ClearOS performance with open-VM-Tools

Here we are with the final part of this article on ClearOS installation. In the previous steps we have seen an easy step by step install and configuration walk-through. In this part we’ll cover the installation of Open-VM-Tools to improve performances and management of the virtual machine. As you might expect we’ll use the command line comes quite handy!

Install open-VM-Tools

All we have to do is to make sure the virtual machine can connect to the internet and then login to one of the terminal shell

Install ClearOS 37

ClearOS ships with YUM package manager which will take care of installing the available packages from the Repositories. So first thing we need to updated the YUM Repositories cache with the following command:

“yum update”

Install ClearOS 38

Now that the repositories have been updated let’s look for the Open-VM-Tools by issuing the following command:

yum search “open-vm-tools” 

Install ClearOS 39

Great news! The packages have been found. At this point we are ready to download and install the required package files by simply running:

yum install “open-vm-tools”

YUM will automatically check and download the required dependancies. Once completed let’s hit “Y” to begin the installation

Install ClearOS 40

And as per screenshot below the Open-VM-Tools package is now successful

Install ClearOS 41

Even if not strictly required as we could start the service daemons manually it might be quicker to simply issue a “reboot” command:


Install ClearOS 42

CleaOS is now rebooting so let’s now take a look at the virtual machine general properties in the VMware vSphere Web Client and as per screenshot below the VMware Tools are running along with its version

Install ClearOS 43

This completes this guide on how to install ClearOS on VMware ESXi. Very quick and powerful installation also considering the vast amount of apps that ClearOS natively provides through the Marketplace.

Michele Domanico

Passionate about Virtualization, Storage, Data Availability and Software Defined Data Center technologies. The aim of is sharing with the Community the knowledge and experience gained with customers, industry leaders and like minded peers. Always open to constructive feedback and new challenges.

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