2025-03-14 21:59:59 -06:00
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# e2fsck
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> Check a Linux ext2/ext3/ext4 filesystem. The partition should be unmounted.
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> More information: <https://manned.org/e2fsck>.
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- Check filesystem, reporting any damaged blocks:
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`sudo e2fsck {{/dev/sdXN}}`
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2025-07-24 22:27:13 -06:00
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- Check filesystem and automatically repair ([p]reen) any damaged blocks:
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2025-03-14 21:59:59 -06:00
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`sudo e2fsck -p {{/dev/sdXN}}`
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- Check filesystem in read only mode:
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`sudo e2fsck -c {{/dev/sdXN}}`
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- Perform an exhaustive, non-destructive read-write test for bad blocks and blacklist them:
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`sudo e2fsck -fccky {{/dev/sdXN}}`
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