Virtualisation Archives

How to Backup OpenVZ Containers with vzdump on CentOS

August 10, 2021August 10, 2021 by Till Brehm

OpenVZ is a Linux-based Kernel virtualization technology developed by SWSoft for its commercial product Virtuozzo. The modified Linux Kernel and the system utilities are released under an OpenSource license. Vzdump is a shell-based backup program for OpenVZ virtual machines. It is made for containers that use the traditional "simfs" filesystem, it can not be used ... Read more

How to Create Multiple Hyper-V Virtual Machines Using PowerShell

June 30, 2021June 30, 2021 by Karim Buzdar

Creating multiple Hyper-V virtual machines using Hyper-V manager is not a quick method. The quickest and time-saving method is to create them via Windows PowerShell. This tutorial has been written to show you how to create three Hyper-V virtual machines with a PowerShell script. Create Multiple Hyper-V Virtual Machines Using PowerShell Step 1. Open notepad editor ... Read more

How to kill an OpenVZ Container

April 23, 2021April 23, 2021 by Till Brehm

This guide shows you how to kill an unresponsive OpenVZ container in case the normal stop procedure fails. Killing the container will not delete any files or remove the container, it just kills all processes so that you can start or restart the container again when it gets stuck. I will use container ID 101 ... Read more

[SOLVED] VirtualBox error CompareExchange128: This PC can’t run Windows 8.1 Preview

by Karim Buzdar

When you start Windows 8.1 setup from a DVD or iso file in a VirtualBox VM, you may get the following error: This PC can’t run Windows 8.1 Preview You can’t install Windows 8.1 Preview because your processor doesn’t support CompareExchange128. Solution Run the following command at the command prompt of the host computer "c:\Program ... Read more

How to Repair VMware Virtual Hard Disk on Windows 10?

by Karim Buzdar

To repair a VMware virtual hard disk on Windows 10, go to the VMWare site and download vdiskmanager-windows-7.0.1.exe2.zip (see also https://kb.vmware.com/s/article/1023856) Repair VMware Virtual Hard Disk on Windows 10 Unzip the folder. Rename the file to vmware-vdiskmanager.exe and copy it following location. C:\Program Files\VMware\VMware Workstation or C:\Program Files (x86)\VMware\VMware Workstation if you have 64-bit operating system. Shut down ... Read more

VMware Workstation error message: The specified virtual disk needs repair

by Karim Buzdar

While expanding VMware workstation, you might get the following error: Error VMware Workstation error message: The specified virtual disk needs repair Try the following solution, Solution Repair the virtual hard disk by following this tutorial. https://kb.vmware.com/s/article/1023856

Where to Download VMware Virtual Disk Manager

by Karim Buzdar

To download VMware virtual disk manager, go to the following link: https://sourceforge.net/projects/vmdkutil/?source=typ_redirect

[SOLVED] Error: This Virtual Machine Appears to be in Use

by Karim Buzdar

When you get the following error on VMware, try to do the following workaround. Error: This virtual machine appears to be in use. If this virtual machine is not in use, press the "Take Ownership" button to obtain ownership of it. Otherwise, press the 'Cancel' button to avoid damaging it. Solution: Turn off the VM. ... Read more

VMWare: You Cannot Make a Clone of a Virtual Machine or Snapshot that is Powered on or Suspended

by Karim Buzdar

When you clone a virtual machine from any existing snapshot in VMware and you get the following error in VMWare, the reason is VM was powered on or suspended when you took that snapshot. So you only have an option to clone the VM from its current state. You cannot make a clone of a virtual machine or snapshot ... Read more

How to change the ID of an OpenVZ Container

by Till Brehm

Here are the steps that need to be taken to change the ID of an OpenVZ Container. OpenVZ is a virtualization technology for Linux.