Questions tagged [kvm-switch]

A Keyboard-Video-Mouse switch allows several computers to share a single keyboard, display and mouse.

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How to connect desktop PC and MBP to duel monitors

I think i might be making this harder than it needs to be... I have a desktop, a Macbook Pro, and 2 monitors. I'd like to connect the PC and MBP to a toggle of sorts so that i can shift between my ...
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189 views

External Drive No Longer Recognized When Switching (via KVM)

Short version: One of the things I LOVED about using an external drive with a KVM Switch, as that everything paired with or connected to the KVM could see and use the external drive. It was (is) ...
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KVM solution for multiple machines sharing mac keyboard and external mouse

I have a keyboard and mouse problem which i need some suggestions. Background: I use Macbook Pro for my dev work and use Mac keyboard and external wireless mouse Have 2 external monitor (HDMI based) ...
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35 views

Is there any way to use /dev/video0 as source for VNC server?

is there any way to use /dev/video0 as source for VNC server? I have HDMI grabber connected to USB and I would like to use this video source (/dev/video0) as input for VNC server. So after I connect ...
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20 views

KVM switches - alternative technologies for USB emulations?

I was reading about KVM switches, because from my understanding they can cause issues with certain devices- specifically with my Logitech Unifying receiver (for those who don't know what it is, its ...
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Alternative to RDP when RDP is disabled, I cannot install any software, and don't have admin rights

I have a work laptop at home. I'm trying to juggle 3 x laptops at once. I have my personal MacBook (main workstation) with a Logitech Unifying Receive for both keyboard and mouse. I RDP to another ...
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19 views

How is “transfer speed” relevant to a 4k KVM switch?

I'm researching KVM switches to hook my USB keyboard and USB mouse to a Dell laptop running Windows 10 and an Ubuntu 19.10 Linux desktop, so that both can drive a 4k monitor using HDMI cables. My ...
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53 views

Virtual KVM with Logitech Unify Technology

I want to use my Logitech MX Keys "Easy-Switch" Keys as a virtual KVM. My Setup has following devices: Logitech MX Keys (Keyboard) Logitech MX Master (Mouse) MacBook Pro (15-inch, 2016) Dell ...
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Is this KVM over IP capable of doing 1-to-many?

https://www.amazon.com/Extender-Ethernet-Extension-Residential-Commercial/dp/B01N5P4EMZ I want the following: I have ONE set of keyboard + mouse + monitor and TWO (windows 10) machines in my LAN. I ...
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FireFox/Chrome in KVM does SSE passthrough helps

I working on an Ubuntu based remote desktop environment which would run Firefox/Chrome in a KVM virtualmachine but the performance is far from "good" even compared to a laptop so I have tried CPU ...
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How to pass SSE4 to Libvirt KVM

The box has X5570 cpus. flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc ...
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415 views

Use one webcam for two devices via KVM switch

We have our meeting-/ conference-rooms equipped with a Logitech Meetup USB webcam. This device is connected to a computer and a big screen in the room. So far so good. We use a HDMI switch to give ...
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342 views

QEMU/KVM cpu pinning

I have set up my VM with pci passthrough and now I am trying to set up cpupinning. How do I verify that it does in fact work? My config regarding cpu parameters: ... <vcpu placement="static">4&...
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HDMI KVM recognises Dell DVI monitor but not Hanns-G HDMI monitor

I've been using a 4-way HDMI KVM switch across a range of devices (Macbook, Dell laptop, Raspberry Pi, home-made PC) and it's been connecting fine to my Dell monitor over HDMI -> DVI. I've updated ...
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KVM connected to a two monitors with a docking station

I want to have a dual monitor setup connected to my desktop at home. I recently purchased a Dell Thunderbolt dock for my XPS 13 to connect to my dual monitor at home. I would like to find a KVM so I ...
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Share vga among vm

I was wondering on how to passthrough vga to many vm, so that each vm use one of the hdmi port to output to individual monitor. i read about sr-vio for possibility, but havent handon trying.
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MacBook connected to KVM Switch does not list correct audio outputs

My current setup is as follows: My MacBook 13' 2016 is connected to a dock via USB-C. The dock is connected to my KVM switch via HDMI and USB. The KVM switch is connected to my monitor via HDMI, ...
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59 views

Setup dual monitor and dual laptops with kvm switch (VGA)

I was wondering how would I set up 2 Monitors (1 with DVI & VGA the other with DP/HDMI/DVI) and set it up with a KVM switch. KVM switch has 3 VGA ports, 2 for PC1 and PC2 and the other for console....
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295 views

LG 27UD88-W usable like a docking station / kvm switch?

