040000 tree cd251357fd7aadbce4173b31c796d26aff63718c	balancer
040000 tree cd9d42a2c023bf74e3841e14237569f292792535	common
040000 tree 70720f2ac65fd2384f047b94f52ee67e770154f6	datanode
040000 tree 8dd7d986c82997725797ab269966f4367c906992	namenode
040000 tree 2d446eade791e1e9831110782bde48550436b46f	protocol