snippetbashTip
grub-probe — Probe device information for a particular path or device. More information: <https://www.gnu.org/sof
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commandgrub-probecliinformationprobeparticularfordevice
linux
Problem
How to use the
grub-probe command: Probe device information for a particular path or device. More information: <https://www.gnu.org/software/grub/manual/grub/html_node/Invoking-grub_002dprobe.html>.Solution
grub-probe — Probe device information for a particular path or device. More information: <https://www.gnu.org/software/grub/manual/grub/html_node/Invoking-grub_002dprobe.html>.Get GRUB filesystem module for a path:
sudo grub-probe {{[-t|--target]}} fs {{/boot/grub}}Get the system device containing a path:
sudo grub-probe {{[-t|--target]}} device {{/boot/grub}}Get GRUB disk name for a system device:
sudo grub-probe {{[-t|--target]}} drive {{/dev/sdX}} {{[-d|--device]}}Get filesystem UUID:
sudo grub-probe {{[-t|--target]}} fs_uuid {{/boot/grub}}Get filesystem label:
sudo grub-probe {{[-t|--target]}} fs_label {{/boot/grub}}Get MBR partition type code(two hexadecimal digits):
sudo grub-probe {{[-t|--target]}} msdos_parttype {{/dev/sdX}}Probe using a custom device map:
sudo grub-probe {{[-t|--target]}} drive {{/boot/grub}} {{[-m|--device-map]}} {{path/to/custom_device.map}}Code Snippets
Get GRUB filesystem module for a path
sudo grub-probe {{[-t|--target]}} fs {{/boot/grub}}Get the system device containing a path
sudo grub-probe {{[-t|--target]}} device {{/boot/grub}}Get GRUB disk name for a system device
sudo grub-probe {{[-t|--target]}} drive {{/dev/sdX}} {{[-d|--device]}}Get filesystem UUID
sudo grub-probe {{[-t|--target]}} fs_uuid {{/boot/grub}}Get filesystem label
sudo grub-probe {{[-t|--target]}} fs_label {{/boot/grub}}Context
tldr-pages: linux/grub-probe
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