NAME
dump.erofs - retrieve directory and file entries, show specific file or overall disk statistics information from an EROFS-formatted image.
SYNOPSIS
dump.erofs [OPTIONS] IMAGE
DESCRIPTION
dump.erofs is used to retrieve erofs metadata and data from IMAGE and demonstrate
1) overall disk statistics,
2) superblock information,
3) file information of the given inode NID,
4) file extent information of the given inode NID,
5) file content for the given inode NID.
OPTIONS
- --device=path
-
Specify an extra device to be used together. You may give multiple --device options in the correct order.
- --ls
-
List directory contents. NID or path required.
- --cat
-
Write file content to standard output. NID or path required.
- --nid=NID
-
Specify an inode NID in order to print its file information.
- --path=path
-
Specify an inode path in order to print its file information.
- -e
-
Show the file extent information. NID or path required.
- -V, --version
-
Print the version number and exit.
- -h, --help
-
Display help string and exit.
- -s
-
Show superblock information. This is the default if no options are specified.
- -S
-
Show image statistics, including file type/size distribution, number of (un)compressed files, compression ratio, etc.
AUTHOR
Initial code was written by Wang Qi <[email protected]>, Guo Xuenan <[email protected]>.
This manual page was written by Guo Xuenan <[email protected]>
AVAILABILITY
dump.erofs is part of erofs-utils package and is available from git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git.