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| − | =btrfs-check(8) Manual Page=
| + | |name=btrfs-check}} |
| − | {{GeneratedManpage}} | + | |
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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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| − | '''Note:''' 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
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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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| − | ; --check-data-csum
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| − | : verify checkums of data blocks.
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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 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
