Kernel-based Virtual Machine
6
votes
2answers
141 views
How to configure MAAS to be able to boot virtual machines
I am running a virtual (kvm) MAAS/juju setup where most of the MAAS nodes (including MAAS master) are virtual, but some are also physical nodes. The physical Dell 1950 nodes configures automatically ...
0
votes
0answers
14 views
12.04 Resolution Changes on Lock + KVM
I'm running Ubuntu 12.04 and using a monitor that I share with a Windows laptop via a KVM. When I login to Ubuntu my resolution is 1900x1200, but when I use the KVM to toggle over to my laptop and ...
0
votes
1answer
37 views
How to create images from iso for KVM?
Hi all :) I want to create a KVM image from an existing iso file (for glance on OpenStack), but i didn't find how to do it. Can you help me pleaaase ?
2
votes
2answers
14k views
How to resize / enlarge / grow a non-LVM ext4 partition
I have already searched the forums, but couldnt find a good suitable answer:
I have an Ubuntu Server 10.04 as KVM Host and a guest system, that also runs 10.04. The host system uses LVM and there are ...
0
votes
0answers
54 views
KVM/virt-manager fails to find/load ROMs
I'm trying to create a Windows 7 KVM guest on Ubuntu 12.04 using virt-manager.
After filling in the various config options, when it goes to begin installation,I get an error box saying:
Unable ...
0
votes
0answers
32 views
How to modify qemu-kvm bios.bin?
I know qemu-kvm use SeaBIOS as PC BIOS. I just want let vm created by qemu-kvm show a custom JPEG image during bootup. How to modify the file bios.bin?
I see the following command on Coreboot ...
0
votes
0answers
71 views
How to share a folder between KVM host and guest using virt-manager?
For some time now, I've been using virt-manager to manage my virtual machines. When I want to copy a file from the host to the vm, I have been using scp to copy via ssh over the network. This is kind ...
0
votes
0answers
210 views
Installing Windows 7 KVM Guest on Ubuntu 12.04 Headless Server via Command Line
I’m trying to install Windows 7 Professional 64-bit as a KVM guest using virt-install with an ISO file on my headless Ubuntu 12.04 Server via command line. I’m using Putty SSH from a Windows machine ...
10
votes
2answers
170 views
Will `sudo reboot` on KVM host gracefully poweroff guest VMs?
Currently I manually poweroff each KVM guest before rebooting the host. However, this is getting old and now I am up to about 20 guest machines.
Can I trust Ubuntu Server 12.04 to do the Right Thing ...
0
votes
2answers
970 views
virt-install says name is in use, but virsh list --all is empty. Where is virt-install finding this name?
virt-install says name is in use, but virsh list --all says there is nothing.
jrwren@delays:{%22}~ $ virt-install -d -n android -r 512 --disk android.qcow2 -s 4 -c /d/cd\ ...
2
votes
2answers
3k views
How to resize virtual machine disk?
Is there anyway to resize a virtual machine's disk? Say increasing the disk size from 32GB to 64GB. I am running KVM/Qemu on Ubuntu server 11.10 64bit. Thanks.
5
votes
1answer
100 views
Creating multiple interfaces on OpenStack Instances
I'm able to have OpenStack up and running with no issues and I'm loving it, however, I'm trying to create extra interfaces on one of my instances and I read under openstack documentation that is ...
2
votes
2answers
95 views
Ubuntu inside virtual machine: ntpd or ntpdate or ??? to avoid clock drift
Problem: ntpd, when installed on a virtual machine running Ubuntu (I've had this on hosts with a variety of hypervisors such as KVM and VMware ESX) seem to be prone to severe clock drift. I haven't ...
0
votes
0answers
78 views
Execute BASH script on shutdown
I have a KVM switch (Trendnet TK 409) that helps me switch between my Ubuntu laptop and Linux computer. The switch use a hotkey for switching (numlock+numlock).
Unfortunatly, that only works on ...
0
votes
0answers
153 views
Unable to connect to libvirt on Virtual Machine Manager?
I'm trying to install a Windows 8 VM using KVM and the Virtual Machine Manager GUI. Upon installing KVM and VMM, and starting VMM I get the error Unable to connect to libvirt.
Verify that:
- The ...
1
vote
0answers
57 views
kvm error in syslog says cpu0 unhandled rdmsr
I have a server that hosts about 20 KVM guest machines. It's syslog is, at times, flooded with messages like these:
00:17:36 vhost-server kernel: [ 157.835078] kvm: 3138: cpu0 unhandled
rdmsr: ...
0
votes
2answers
187 views
does KVM has the same tool like vmware tools?
VMWARE has vmtools to enhance VM performance. Does KVM has the same tool to enhance its VM?
If so, how to install such tools? thanks for any input!
2
votes
2answers
208 views
Virtualization on Ubuntu 12.04 LTS
We plan to introduce virtualization on our 64bit Ubuntu 12.04 LTS server so that we can run, in different VMs, a file server for our staff and some development machines for our IT team (code ...
1
vote
3answers
275 views
How to PXE boot a virtual machine from another virtual machine which are in same virtual network?
