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− | = btrfs-check(8) Manual Page =
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− | {{GeneratedManpage}} | + | |name=btrfs-check}} |
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− | == NAME == | + | |
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− | btrfs-check - check or repair a btrfs filesystem offline | + | |
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− | == SYNOPSIS ==
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− | '''btrfs check''' [options] <device>
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− | == DESCRIPTION ==
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− | '''btrfs check''' is used to check or repair a btrfs filesystem offline.
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− | {|
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− | |Note
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− | |Since btrfs is under heavy development especially the '''btrfs check''' command, it is '''highly''' recommended to read the following btrfs wiki before executing '''btrfs check''' with ''--repair'' option:<br /> [https://btrfs.wiki.kernel.org/index.php/Btrfsck https://btrfs.wiki.kernel.org/index.php/Btrfsck]
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− | |}
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− | '''btrfsck''' is an alias of '''btrfs check''' command and is now deprecated.
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− | == OPTIONS ==
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− | ; -s|--super <superblock>
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− | : use <superblock>th superblock copy.
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− | ; --repair
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− | : try to repair the filesystem.
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− | ; --init-csum-tree
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− | : create a new CRC tree.
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− | ; --init-extent-tree
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− | : create a new extent tree.
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− | == EXIT STATUS ==
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− | '''btrfs check''' returns a zero exist status if it succeeds. Non zero is returned in case of failure.
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− | == AVAILABILITY ==
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− | '''btrfs''' is part of btrfs-progs. Please refer to the btrfs wiki [http://btrfs.wiki.kernel.org http://btrfs.wiki.kernel.org] for further details.
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− | == SEE ALSO ==
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− | [[Manpage/mkfs.btrfs|mkfs.btrfs(8)]], [[Manpage/btrfs-scrub|btrfs-scrub(8)]], [[Manpage/btrfs-rescue|btrfs-rescue(8)]]
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− | [[Category:Manpage]]
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Latest revision as of 12:28, 12 January 2022