df
du
[hinoc@hadoop201 flink-1.7.2]$ du -h --max-depth=1 /opt/
13G /opt/module
949M /opt/software
13G /opt/
[hinoc@hadoop201 flink-1.7.2]$ du -h --max-depth=1 /opt/module/
47M /opt/module/flask_web
170M /opt/module/python3
178M /opt/module/Python-3.6.1
596M /opt/module/pycharm-community-2018.3.4
4.2M /opt/module/setuptools-21.0.0
48M /opt/module/DataProcessFlink
106M /opt/module/python27
119M /opt/module/Python-2.7.6
383M /opt/module/jdk1.8.0_201
4.0K /opt/module/jsonlog
11M /opt/module/pip-8.1.1
61M /opt/module/zookeeper-3.4.10
8.7G /opt/module/flink-1.7.2
1.5G /opt/module/kafka_2.12-2.2.0
212M /opt/module/vmware-tools-distrib
13G /opt/module/