XFS Defragmentation - HowFlow

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Category: Storage | Tags: linux file system filesystem xfs fragmentation

HowFlow — File system fragmentation is the phenomenon in which free storage becomes divided into many small pieces over time. The result is that, although free storage is available, it is effectively unusable because it is divided into pieces that are too small to satisfy the demands of the application. Learn how to find out if your XFS file system is fragmented and how to defragment it.

Posted by

aroedl 8 months ago

How to find out if your XFS file system is fragmented

As root enter (/dev/sda1 is an example):



  noname ~ # xfs_db -c frag -r /dev/sda1

You can actually run this command while the file system is mounted.

How to defragment an XFS file system

Enter as root:



  xfs_fsr /dev/sda1

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