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| -rw-r--r-- | Documentation/filesystems/btrfs.txt | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/Documentation/filesystems/btrfs.txt b/Documentation/filesystems/btrfs.txt index 4ced8be43c88..5dd282dda55c 100644 --- a/Documentation/filesystems/btrfs.txt +++ b/Documentation/filesystems/btrfs.txt @@ -244,24 +244,14 @@ available from the git repository at the following location: These include the following tools: -mkfs.btrfs: create a filesystem +* mkfs.btrfs: create a filesystem -btrfsctl: control program to create snapshots and subvolumes: +* btrfs: a single tool to manage the filesystems, refer to the manpage for more details - mount /dev/sda2 /mnt - btrfsctl -s new_subvol_name /mnt - btrfsctl -s snapshot_of_default /mnt/default - btrfsctl -s snapshot_of_new_subvol /mnt/new_subvol_name - btrfsctl -s snapshot_of_a_snapshot /mnt/snapshot_of_new_subvol - ls /mnt - default snapshot_of_a_snapshot snapshot_of_new_subvol - new_subvol_name snapshot_of_default +* 'btrfsck' or 'btrfs check': do a consistency check of the filesystem - Snapshots and subvolumes cannot be deleted right now, but you can - rm -rf all the files and directories inside them. +Other tools for specific tasks: -btrfsck: do a limited check of the FS extent trees. +* btrfs-convert: in-place conversion from ext2/3/4 filesystems -btrfs-debug-tree: print all of the FS metadata in text form. Example: - - btrfs-debug-tree /dev/sda2 >& big_output_file +* btrfs-image: dump filesystem metadata for debugging |