C:\Users\AAA>chkdsk f:
The type of the file system is NTFS.
Volume label is Google Drive.

WARNING!  /F parameter not specified.
Running CHKDSK in read-only mode.

Stage 1: Examining basic file system structure ...
  103424 file records processed.
File verification completed.
  1244 large file records processed.
  0 bad file records processed.

Stage 2: Examining file name linkage ...
  256 reparse records processed.
  116476 index entries processed.
Index verification completed.
  0 unindexed files scanned.
  0 unindexed files recovered to lost and found.
  256 reparse records processed.

Stage 3: Examining security descriptors ...
Security descriptor verification completed.
  6527 data files processed.
CHKDSK is verifying Usn Journal...
  33681584 USN bytes processed.
Usn Journal verification completed.

Windows has scanned the file system and found no problems.
No further action is required.

 268435438 MB total disk space.
  20759578 MB in 67323 files.
    184576 KB in 6528 indexes.
         0 KB in bad sectors.
    735420 KB in use by the system.
     65536 KB occupied by the log file.
 247674962 MB available on disk.

     65536 bytes in each allocation unit.
4294967023 total allocation units on disk.
3962799393 allocation units available on disk.