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=== btrfs filesystem df / === | === btrfs filesystem df / === | ||
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=== btrfs filesystem du === | === btrfs filesystem du === | ||
=== btrfs filesystem show === | === btrfs filesystem show === | ||
=== btrfs filesystem usage === | === btrfs filesystem usage === | ||
=== btrfs scrub status === | === btrfs scrub status === | ||
</div> | |||
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It is therefore not enough to simply add up the size of all files in a path to determine the '''space consumption''' in the file system. | |||
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For each file, it must be determined how large it is and whether all or part of it is shared with other subvolumes. Since btrfs has to read a lot of metadata for this, it can take a '''long time''' to display the results: | |||
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{{RootCmd|command=btrfs filesystem du -s /home}} | |||
Total Exclusive Set shared Filename | |||
8.11TiB 6.23GiB 215.76GiB /home | |||
{{BoxInfo|Total|The sum of all files, as "du" would display them in a conventional file system. This is how much space a conventional file system would use to store these files (and all the necessary copies).}} | |||
{{BoxInfo|Exclusive|The sum of the files that "only" occur in one of the subvolumes and are not shared with other subvolumes}} | |||
{{BoxInfo|Set shared|The sum of files shared with other subvolumes}} | |||
{{BoxInfo|Exclusive + Set shared|This is the actual space used in the file system}} | |||
</div> | |||
<div lang="en" dir="ltr" class="mw-content-ltr"> | |||
=== btrfs filesystem show === | |||
=== btrfs filesystem usage === | |||
=== btrfs scrub status === | |||
</div> | |||
==btrfsck== | ==btrfsck== |