HFS Macintosh SSD 524.8 GB disk2s2
imacdedelphine-1:~ delphinehugot$