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30 lines
395 B
Markdown
30 lines
395 B
Markdown
## Name
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blockdev - query block devices
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## Synopsis
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```**sh
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$ blockdev [options] <device>
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```
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## Description
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The `blockdev` command call ioctls on the given block device.
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## Options
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* `-s`, `--size`: Get disk size in bytes
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* `-b`, `--block-size`: Get block size in bytes
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## Examples
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```sh
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# Get disk size
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# blockdev -s /dev/hda
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863718912
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# Get block size
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# blockdev -b /dev/hda
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512
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```
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