1BTRFS-IMAGE(8) System Manager's Manual BTRFS-IMAGE(8)
2
3
4
6 btrfs-image - create/restore an image of the filesystem
7
9 btrfs-image [options] source target
10
12 btrfs-image is used to create an image of a btrfs filesystem. All data
13 will be zeroed, but metadata and the like is preserved. source is the
14 special file corresponding to the device containing a btrfs filesystem.
15 (e.g /dev/sdXX). target is the image file that btrfs-image creates.
16 When used with -r option, btrfs-image restores the image file from
17 source into target.
18
20 -r restore metadump image.
21
22 -c value
23 compression level (0 ~ 9).
24
25 -t value
26 number of threads (1 ~ 32) to be used to process the image dump
27 or restore.
28
30 btrfs-image is part of btrfs-progs. Btrfs is currently under heavy
31 development, and not suitable for any uses other than benchmarking and
32 review. Please refer to the btrfs wiki http://btrfs.wiki.kernel.org
33 for further details.
34
36 btrfsck(8),btrfsctl(8),mkfs.btrfs(8)
37
38
39
40 BTRFS-IMAGE(8)