Me encontré con la "Comprobar Disco" herramienta en la utilidad de discos en mi disco principal llamado Macintosh HD, y se vino para arriba con este registro:
Verifying volume "Macintosh HD"
Checking storage systemChecking volume.
disk0s2: Scan for Volume Headers
disk0s2: Scan for Disk Labels
Logical Volume Group 4D3DFAA4-7124-4F3F-A19D-D06A1784AB17 spans 1 device
Logical Volume Group has a 16 MB Metadata Volume with double redundancy
Start scanning metadata for a valid checkpoint
Load and verify Segment Headers
Load and verify Checkpoint Payload
Load and verify Transaction Segment
Load and verify Transaction Segment
Incorporate 1 newer non-checkpoint transactions
Load and verify Virtual Address Table
Load and verify Segment Usage Table
Load and verify Metadata Superblock
Load and verify Logical Volumes B-Trees
Logical Volume Group contains 1 Logical Volumes
Load and verify E7324686-925A-48BF-8150-A982F1572F20
Load and verify 82E44F05-FEF5-49A9-B3C6-1911EE30BB49
Load and verify Freespace Summary
Load and verify Block Accounting
Load and verify Segment Cleaning
Newest transaction commit checkpoint is valid
The volume 4D3DFAA4-7124-4F3F-A19D-D06A1784AB17 appears to be OK.
Checking file systemPerforming live verification.
Checking Journaled HFS Plus volume.
Checking extents overflow file.
Checking catalog file.
Checking multi-linked files.
Checking catalog hierarchy.
Checking extended attributes file.
Checking volume bitmap.
**Volume bitmap needs minor repair for orphaned blocks**
Checking volume information.
**Invalid volume free block count**
(It should be 85129597 instead of 81974060)
**The volume Macintosh HD was found corrupt and needs to be repaired.
Error: This disk needs to be repaired using the Recovery HD. Restart your computer, holding down the Command key and the R key until you see the Apple logo. When the Mac OS X Utilities window appears, choose Disk Utility.**
Necesito siga las instrucciones que aparecen en la parte inferior de la log? Es necesario o puedo prescindir de ella? Gracias
