DELL System Update (DSU)

This article provides guidance for the Dell System Update (DSU). 

Table of Contents

1. What is DELL System Update (DSU)?
2. Features
3. Documentation

1.What is DELL System Update (DSU)?

Dell System Update (DSU) is a script optimized update deployment tool for applying Dell Update Packages (DUP) to Dell PowerEdge servers.

What’s New:

• Consult Release Notes for What's New information -- Release Note

DSU is available as a Dell Update Package (DUP).
Linux DUP (2.0.2.3)
Windows DUP (2.0.2.3) 
RHEL and SLES RPM:  RPM
ESXi 6.7 U3 DUP (DSU 2.0.0) -- Not supported on PowerEdge 13G due to iDRAC limitation.
ESXi 7.0 U3 DUP -- Not supported on PowerEdge 13G due to iDRAC limitation.
ESXi 8.0 DUP -- Not supported on PowerEdge 13G due to iDRAC limitation.

Note:  DSU 2.0.2.x does not support ESXi 8.0 host Remote connectivity Linux/ESXi (resolution being worked).
Note:  DSU 2.0.2.2 addresses DSA 2023-280/CVE 2021-4156

Supported Operating Systems: 

• Red Hat Enterprise Linux 8.x
• Red Hat Enterprise Linux 9.x
• SUSE Linux Enterprise Server 15
• Ubuntu 20.04 Last Time Ship (LTS)

• Windows Server 2016 
• Windows Server 2019 
• Windows Server 2022
• Microsoft WS HCI operating system

ESXi

• ESXi 6.7 U3 (note:  DSU 2.0.0)
• ESXi 7.0 U3  
• ESXi 8.0

Hypervisor 

• Microsoft Windows Hyper-V
• VMware ESXi

Note:  DSU is designed to work with community Linux Distributions such as CentOS and Debian.

2.Features

• Robust set of Command Line (CLI) attributes
• Linux, Windows, and ESXi versions with the same features and functionality
• DSU for Linux can work with either the Dell Enterprise Catalog (or a custom catalog created using Dell Repository Manager) or the Dell Linux Repository for access to Linux update packages

Note: Dell Technologies recommends using the Dell Enterprise Catalog as it is refreshed on Fridays, while Linux Repository is refreshed on the 2nd and 3rd Friday.
Running Linux from a Virtual Machine requires installation from the Linux Repository.

• DSU for Windows, Linux, and ESXi works with the Dell Enterprise Catalog (or a custom catalog created using Dell Repository Manager)
• Option to create a custom bootable ISO
• DSU is the technology used by Dell Repository Manager for the Smart Bootable ISO and Smart Deployment Script features. 
• DSU User Guide contains a complete list of CLI attributes and sample scripts. 

       Once DSU is installed on the server, that it will:

• Inventory the PowerEdge server and determine what updateable components are installed
• Determine which components have new updates available
• Apply those updates

3. Documentation

DSU User Guide