![]() ![]() ![]() In doing so, an administrator can prevent one user from consuming an entire file system's resources, or create a system of tiered access, whereby users can have different levels of restriction. ext4, XFS, f2fs, ZFS, Lustre) it is also possible to also define block and inode quota limits for a particular project or directory, by adding a project ID to files that directory tree and defining quota limits for the project ID. That is, a system administrator defines a usage or file quota specific to a certain user or group. There may also be a small grace interval, which allows users to temporarily violate their quotas by certain amounts if necessary.ĭisk quotas are typically implemented on a per-user or per-group basis. In addition, administrators usually define a warning level, or soft quota, at which users are informed they are nearing their limit, that is less than the effective limit, or hard quota. The second, known as a file quota or inode quota, limits the number of files and directories that can be created. ![]() The first, known as a usage quota or block quota, limits the amount of disk space that can be used. There are two basic types of disk quotas. ![]()
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