string |
| Default | / |
Path for which to check disk usage.
### --prefix
| | |
| ------- | --------------------------- |
| Type | Ki\|Mi\|Gi\|Ti |
| Default | Gi |
SI Prefix for disk measurement.
### -o, --output
| | |
| ------- | ----------------------- |
| Type | text\|json |
| Default | text |
Output format.