# Installing NDCTL, DAXCTL, and CXL-CLI Utilities

The `ndctl` , `daxctl` , and `cxl-cli` utilities are used to manage the libnvdimm (non-volatile memory device) sub-system in the Linux Kernel. ndctl and daxctl are used to manage persistent memory devices and namespaces and they are required for certain [Persistent Memory Development Kit (PMDK)](https://pmem.io/pmdk) features. cxl-cli is used to manage [Compute Express Link (CXL)](https://www.computeexpresslink.org/) devices.

{% hint style="info" %}
Microsoft Windows users should visit the [Understand and Deploy Persistent Memory](https://docs.microsoft.com/en-us/windows-server/storage/storage-spaces/deploy-pmem) documentation.
{% endhint %}

The `ndctl` ,`daxctl` , and `cxl-cli` utilities can be installed on Linux using either of the two options:

{% content-ref url="installing-ndctl/installing-ndctl-packages-on-linux" %}
[installing-ndctl-packages-on-linux](https://docs.pmem.io/ndctl-user-guide/v72.1/installing-ndctl/installing-ndctl-packages-on-linux)
{% endcontent-ref %}

{% content-ref url="installing-ndctl/installing-ndctl-from-source-on-linux" %}
[installing-ndctl-from-source-on-linux](https://docs.pmem.io/ndctl-user-guide/v72.1/installing-ndctl/installing-ndctl-from-source-on-linux)
{% endcontent-ref %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.pmem.io/ndctl-user-guide/v72.1/installing-ndctl.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.