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Linux: Using xfs project quotas to limit capacity within a subdirectory

XFS is a journaled filesystem that has excellent parallel performance, and is licensed under the GPL which means it has been included in many Linux distributions. One of the features of XFS is the ability to enforce quotas based on user, group, and project.  In this article, I will show how to assign filesize quotas Linux: Using xfs project quotas to limit capacity within a subdirectory