Exploring: /proc/fs/ext4/sda1

Folder / File Owner Permissions Size
.rootdr-xr-xr-x0 bytes
..rootdr-xr-xr-x0 bytes
es_shrinker_inforoot-r--r--r--0 bytes
mb_groupsroot-r--r--r--0 bytes
optionsroot-r--r--r--0 bytes

www-data@sambu: /proc/fs/ext4/sda1$ No command