From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- Documentation/filesystems/btrfs.rst | 44 +++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/filesystems/btrfs.rst (limited to 'Documentation/filesystems/btrfs.rst') diff --git a/Documentation/filesystems/btrfs.rst b/Documentation/filesystems/btrfs.rst new file mode 100644 index 000000000..992eddb0e --- /dev/null +++ b/Documentation/filesystems/btrfs.rst @@ -0,0 +1,44 @@ +.. SPDX-License-Identifier: GPL-2.0 + +===== +BTRFS +===== + +Btrfs is a copy on write filesystem for Linux aimed at implementing advanced +features while focusing on fault tolerance, repair and easy administration. +Jointly developed by several companies, licensed under the GPL and open for +contribution from anyone. + +The main Btrfs features include: + + * Extent based file storage (2^64 max file size) + * Space efficient packing of small files + * Space efficient indexed directories + * Dynamic inode allocation + * Writable snapshots + * Subvolumes (separate internal filesystem roots) + * Object level mirroring and striping + * Checksums on data and metadata (multiple algorithms available) + * Compression (multiple algorithms available) + * Reflink, deduplication + * Scrub (on-line checksum verification) + * Hierarchical quota groups (subvolume and snapshot support) + * Integrated multiple device support, with several raid algorithms + * Offline filesystem check + * Efficient incremental backup and FS mirroring (send/receive) + * Trim/discard + * Online filesystem defragmentation + * Swapfile support + * Zoned mode + * Read/write metadata verification + * Online resize (shrink, grow) + +For more information please refer to the documentation site or wiki + + https://btrfs.readthedocs.io + + https://btrfs.wiki.kernel.org + +that maintains information about administration tasks, frequently asked +questions, use cases, mount options, comprehensible changelogs, features, +manual pages, source code repositories, contacts etc. -- cgit v1.2.3