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LPIC-1/CompTIA Linux+™ Certification All-in-One Exam Guide by Robb Tracy

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Implementing Disk Quotas

Disk quotas are a valuable management tool when you’re administering a Linux system. The problem here is that, because Linux is a multiuser system, it’s possible for one or two users to completely monopolize all the disk space available in the file system. This is especially a problem in today’s networked world where users are downloading large music files and even larger movie files from the Internet. How do you keep these users from consuming more than their fair share of disk space? You use disk quotas.

Put simply, disk quotas establish space limitations for users on the system. You can specify that users are each allowed only a certain amount of disk space or inodes (a quota). Users are not allowed to exceed this ...

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