dump.erofs - Man Page
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 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.
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.
- --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
Print the version number 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 <mpiglet@outlook.com>, Guo Xuenan <guoxuenan@huawei.com>.
This manual page was written by Guo Xuenan <guoxuenan@huawei.com>
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.