Questions tagged [virtualization]
Virtualization is a group of software technologies that allow abstraction between layers of a system. This allows separation between the logical layers of the system, providing isolation, flexibility, and/or the ability to run more than one at a time. This differs from most traditional systems where the various layers are inherently tied.
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Application cannot run under virtual machine
I have software which mus be installed on windows and I have ubuntu.
I created windows VM in virtualbox and after run that software I got error this application cannot run under a virtual machine.
I ...
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VirtualBox RDP Connection Not Working [migrated]
I have 2 PC's, one running Windows 10 Home, the other running Ubuntu 24.04 LTS. On the Ubuntu machine I have VirtualBox installed, and I am running a Kali Linux virtual machine. I cannot connect to ...
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Does Libvirtd record the start and end timestamps of a session when establishing a connection through the 'virsh' tool?
For instance, when initiating a connection to Libvirtd using the command 'virsh -c qemu+tcp://user@host/system', I attempted to locate the session logs within 'journalctl' and 'audit.log' but was ...
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Does accelerated network interfaces gets added after all synthetic interfaces are added?
Have a question with respect to Azure Accelertated Networking. When a virtual machine (VM) is created in Azure, a synthetic network interface is created for each virtual NIC. If the VM is configured ...
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Enabling vSAN on existing cluster in vCenter
I currently have 3 clusters in vCenter, all with their own ESXi hosts and VM's running on those resources. I want to enable and utilize vSAN within 1 cluster for now and then expand it throughout the ...
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Intermittent High CPU Spikes and Network Latency on Proxmox VMs Running Kubernetes
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I recently migrated a Kubernetes cluster from bare metal to a Proxmox VM on the same physical host. Since the migration, the VM experiences intermittent high CPU spikes and network latency, ...
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How to configure the networking on FreeBSD to assign the same IP between host and guest in order to make work CloudFlare Warp on FreeBSD
I've just installed the CloudFlare client on Ubuntu,that I have virtualized with bhyve. That's because it does not work on FreeBSD. The instructions that I have followed are located here :
https://www....
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Should I use single-root I/O virtualization?
Setting up a Hyper-V Host in Windows Server 2022 Datacenter for the first time (I've previously only done 2019 and older on Standard or Enterprise), and there's a single-root I/O virtualization option ...
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Intermittent GET Request Timeouts with Basic Auth on VMWare NSX V 6.4 API
I am working with the VMWare NSX V 6.4 API and encountering an issue with intermittent timeouts when making GET requests to https://{NSX-MANAGER-HOST}/api/4.0/edges/edge-10/ipsec/statistics using ...
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VirtualBox randomly resets VM's network
I have a VM which is running by VirtualBox 6.1. Ubuntu Server 18.04 is installed on hypervisor and Ubuntu Server 22.04 is installed on VM. The internet on VM works through "Host-Only Adapter"...
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ICMP request | By Virtual NIC | no response
The Issue:
I want to Understand what's going on when I'm sniffing from the host machine with Wireshark for instance packets that are coming from the VM that is bridged directly to the physical network....
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What is the the purpose of using paravirtualization if there is a hardware assisted virtualization?
I am doing a research about QEMU/KVM and Firecracker/KVM.
As far as I understood, both Firecracker and QEMU communicates with KVM to eventually benefit hardware assisted virtualization by changing CPU ...
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Centos 7 - where else to look for a difference in network setup
I have 2 Hetzner dedicated machines with public ip4/28 address ranges.
Both were working with Centos 7.8, vagrant and Virtualbox - I could create vms with public IP addresses.
I wiped one and set it ...
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Explaining why setting up a WiFi connection that interfaces with a virtual bridge in Linux is problematic
Just like you can bridge two wired ethernet interfaces, you can bridge between an ethernet interface and a wireless interface. However, most Access Points (APs) will reject frames that have a source ...
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bridge for virtualisation stays in state DOWN - unable to get it up
Running Rocky 9.3, attempting to get a bridge for a public Range of IPs for use with Virtual machines.
Same hardware used to run Centos 7.8 machine with it all working, am now trying to set it up the ...