Έτρεξα και το verifyvolume. Δεν έβγαλε κάποιο σφάλμα:
Started file system verification on disk2s1 Macintosh HD Verifying file system Volume could not be unmounted Using live mode Performing fsck_apfs -n -l -x /dev/rdisk2s1 Checking the container superblock Checking the fusion superblock Checking the EFI jumpstart record Checking the space manager Checking the space manager free queue trees Checking the object map Checking the Fusion data structures Checking volume Checking the APFS volume superblock The volume Macintosh HD was formatted by diskmanagementd (945.230.6) and last modified by apfs_kext (945.250.134) Checking the object map Checking the snapshot metadata tree Checking the snapshot metadata Checking snapshot 1 of 2 Checking snapshot 2 of 2 Checking the extent ref tree Checking the fsroot tree Verifying allocated space The volume /dev/rdisk2s1 appears to be OK File system check exit code is 0 Restoring the original state found as mounted Finished file system verification on disk2s1 Macintosh HD