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22 lines
499 B
Plaintext
22 lines
499 B
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# blkdiscard
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> Discards device sectors on storage devices. Useful for SSDs.
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> More information: <https://manned.org/blkdiscard>.
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- Discard all sectors on a device, removing all data:
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`blkdiscard {{/dev/device}}`
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- Securely discard all blocks on a device, removing all data:
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`blkdiscard --secure {{/dev/device}}`
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- Discard the first 100 MB of a device:
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`blkdiscard --length {{100MB}} {{/dev/device}}`
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