# Disk Usage - Sysinternals | Microsoft Learn

Title: Disk Usage (Du) v1.62 — Summary Author: Mark Russinovich\
Published: November 04, 2020\
Download: <https://download.sysinternals.com/files/DU.zip>

Summary

* Du (Disk Usage) is a command-line tool that reports disk space usage for a specified directory.
* By default it recursively computes and shows the total size of a directory including its subdirectories.
* It can produce CSV output suitable for parsing and supports options to control recursion depth, CSV formatting, hardlink counting, and verbosity.

Usage

{% code title="du usage" %}

```
du [-c[t]] [-l <levels> | -n | -v] [-u] [-q] <directory>
```

{% endcode %}

Parameters

* -c — Print output as CSV. Use -ct for tab delimiting.
* -l — Specify subdirectory depth of information (default is 0 levels).
* -n — Do not recurse.
* -v — Show size (in KB) of intermediate directories.
* -u — Count each instance of a hardlinked file.
* -q — Quiet.
* -nobanner — Do not display the startup banner and copyright message.

CSV output format

* Path, CurrentFileCount, CurrentFileSize, FileCount, DirectoryCount, DirectorySize, DirectorySizeOnDisk

Additional resources

* Training module: Maintain disks and volumes — <https://learn.microsoft.com/en-us/training/modules/maintain-disks-volumes/?source=recommendations>

Notes

* Download link (1.62 MB): <https://download.sysinternals.com/files/DU.zip>
* Last updated: 07/19/2022