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btrfs-filesystem: correct and improve (#5169)

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Starbeamrainbowlabs 2021-01-25 01:42:06 +00:00 • committed by GitHub
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10
pages/linux/btrfs-filesystem.md
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@ -9,15 +9,15 @@
- Show usage by individual devices:
`btrfs filesystem show {{path/to/btrfs_mount}}`
`sudo btrfs filesystem show {{path/to/btrfs_mount}}`
- Defragment a single file on a btrfs filesystem:
- Defragment a single file on a btrfs filesystem (avoid while a deduplication agent is running):
`sudo btrfs filesystem defragment {{path/to/file}}`
`sudo btrfs filesystem defragment -v {{path/to/file}}`
- Defragment a directory recursively (does not cross subvolume boundaries):
`sudo btrfs filesystem defragment -r {{path/to/directory}}`
`sudo btrfs filesystem defragment -v -r {{path/to/directory}}`
- Force syncing unwritten data blocks to disk(s):
@ -25,4 +25,4 @@
- Summarize disk usage for the files in a directory recursively:
`sudo btrfs filesystem du {{path/to/directory}}`
`sudo btrfs filesystem du --summarize {{path/to/directory}}`