From caa82706aff5dc6e33630deea920900a816b8985 Mon Sep 17 00:00:00 2001
From: Starbeamrainbowlabs <sbrl@starbeamrainbowlabs.com>
Date: Wed, 3 Feb 2021 11:48:27 +0000
Subject: [PATCH] btrfs-device: add page (#5170)

---
 pages/linux/btrfs-device.md | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 pages/linux/btrfs-device.md

diff --git a/pages/linux/btrfs-device.md b/pages/linux/btrfs-device.md
new file mode 100644
index 0000000000..4d308d0dec
--- /dev/null
+++ b/pages/linux/btrfs-device.md
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+# 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}}`