![]() It contains metadata about a file or block of data on an EXT4 file system. An application can retrieve the unique metadata by calling the known Inode ID. Each Inode represents a file from the file table. File creation (birth) timestamp (btime).Inodes contain pertinent information such as: This file system approach improves performance and reduces fragmentation on the server. Inodes do not store the file name, that information is kept in the file table. Querying Inode data is very simple on any EXT4 file system, simply execute the command: df –iįigure 3- Summary of journaling information EXT4 Data Recovery Each file name is mapped to only one single Inode number, but one file Inode number may have many names that map to it.
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