System Requirements

On-PremisesCloud

The system requirements when using Patch Manager Plus include the following:

Hardware requirements for Patch Manager Plus servers, distribution servers and Patch Manager Plus agents
Software requirements for Patch Manager Plus servers, agents and distribution servers
Supported Browsers
Supported Database
Supported Web Servers

Hardware Requirements

This section gives you information about the hardware requirements for distribution servers, Patch Manager Plus servers and agents.

Hardware Requirements for Patch Manager Plus Servers

The hardware requirements for Patch Manager Plus servers include the following:

No. of Computers/Devices Patched	Servers used	Processor Information	RAM Size	Hard Disk Space
1 to 250	Patch Manager Plus Server	Intel Core i3 (2 core/4 thread) 2.0 Ghz 3 MB cache	2 GB	5 GB*
251 to 500	Patch Manager Plus Server	Intel Core i3 (2 core/4 thread) 2.4 Ghz 3 MB cache	4 GB	10 GB*
501 to 1000	Patch Manager Plus Server	Intel Core i3 (2 core/4 thread) 2.9 Ghz 3 MB cache	4 GB	20 GB*
1001 to 3000	Patch Manager Plus Server	Intel Core i5 (4 core/4 thread) 2.3 GHz. 6 MB cache	8 GB	30 GB*
3001 to 5000	Patch Manager Plus Server	Intel Core i7 (6 core/12 thread) 3.2 GHz. 12 MB cache	8 GB	40 GB*
3001 to 5000	SQL Server	Intel Core i7 (6 core/12 thread) 3.2 GHz. 12 MB cache	8 GB	30 GB*
5001 to 10000	Patch Manager Plus Server	Intel Xeon E5 (8 core/16 thread) 2.6 GHz. 20 MB cache	16 GB	60 GB*
5001 to 10000	SQL Server	Intel Xeon E5 (8 core/16 thread) 2.6 GHz. 20 MB cache	16 GB	40 GB*
10001 to 20000	Patch Manager Plus Server	Intel Xeon E5 (12 core/24 thread) 2.7 GHz. 40 MB cache	32 GB	100 GB*
10001 to 20000	SQL Server	Intel Xeon E5 (12 core/24 thread) 2.7 GHz. 30 MB cache	32 GB	500 GB*

* May increase dynamically according to the frequency of scanning.

Up to 4000 machines/workstations can be managed using a stand-alone PGSQL Server
While managing more than 4000 computers, it is recommended to use an SQL Server (Standard / Enterprise Edition).
While patching more than 1000 computers, it is advised that you install Patch Manager Plus on a Windows Server Edition.

Hardware Requirements for Distribution Servers

The hardware requirements for distribution servers include the following:

No. of Computers Managed Using the Distribution Server	Processor Information	RAM Size	Hard Disk Space
1 to 250	Intel Core i3 (2 core/4 thread) 2.0 Ghz 3 MB cache	2 GB	10 GB*
251 to 500	Intel Core i3 (2 core/4 thread) 2.0 Ghz 3 MB cache	4 GB	20 GB*
501 to 1000	Intel Core i5 (4 core/4 thread) 2.3 GHz. 6 MB cache	4 GB	30 GB*

* May increase depending on the number of software applications and patches that are deployed

Hardware requirements for Secure Gateway Server

The hardware requirements for Secure Gateway Server include the following :

Processor : Intel Core i5(4 core/8 thread) 2.3 GHz. 6 MB cache
RAM size : 4 GB
Hard disk space: 5 GB

Hardware Requirements for Patch Manager Plus Agents

The hardware requirements for Patch Manager Plus agents include the following:

Hardware	Recommendations
Processors	Intel Pentium
Processor Speed	1.0 GHz
RAM Size	512 MB
Hard Disk Space	100 MB*

* May increase dynamically depending on the operations performed on the client computer

Software Requirements

This section gives you information about the software requirements for distribution servers, Patch Manager Plus servers and agents.

Supported OS for Patch Manager Plus Server & Distribution Servers

Windows 7
Windows 8
Windows 8.1
Windows 10
Windows 11
Windows Server 2008 R2*
Windows Server 2012
Windows Server 2012 R2*
Windows Server 2016*
Windows Server 2019*
Windows Server 2022

* - recommended for managing 5000 or more endpoints.

Supported OS for Patch Manager Plus agents

Some OSs have reached EOL and are unsupported by the vendors. Hence, we don't support patching for those versions. Check the complete list of supported OSs and applications for patching.

Windows OS	Windows Server OS	Mac	Linux OS*
Windows 11	Windows Server 2022	macOS 15 Sequoia	Ubuntu 14.04 LTS, 15.10, 16.04 LTS, 16.10 (x64), 17.10, 18.04 LTS, 20.04 LTS, 20.10, 21.04, 21.10, 22.04, 22.04 LTS, 22.10, 23.04, 24.04 LTS
Windows 10	Windows Server 2019	macOS 14 Sonoma	Debian 7 & later versions
Windows 8.1	Windows Server 2016	macOS 13 Ventura	CentOS 7 & later versions
Windows 8	Windows Server 2012 R2	macOS 12 Monterey	Red Hat 6 & later versions
Windows 7	Windows Server 2012	macOS 11 Big Sur	SUSE Linux Enterprise 11 & later versions
Conditional Support	Windows Server 2008 R2	macOS 10.15 Catalina	Pardus 17 & later versions
		macOS 10.14 Mojave	Oracle Linux Server 6,7 & 8
			Rocky Linux 8 & 9
			Amazon Linux 2 and Amazon Linux 2023
			Know the supported features for each Linux flavour

*We support Kernel versions above 2.6.33

Supported Browsers

You are required to install any of the following browsers on your computer to access the Patch Manager Plus console:

Microsoft Edge (all versions)
Mozilla Firefox 44 and later versions
Google Chrome 47 and later versions

Note: The screen resolution should be 1280 x 1024 pixels or higher.

Supported Database

Patch Manager Plus supports the following databases:

PGSQL
MSSQL

The following versions of MSSQL are supported:

SQL Server 2005
SQL Server 2008
SQL Server 2012
SQL Server 2014
SQL Server 2016
SQL Server 2017
SQL Server 2019
SQL Server 2022

Supported Web Servers

Patch Manager Plus uses the following web servers:

Apache (for static file services)
Nginx (for static file services)
Tomcat (for application related services)

The system requirements when using Patch Manager Plus Cloud include the following:

Hardware requirements for Patch Manager Plus Distribution servers and Patch Manager Plus agents
Software requirements for Patch Manager Plus Distribution servers
Supported Browsers