Questions tagged [hypervisor]

This is one of many hardware virtualization techniques that allows multiple "guest" operating systems to run concurrently on a "host" computer. Also known as virtual machine manager (VMM).

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Is pausing/suspending VM into memory for long periods (months) recommended?

I am running KVM with some Ubuntu VM's as guest machines. The guest machines contain an application that does not need to be run most of the time, but once every few months, there are unexpected, ...
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Powershell: unable to create new Hyper-v VM remotely

To simplify our current setup. We have SRV01, SRV02, and SRV03. All Windows Server 2016 with Hyper-V installed and joined to our domain. SRV01 host a shared folder "\\SRV01\VM-ONLINE-STORAGE\Test&...
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Centos 8.2 KVM Windows Server 2019 Blue Screen

EDIT 11.07.2020 I prepared a custom vhd via virtualbox. It has the same bluescreen, but now I'm getting into cmd. mdsched worked fine -> So no memory issue... Informations: HP Proliant 380 G9 ...
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How would you (incrementally) backup KVM VMs based on LVM storage?

I'm running a set of KVM hypervisors on LVM storage (unfortunately I can't use QCOW2, because the virtualization platform I'm using is strictly LVM-based). The virtualization platform has a very poor ...
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How many cores can each VM have with free ESXi?

I am a bit confused about VMware's licensing with vSphere Hypervisor (the free one). I have a server with 2 X5650 Intel processors which have 6 cores each and 12 threads. What would be the maximum ...
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19 views

KVM VM which MAC address to give hosting company (Fasthosts)

To allow traffic to be routed through there network for my KVM VM my hosting company want to know the MAC address. The way I have it set up is my VM used a different IP from the host. I have bridges ...
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226 views

Installing an Operating System onto Microsoft Hyper-V Server 2019

I have downloaded and installed Microsoft Hyper-V Server 2019 on a laptop, I am using Hyper-V Manager in another laptop and have created a virtual machine in the Hyper-V Server. Now, how to provide ...
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105 views

KVM - Import CentOS 7 from XenServer

I imported a virtual machine (CentOS) from XenServer to KVM. This virtual machine originally had two disks (LVM). I added both disks to the imported machine in KVM. The disk containing the boot ...
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577 views

Nested Hyper-V not working error 41 - Hypervisor launch failed; Either VMX not present or not enabled in BIOS

I would like to run hyper-v on a hyper-v server which in theory is possible. But when I try to start a VM in the child hyper-v I get an error. I checked the Event log and there it is, code 41. ...
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Is PCIe passthrough on Citrix Xen Hypervisor persistent?

I am virtualising my firewall, NAS and other services to reduce hardware diversity. Specifically I want to run at least PfSense and OpenMediaVault over Citrix Hypervisor (v8 at the time of writing). ...
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112 views

Fresh ESXi 6.7u2 install not accessible on management IP

After building the server, I connected my laptop to Ethernet port marked as 1 and attempted to ping the IP. This failed. I tried the other 3 ports, same result. Server has 4 NICS so I connected ...
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How to set 6 physical, 6 hyper threading total 12 cores to hyper-v virtual machine - A parameter cannot be found HwThreadCountPerCore

I have windows server 2012 R2 on physical dedicated server I have created a virtual machine via Hyper-V and installed Windows server 2019 in it My dedicated physical server has 12+12 total 24 ...
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418 views

Installing KVM on Oracle Solaris

As searched shown KVM is not bare-metal and can be installed on some Linux distros, I wonder is it possible to install KVM hypervisor on Solaris?
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Cannot increase disk space of a esxi VM

I wanted to increase the disk space of a VM in my VMware server esxi. I deleted a snapshot that was in the VM, but I canceled this operation unintentionally. Now, I can't see the snapshot in ...
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Simple Hypervisor for one OS from boot [closed]

I would like to run a hypervisor that will let me install a VM on it where the end result would be such as that when these workstations will be turned on the following will happen: Hypervisor boots ...

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