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Questions tagged [virt-manager]

The virt-manager is a desktop user interface for managing virtual machines through libvirt

Virt-manager application is which uses libvirt APIs to create, manage and use Virtual machines.

76 questions
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Can't Recover Space from qcow2 image without deleting wanted snapshots

I have a virtual machine that started out with 5 snapshots 1,2,3,4,5. I used qemu-img to delete snapshots 1,2,3. Snapshots 4 and 5 are still needed and were not deleted. How can I release the space used by snapshots 1,2,3 and retain snapshots 4 and…
user73383
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virt-sandbox error creating an OS container with lxc backend in virt-manager

I am attempting to create an OS container through virt-manager with the lxc backend. virt-sandbox exits without any information on why it fails. Where can I find logs for it? Can I run virt-sandbox with verbose logging through virt-manager? I'm…
Ananth
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KVM-QEMU bridged network not working - guest can only access host

I am trying to configure VMs to act like devices on my LAN, instead of hiding behind the host. This is the tutorial I followed: RHEL8 Network Bridged Interface My router/DHCP is at 10.10.1.254 Host is a CentOS 8 VM running inside ESXi - on DHCP with…
HomeIsWhereThePcIs
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QEmu and limit CPU clock vor VM

My question is simple. With the help of virt-manager, can I limit what speed should the VM see and use the CPU at? The goal is to test a web application if it runs better on more cores, lower speed or less cores, but higher speed with the same…
Bert
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KVM - Modify from IDE to VirtIO

I imported a CentOS 7 guest from XenServer to KVM. After importing it into KVM the disk bus in use is the IDE. I need to change the disk bus from IDE to VirtIO because VirtIO has better performance. I have seen many forums... No solution so far...…
Eduardo Lucio
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Preloading shared library with libVirt

I am trying to load two shared libraries while running Qemu using libvirt. To preload the shared libraries I have added an environment variable in the $domain.xml file with the following command: virt-xml generic --edit --confirm --qemu-commandline…
Proy
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Installation of virt-manager while yum update and yum install rhvm does not work

I have downloaded RHEV-H 4.2 https://access.redhat.com/products/red-hat-virtualization#getstarted (RHVirtualization 4.2 Host and Manager iso). I uploaded the image and installed on an HP G9 server baremetal. I found I dont have a WAN/net…
UnicsSol
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Missing KVM snapshots in virt-manager

I need to resize an image and receive an error when using qemu-img the resize is not supported because snapshots exist. Sure enough, even though virt-manager does not show any snapshots, I see the following when listing the snapshots with…
rwfitzy
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Assigning a single IP address in virt-manager

I'm using virt-manager in Ubuntu 16.04 is there anyway to assign the IP I bought to my VM? The guest operating system is Windows Server 2008 R2
Joshua Rivera
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GTK apps no longer render text

I am using virt-manager on Debian Jessie. A few weeks ago, it was working fine for me; however now when I run it, the text does not render correctly. I have tried reinstalling all of the dejavu fonts, liberation fonts, run fc-cache, rebooted the…
http_error_418
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Using virt-manager with seahorse instead of ssh-askpass?

On my Arch Linux virt-manager can not connect remote ssh and tells about installing ssh-askpass. As I wan't to use the gnome default seahorse, I was looking for a solution which I didn't find on the web.
Ulrich-Lorenz Schlüter
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qemu-kvm ovmf block device passthru

I'm trying to create a new VM (using virt-manager) that boots from an existing block device. I want to pass through the entire device to the VM. Apparently this is easy if you're using BIOS, but I'm using OVMF (virtual UEFI) on the guest, and…
ACK_stoverflow
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Edit /etc/resolvconf/resolv.conf.d/base in Centos 7 -- qcow2 image

My qcow2 image uses local nameserver, 192.168.122.1 which is not working for reasons unknown. So, I tried to use guestfish and edit the file /etc/resolv.conf to add nameservers, 8.8.8.8. This doesnt work as dhclient overwrites it. I tried other…
Saravana Kumar
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Is it possible to add an os variant to the virt-manager list?

I just installed RHEL 7.1 on a server. I'm using it to study for the RHCSA/RHCE exams. One of the steps in the study guide is to install a VM through virt-manager using installation media on an FTP server. The OS variant list only goes up to RHEL…
theillien
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Ubuntu Trusty: virt-manager performance over WAN... 40+ secs freezes

I'm using the virt-manager GUI 0.9.5-1ubuntu3 on my laptop running Ubuntu 14.04 against a server located some distance away (same OS) and getting rather unpleasant performance. Laptop-server pings are ~50ms, not great but certainly sufficient for…
sxc731
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