Then run: CHKDSK /R Which will require a reboot and will take a long time to scan but will also scan for bad sectors on the drive. But did you know that you should check your drives by typing the following (you can copy and paste in a elevated command prompt and change switches as necessary)- fsutil dirty query c: fsutil dirty query c: chkntfs c… This will prevent Check Disk running on the next reboot. Every time I boot to win2k (sp1) its set the dirty bit on the boot (c:) ntfs file system. Chkntfs /D: Restores the computer to default behavior and removes registry settings invoked by Chkdsk /F or Chkntfs … My question is how? You may use the /C option to schedule chkdsk for this drive. If so, you could click on Start then Run , type cmd and press Enter . dirty file systems) means that the file system's state is inconsistent. Now manually reboot your computer. I put chkntfs /x c: to disable it on startup but is it bad if i just leave it disabled and not fix it? Next, type chkntfs /x c:. I then ran chkntfs z: it reports z: is dirty. The computer is now super slow and I don't know my next step to resolve this issue. chkntfs c: If you have scheduled a manual check of the drive, you’ll see a message to that effect. Go to a Command Prompt and type: CHKNTFS /X C: That'll disable and clear the dirty bit. You can run chkdsk during boot, or schedule it during the next boot, but as soon as win2k boots you can: A dirty bit set in damaged file systems (a.k.a. I don't think my chkdsk is running after i do Y on cmd for restart If no switches are specified, CHKNTFS displays if the specified drive is dirty or scheduled to be checked on next reboot. When you use the /x switch in chkntfs, it will add a /k: parameter and drive letter before the asterisk. I'm pretty suire I don't want the C drive dirty. If Windows has scheduled an automatic check of the drive, you’ll see a message letting you know that the volume is dirty, which just means it’s been flagged with potential errors. I would appreciate any assistance. For example, if you run the command “chkntfs /x c:” in a Command Prompt, this would modify the registry entry to “autocheck autochk /k:C … Now manually reboot your computer, what is the result? Chkntfs examples; chkntfs /d; Restores the computer back to the default settings and all drives are checked at boot if they are dirty. Type fsutil dirty query x:. You can of course use the Windows GUI to check your SSD or HDD. Next type fsutil dirty query x: where x: is your boot drive. For example, the dirty bit is set if there are outstanding modifications to the volume pending and the server is restarted before these modifications were saved. /C Schedules a drive to be checked at boot time; chkdsk runs if the drive is dirty. I ran chkntfs c: it reports c: is not dirty. Regards Ian This parameter excludes volumes from being checked for the presence of a dirty bit. Please advise. I've tried running chkdsk c: /f/r/x but its not fixing it on startup and it just keeps saying repairing and scanning every startup. This command will tell you if this drive is dirty. Vitamin C deficiency causes scurvy; manifestations include impaired formation of mature connective tissue, bleeding into the skin, weakness, fatigue, and depression. Alex Zhao Vitamin C - Vitamin C is an antioxidant involved in connective tissue metabolism, drug-metabolizing systems, and mixed-function oxidase systems to list a few. If fsutil dirty query c: still reveals the drive as dirty, then do the following: Open a Command Prompt in windows, type the following and hit Enter:fsutil dirty query C: If it tells it is dirty then type CHKNTFS /X C: and hit enter. its a sudo drive how can I repair it, how can I use WHS the way I want to? Next, type chkntfs /x x:. If a dirty bit is set, the checkdisk utility runs after each restart. Chkdsk run only if the volume is found to be dirty. Chkntfs /C: Schedules a volume to be checked at boot time (which it would do anyway if chkntfs /x had not been run against the volume previously). This queries the drive, and more than likely it will tell you that it is dirty.