2021-03-18 00:35:52 +00:00
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# mkfs.btrfs
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> Create a btrfs filesystem.
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> Defaults to `raid1`, which specifies 2 copies of a given data block spread across 2 different devices.
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2022-11-15 11:50:15 +00:00
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> More information: <https://btrfs.readthedocs.io/en/latest/mkfs.btrfs.html>.
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2021-03-18 00:35:52 +00:00
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- Create a btrfs filesystem on a single device:
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`sudo mkfs.btrfs --metadata single --data single {{/dev/sda}}`
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- Create a btrfs filesystem on multiple devices with raid1:
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`sudo mkfs.btrfs --metadata raid1 --data raid1 {{/dev/sda}} {{/dev/sdb}} {{/dev/sdN}}`
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- Set a label for the filesystem:
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`sudo mkfs.btrfs --label "{{label}}" {{/dev/sda}} [{{/dev/sdN}}]`
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