What is Disk Quota and how to use disk quota with NTFS ?

NTFS supports the use of disk quota. Disk quota enable you to specify the amount of disk space that is available to a user. By enabling disk quota, you can track and control disk space usage. You can configure weather users allowed to exceed their limits, and you can also configure windows XP professional to log an event when a user exceeds a specified warning level or disk quota limit.

I will show you in this post on how to use disk quota with NTFS.



I create two user in my PC named emdad(administrative user) and emdadblog(non administrative user). I will implement disk quota limit on emdadblog. Now I have logged in my PC with emdad user. See below picture.

How to use disk quota in NTFS

Emdad user account belongs to administrators group. Now to use disk quota go to my computer -> select desired HDD drive, right click on it and go to properties - > navigate to disk quota. See below picture

How to use disk quota in NTFS

Now from the disk quota tab check the "Enable quota management" and click on "Quota Entries". A new window will appear and from here go to -> Quota -> New Quota Entry. A window will appear like below this.

How to use disk quota in NTFS

Now from here type your desired user name that you want to implement disk quota limitation. I used emdadblog user to implement disk quota limitation. After giving user name click OK. New window will appear like below picture

How to use disk quota in NTFS

Now from here specify the disk space that a user can use. You can specify disk space KB to EB as well as also set a warning level. I use 300 KB to disk space use and set 150 KB as a warning level for emdadblog user. Now close the window and click apply and OK. Login to emdadblog user account.

How to use disk quota in NTFS

After logging to emdadblog user account check out the drive properties that I have implemented at earlier time.

How to use disk quota in NTFS

FAQ :

1. Why my drive does not showing disk quota option ?

Answer : Because you have not used NTFS drive.

2. How to convert file system to NTFS without loosing data ?



Answer : To convert your drive into NTFS without loosing data  type below command into your command prompt (CMD)

convert x: /fs:ntfs

where X is the drive name. If you use any name instead of your drive letter type the name in X.

3. Why quota option is not working on my implemented user account ?

Answer : Your disk quota option will not work if you implement this option on administrative rights related users.

4. How to implement this disk quota  on administrative user accounts ?

Answer : To implement disk quota option on administrative rights related user account just enable  "Limit disk space to" and set the disk space quota limit. See below picture

How to use disk quota in NTFS