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This article mainly explains "how to limit the size of a single folder in Linux system". The explanation in this article is simple and clear, easy to learn and understand. Please follow the ideas of Xiaobian and go deep into it together to study and learn "how to limit the size of a single folder in Linux system"!

Under Linux, due to certain uses, it is necessary to limit the size of individual folders, which can be implemented in the form of image file mount.

Create a disk image file of the specified size: dd if=/dev/zero of=/root/disk.img bs=2M count=10. This creates a disk image of 20 megabytes in size.

2. Mount as device: losetup /dev/loop0 /root/disk.img

3. Format device: mkfs.ext3 /dev/loop0

4. Mount as a folder

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mkdir /test

mount -t ext3 /dev/loop0 /test

The/mnt/disk1 folder can only use 20 MB of space.

5, uninstall method, first uninstall the folder: mount/test

6. Uninstall device: losetup -d /dev/loop0

7. If you no longer use it, you can delete the image file directly: rm -f /root/disk.img

Note: If loop0 is unavailable, it can be mounted to loop1/loop2/loop3, etc.

Thank you for reading, the above is "Linux system how to limit the size of a single folder" content, after the study of this article, I believe we have a deeper understanding of how to limit the size of a single folder Linux system, the specific use of the situation also needs to be verified by practice. Here is, Xiaobian will push more articles related to knowledge points for everyone, welcome to pay attention!

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