040000 tree aa4d00e156c5c396a33ef11543a26bcce25ccbc4	libhdfs
040000 tree 24102d524329a3a338205d582c05737bd4af5a52	librecordio
040000 tree bc2cbfc77506332751bf2a9b3afbf52132ada87d	pipes
040000 tree 75673e0952b842c90dc60ddecac40ae135d22b94	task-controller
040000 tree 79028e4f3be495fa7c1b641233a6e27f8ddf19d5	utils