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NatWeb Solutions, a company based in the UAE, specializes in developing and designing the user-friendly, SEO optimized, high quality and professional websites to cater for the needs of online businesses.
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We faced the problem mentioned in the title, and we found out the solution. We are more than glad to share it here with you. Enjoy the reading, check the rest of our blog posts, and may the power of our solutions be with you.
Error? Do you know the feeling when your server starts to behave in a strange way, don’t you? So, you spend hours on debugging, as we did some time ago, just to find out the “No Space Left On Device” error?
It doesn’t matter what you do; the error keeps to pop out. If your disk is really full, then it is an easy problem to solve. Just clean it up. But, if your disk is not full the issue becomes a little bit more complicated… but still easy solvable. It’s possible that you have run out of inodes.
The inode (index node) is a data structure in a Unix-style file system that describes a file-system object such as a file or a directory. Each inode stores the attributes and disk block location(s) of the object’s data. File-system object attributes may include metadata (times of last change, access, modification), as well as owner and permission data.
What does it mean in real life?Files are not only using up your disk space, but they are also using disk inodes which hold information about them. In practice, if you keep a lot of big files most likely, you will run out of space. But, if you have a lot of very small files most likely, you will run out of inodes. Even though, there will be still potential free space on your drive.
How to check the number of inodes used? Long story short, to check drive space we always use:
Do you what happened?The output is a little bit different. We use only 38% of the disk space but already 62% of the disk inodes available. How to identify files and folder consuming your inodes? The last key question to be answered is how you can identify where those files that consume your inodes are hiding. We use a very simple command for it: