Команда btrfs-device: опции, ключи и примеры использования
btrfs device
Manage devices in a btrfs filesystem. More information: https://btrfs.wiki.kernel.org/index.php/Manpage/btrfs-device.
- Add one or more devices to a btrfs filesystem:
sudo btrfs device add {{path/to/block_device1}} [{{path/to/block_device2}}] {{path/to/btrfs_filesystem}}
- Remove a device from a btrfs filesystem:
sudo btrfs device remove {{path/to/device|device_id}} [{{...}}]
- Display error statistics:
sudo btrfs device stats {{path/to/btrfs_filesystem}}
- Scan all disks and inform the kernel of all detected btrfs filesystems:
sudo btrfs device scan --all-devices
- Display detailed per-disk allocation statistics:
sudo btrfs device usage {{path/to/btrfs_filesystem}}
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