Does setup shown in the picture work? I mean can I switch between laptop and desktop on the monitor routing mouse input and sound correctly?
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80 views

Do peripherals (Keyboard/Mouse) still get identified correctly after going through a KVM switch?

I'm considering trying a simple KVM switch to use a single keyboard and mouse to control two machines. I've read that these don't need need drivers, but I'm curious to know if the signal from the ...
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23 views

IP KVM Device to view multiple computers on multiple monitors separately

we want to have multiple monitors at different desks, to be able to select one of the many computer sources (which will be stored in a server rack close but not underneath the desks) to view. Does ...
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388 views

USB portion of KVM Switch doesn't work when switching back to Windows PC

I have a simple KVM switch connected to a Windows 10 PC and a Debian Linux PC - it connects a 3.5MM Audio jack, Displayport connection and 4 USB 2.0 connections. My keyboard and mouse are connected to ...
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15 views

Automated/unattended VM installation & setup

I want to be able to fully automate the installation of various operating systems in a virtualized environment. That means configuring of the VM properties such as vHDD space, RAM, VMName, CPU Cores ...
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Keyboard recomments when switching languages

My Setup: I have USB mouse and keyboards both connected to a KVM Switch which is connected to my laptop and desktop. I have Ubuntu on my desktop and it is this one causing the issue. I also have ...
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55 views

Sharing 2 monitors between 2 computers

I have a work laptop with 2 hdmi output, and have a personal laptop with 2 hdmi output, and also 2 monitors with hdmi input I want to be able to switch between these computers, I am not sure what ...
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is there any way to start a process in docker using ppid=1?

I'm using kvm/libvirt in docker environment . When libvirt is running in docker, the pid of qemu-kvm process ran by libvirt is the pid of libvirt's docker's pid not 1 as usual . like this : ()[root@...
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Can I run qemu on vps, not dedicated server? It seems that virtualisation not enabled. Is it possible?

TRying to run android virtual device on centos 7 64bit. AVD uses kvm to emulate android. I am on virtual private server not dedicated. So I am already inside kvm. Tried nested virtualisation but it ...
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1answer
1k views

Use Mouse Without Borders Selectively Over LAN

The place I'm living at right now has really terrible (slow and unsecured) WiFi, and I have a desktop and a laptop that I want to use at the same time using the same set of keyboard and mouse. To ...
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1answer
185 views

Is there a good solution to forward mouse and keyboard input of one computer (which is remotely accessed) to another via USB connection?

First, I have seen this and this old questions. However meanwhile several years have passed and I have a slightly different use case and therefore are looking for a different hopefully efficient/good ...
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48 views

ssh server on VM does not accept connection from outside host

I have a setup like below: qemu as hypervisor. ubuntu running as a virtual machine with two network adapters: eth0: connected to a user network. ssh port is forwarded to a port from host OS. eth1: ...
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263 views

Does KVM Switch bypass GPU?

I recently built my first computer and installed a NVIDIA GeForce GTX 1050 TI which I have connected to two monitors and it works great! Now, I also work from home some and it is a pain to switch the ...
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Ubuntu 18.04, gdm3, X11 an fixed frame rate

I'm using ubuntu 18.04.02 with 2 displays. The Graphic adapter is connected using DP to an KVM switch, which is connected to an 4K display (called Display 1), which supports only 30hz frame rate. ...
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123 views

External usb keyboard working on macOS (latest) login screen but not after logged in

The keyboard in question is a Matias tenkeyless backlit usb keyboard ( https://matias.store/collections/slim-aluminum-keyboards-1/wired+tenkeyless ). Importantly, this is under the Iogear GCS1204G ...
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684 views

