XFS
Posted: 2016-01-14 Filed under: system | Tags: noatime, relatime, SSD, trim, XFS, xfs_db, xfs_fsr, xfs_repair 2 CommentsI am using XFS at the moment and I will put here a few filesystem related tools, for my own future use. The Arch Linux wiki has good documentation.
To repair:
umount /dev/sda3 xfs_repair -v /dev/sda3
To check fragmentation:
xfs_db -c frag -r /dev/sda3
To defragment:
xfs_fsr /dev/sda3
XFS is among the recommended filesystems for use with SSD, supporting TRIM. In addition, XFS has had relatime as the default atime behaviour for a long time.
slackalaxy.com 
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