plugin/control/src/main/java/com/alibaba/nacos/plugin/control/utils/DiskUtils.java
sys/src/main/java/com/alibaba/nacos/sys/utils/DiskUtils.java

plugin/control/src/main/java/com/alibaba/nacos/plugin/control/utils/EnvUtils.java
sys/src/main/java/com/alibaba/nacos/sys/env/EnvUtil.java