2 base_features = sparse_super,large_file,filetype,resize_inode,dir_index,ext_attr
3 default_mntopts = acl,user_xattr
4 enable_periodic_fsck = 0
11 features = has_journal
14 features = has_journal,extent,huge_file,flex_bg,metadata_csum,metadata_csum_seed,64bit,dir_nlink,extra_isize,orphan_file