Check disk (CHKDSK) – DOS Command

It checks a disk and displays a status report. It checks for any errors or cross-linked with hard disk drive.

To view ‘chkdsk’ with its all possible parameters you can use following command. Its like help information to regarding that command.

Commands can be run using Microsoft Windows XP Command Prompt (cmd.exe)

Syntax :

volume 	        It specifies the drive letter (followed by a 
		colon), mount point, or volume name.

filename	FAT/FAT32 only: It specifies the files to check 
		for fragmentation.

/F  		It fixes errors on the disk.

/V  		On FAT/FAT32: It displays the full path and name 
		of every file on the disk.
		On NTFS: It displays cleanup messages if any.

/R  		It locates bad sectors and recovers readable 
		information (implies /F).

/L:size  	NTFS only: It changes the log file size to the 
		specified number of kilobytes. If size is not 
		specified, displays current size.

/X  		It forces the volume to dismount first if 
		necessary. All opened handles to the volume
		would then be invalid(implies /F).

/I 		NTFS only: It performs a less vigorous 
		check of index entries.

/C 		NTFS only: It skips checking of cycles 
		within the folder structure.

The /I or /C switch reduces the amount of time required to run Chkdsk by skipping certain checks of the volume.

Use :

chkdsk D: /F
– It fixes errors if found on D: drive.

Output :

Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

D:\DINESH > chkdsk D: /F
The type of the file system is NTFS.
Volume label is Data.

CHKDSK is verifying files (stage 1 of 3)... 
File verification completed.
CHKDSK is verifying indexes (stage 2 of 3)...
Index verification completed.
CHKDSK is verifying security descriptors (stage 3 of 3)...
Security descriptor verification completed.
Windows has checked the file system and found no problems.

  25599545 KB total disk space.
   5801964 KB in 36626 files.
     11540 KB in 2211 indexes.
         0 KB in bad sectors.
    109549 KB in use by the system.
     65536 KB occupied by the log file.
  19676492 KB available on disk.

      4096 bytes in each allocation unit.
   6399886 total allocation units on disk.
   4919123 allocation units available on disk.


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