The computer is now super slow and I don't know my next step to resolve this issue. Every time I boot to win2k (sp1) its set the dirty bit on the boot (c:) ntfs file system. 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. 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). 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 … You may use the /C option to schedule chkdsk for this drive. This queries the drive, and more than likely it will tell you that it is dirty. When you use the /x switch in chkntfs, it will add a /k: parameter and drive letter before the asterisk. Chkntfs /D: Restores the computer to default behavior and removes registry settings invoked by Chkdsk /F or Chkntfs … Please advise. its a sudo drive how can I repair it, how can I use WHS the way I want to? Next type fsutil dirty query x: where x: is your boot drive. If no switches are specified, CHKNTFS displays if the specified drive is dirty or scheduled to be checked on next reboot. Now manually reboot your computer, what is the result? 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. You can of course use the Windows GUI to check your SSD or HDD. Type fsutil dirty query x:. I then ran chkntfs z: it reports z: is dirty. This will prevent Check Disk running on the next reboot. This parameter excludes volumes from being checked for the presence of a dirty bit. Vitamin C - Vitamin C is an antioxidant involved in connective tissue metabolism, drug-metabolizing systems, and mixed-function oxidase systems to list a few. You can run chkdsk during boot, or schedule it during the next boot, but as soon as win2k boots you can: I put chkntfs /x c: to disable it on startup but is it bad if i just leave it disabled and not fix it? This command will tell you if this drive is dirty. chkntfs c: If you have scheduled a manual check of the drive, you’ll see a message to that effect. If a dirty bit is set, the checkdisk utility runs after each restart. Vitamin C deficiency causes scurvy; manifestations include impaired formation of mature connective tissue, bleeding into the skin, weakness, fatigue, and depression. Next, type chkntfs /x c:. Now manually reboot your computer. 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… 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 Alex Zhao /C Schedules a drive to be checked at boot time; chkdsk runs if the drive is dirty. 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. I would appreciate any assistance. dirty file systems) means that the file system's state is inconsistent. If so, you could click on Start then Run , type cmd and press Enter . 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. Next, type chkntfs /x x:. 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. Chkntfs examples; chkntfs /d; Restores the computer back to the default settings and all drives are checked at boot if they are dirty. I'm pretty suire I don't want the C drive dirty. Go to a Command Prompt and type: CHKNTFS /X C: That'll disable and clear the dirty bit. My question is how? Chkdsk run only if the volume is found to be dirty. I ran chkntfs c: it reports c: is not dirty. Regards Ian