translate English to French: Set the hashed directory structure level. 0 means "no hashed directory structure", 1 means "one level of directory", 2 means "two levels"...
Définit le degré de structure du dossier de hashage 0 signifie "aucune structure de dossier de hashage", 1 signifie "Un niveau de dossiers", 2 signifie "deux niveaux"...