Last login: Fri Jun  8 10:02:42 on ttys001
Mac-mini-de-Jean-Philippe-Senn:~ jean-philippesenn$ diskutil list
/dev/disk0 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *121.3 GB   disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:          Apple_CoreStorage Macintosh HD            121.0 GB   disk0s2
   3:                 Apple_Boot Boot OS X               134.2 MB   disk0s3
/dev/disk1 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *1.0 TB     disk1
   1:                        EFI EFI                     209.7 MB   disk1s1
   2:          Apple_CoreStorage Macintosh HD            999.3 GB   disk1s2
   3:                 Apple_Boot Recovery HD             650.0 MB   disk1s3
/dev/disk2 (internal, virtual):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:                  Apple_HFS Macintosh HD           +1.1 TB     disk2
                                 Logical Volume on disk0s2, disk1s2
                                 101354CE-3E18-4175-9F8F-095DFACFB19A
                                 Unencrypted Fusion Drive
/dev/disk3 (external, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:     Apple_partition_scheme                        *7.2 GB     disk3
   1:        Apple_partition_map                         30.7 KB    disk3s1
   2:         Apple_Driver_ATAPI                         2.0 KB     disk3s2
   3:                  Apple_HFS Mac OS X Server Inst... 7.2 GB     disk3s3
Mac-mini-de-Jean-Philippe-Senn:~ jean-philippesenn$ df -H /
Filesystem   Size   Used  Avail Capacity iused      ifree %iused  Mounted on
/dev/disk2   1.1T   324G   790G    30% 1146472 4293820807    0%   /
Mac-mini-de-Jean-Philippe-Senn:~ jean-philippesenn$
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Voila le copier coller ci-dessus.
J'ai une info. supplémentaire à donner. Le message d'erreur “Boot Failed EFI Hard Drive" apparait systématiquement avant chaque lancement d'installation. Le souci vient peut être de la aussi ?
À bientôt,