Qemu-Kvm Windows 7 Host Clock Speed Issue

I've installed Windows 7 Service Pack 1 (x64) in a kvm virtual machine using virt-manager. Clock speed on the guest OS is going berserk. Everyhing is moving fast and the system time drifts which ...
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KVM + NFS decreased performance over time

I have a debian machine running kvm hosting another debian machine. The role of the guest is to handle CCTV network based on unifi-video. The storage folder of the CCTV software is on a NFS share that ...
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2answers
354 views

Will this work? DIY 4 Monitor KVM

My home desktop pc supports 4 monitors. My work laptop supports 4 monitors. When I work from home, switching all the cables is a pain in the butt. What I'd would like to do is: plug monitors 1&2 ...
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How can I get the KVM virtual machine's data?

I have a KVM virtual machine in my Dedicated Server, but I forgot the VM's password. There is data in my VM, how can I get it? Is there any way to reset its password like in rescue mode/single user ...
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446 views

KVM with DDM and 2 x DisplayPort

I'm currently looking for a KVM that supports two monitors with a resolution of 2560 × 1440 and has DDM or at least Semi-DDM for input devices. DVI ist not an option, even if Dual-Layer is ...
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802 views

Nested virtualization on AMD Ryzen with host Linux, guest Windows

I have host Ubuntu 18 with QEMU KVM. Virtual Machine Windows 10 (hyper-v enabled) I want to run Android Studio emulator on Windows VM. On host I have kvm_amd nested=1 VM settings #1: <vcpu ...
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Adding serial port console in guest xml in kvm or RHEV

How to add serial console in below code. While trying to add I get an error "only the first console can be a serial port" </controller> <controller type='usb' index='0' model='piix3-uhci'...
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48 views

KVM switch will not pass video from 1 computer

I have 2 computers. Both are running Windows 10 Home. One computer has a GeForce GTX 750 graphics card and the other computer has an RTX 2080 graphics card. I'm using an Iogear KVM to switch HDMI, ...
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747 views

Kvm nested Virtualbox windows guest

My setup is: L0: KVM, ubuntu L1: Windows 10 L2: Virtualbox (ubuntu) or Bluestacks (Android Emulator) Symptoms: Bluestacks complains that Hyper-V is enabled and won't start, even though it ...
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virsh edit xml changes are lost

virsh edit xml changes are lost Using 'virsh edit ' command I tried to edit the xml file for a specific guest . I wanted to add serial ttyS0 for the guest machine, but I found that after using virsh ...
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274 views

How to share a KVM with a PC & two monitors

I'm trying to figure this out. Current setup: KVM switch on my bench where I have several PC's at a time on one monitor. At my desk I have my PC I use as my workstation with dual monitors. I'd like ...
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421 views

One HDMI/USB cable for mouse, keyboard and display?

I have a KVM which has only VGA for input. It came with cables which have VGA male on the KVM side and then VGA male and USB on the computer side, which allows me to connect my mouse and keyboard ...
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1answer
1k views

HDMI KVM switch not recognizing laptop

I need to use my single monitor (HDMI, Samsung SyncMaster B2430) and keyboard / mouse (USB, Microsoft Sculpt Ergonomic) with 2 laptops, to be able to switch between the two easily with one click of a ...
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3k views

Install pfSense via KVM in Ubuntu 18.04 w/ netplan

I am trying to set up a virtualized firewall for my home network. Architecture looks like: Internet -> virtualized pfSense -> lan. There are plenty of examples of how to do this using the old network ...
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2k views

Are programs like Symless Synergy and ShareMouse secure?

I have a real need for this type of program, but I am wondering if it is secure when sending commands between the 2 systems? Symless charges $10 extra ($39 for Pro, instead of $29 for standard) for ...
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2answers
307 views

ArchLinux Virtual Machine can only be logged in through SSH after logging in through virt-manager

I installed two ArchLinux virtual machines on my CentOS server with virt-manager on KVM. The ip addresses are 192.168.1.138 and 192.168.1.183. After installation, I installed OpenSSH and copied the ...
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70 views

How to correct a Windows 10 mouse pointer that hides during logon and also behind the Start menu and the taskbar?

This is a weird situation: my mouse pointer is invisible until I start typing into the Windows 10 password prompt. Then the mouse pointer reappears. It is also generally visible onscreen except if I ...

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