I am doing following tutorial:
SecurityTeam/TestingMAAS
But I cannot get out from 'Commissioning' state of my virtual MaaS nodes to 'Ready' state. Following image shows my current architecture:
...
0
votes
0answers
155 views
Unable to migrate guest: Unsafe migration: Migration may lead to data corruption if disks use cache != none
I tried to migrate the virtual machine using virt-manager but I am getting the error as
"Unable to migrate guest: Unsafe migration: Migration may lead to data corruption if disks use cache != none"
...
0
votes
2answers
113 views
Limitations of Ubuntu Cloud Infrastructure with respect to OS?
I am setting up an Openstack cloud based on MAAS and Juju. Once I have this cloud ready then is it possible to Run different operating systems on this cloud or its limited to Ubuntu OS only. Remember ...
6
votes
1answer
257 views
Is it possible to make OpenStack work with MaaS without involving Juju?
I have to machines, {machine-A: will be used as my Master MAAS server with OpenStack} and {machine-B [Quad Core/16GB RAM/8x HDD]: will be running a KVM where all my nodes will run on}
Purpose
I want ...
2
votes
1answer
1k views
get rid of kvm: disabled by bios
I'm getting a message:
kvm:disabled by bios
after upgrading my kernel to 3.8.x. I've never installed kvm package.neither I can enable virtualization from my bios, because of a bios bug. I wish I ...
3
votes
2answers
390 views
Qemu KVM VNC Support
Do I need to install a special package to get the VNC support ?
I installed:
sudo apt-get install kvm qemu-kvm qemu-kvm-extras
Everything works fine, I only get no VNC server up and running, ...
0
votes
0answers
116 views
Guest VM can only be accessed from Host, not over network
I have an Ubuntu Server machine which is acting as a VM host for KVM guests made with vmbuilder. I want to expose the VM's to the network. Currently, the VM guest can get out to the network, and I ...
1
vote
1answer
97 views
Access/mount the partitions inside an LVM2-based disk of a shut-down KVM guest?
On the KVM host how can I mount the volumes on the disk of a KVM guest that has been shut down, if the disk was configured to be an LVM2-based volume?
The KVM guest was installed using the normal ...
2
votes
2answers
104 views
Can I run KVM virtual servers on Desktop version
I have installed a 64v ubuntu desktop. Is it safe to run any production server in a KVM?
PC = i5 vt enabled, 8gig memory 1g hard drive
HOST = Ubuntu Desktop 64 bit.
Guest(s) = Ubuntu Server ...
0
votes
0answers
196 views
rdp windows 8: can the resolution on the remote machine be higher than the native windows 8 resolution?
I am running ubuntu 13.04 and installed windows 8 via KVM (libvirt).
Unfortunately, the resolution in windows 8 is very low, it's 1024x768.
As far as I can tell windows 8 and higher resolutions are ...
0
votes
1answer
46 views
virtualization, guest Network settings error
I have the following situation, I have a virtualization environment, the host is Ubuntu
Host information:
uname -a
Linux asic 2.6.32-38-generic #83-Ubuntu SMP Wed Jan 4 11:12:07 UTC 2012 x86_64 ...
1
vote
2answers
179 views
QEMU hardware error 0x80000021
I'm trying to run Hiren's BootCD on QEMU but it throws a hardware error 0x80000021 on a Core 2 Duo, maybe there is some parameter missing to fix that.
$ kvm --version
QEMU emulator version 1.0 ...
0
votes
0answers
142 views
12.10 server install through virt-install is not seeing virtio network
export NAME=myhostname sudo virt-install --name $NAME --ram 4096
--disk $NAME.qcow2,size=9,bus=virtio,cache=none --network bridge=br0,model=virtio --autostart --serial pty --console pty
...
1
vote
1answer
171 views
linux KVM guests network performance is slower than host
i have a KVM linux based virtual machines, as the network performance of the host is running perfect with 1GB/s(in internal network) and using iperf tools it show that the network is running perfect ...
6
votes
0answers
324 views
How do I configure spice with KVM?
I'm running Ubuntu 12.10 and I have installed KVM. Trying to install / configure spice but not having any luck finding sources that work. Has anyone done this yet?
0
votes
1answer
72 views
How Can I add two Bridged Interfaces on seperate LANS into KVM?
I Currently Have a Running server with multiple KVMs running different Servers within each, now I would like to add another separate interface to serve another group of KVMs on the same server.
There ...
0
votes
1answer
41 views
Another Error in migration
i got error when vm migration "Unable to migrate guest: operation failed: migration job: unexpectedly failed " Please Help me
1
vote
1answer
196 views
Dual-use guest for LXC and KVM?
Would it be possible to install (and maintain by simple means, such as apt-get dist-upgrade) a "dual-use" setup? I.e. install an guest instance in a way which allows me to run it either as LXC or as ...
1
vote
0answers
25 views
What facets should I consider when deciding which guest to jail in (“full”) KVM and which in LXC?
Currently I am migrating to a new server. The old one ran 10.04 as host system and a few more 10.04 and Debian 6 as KVM guests. This was alright, because the processor had support for virtualization. ...
2
votes
2answers
182 views
KVM - Guest does not recognize second NIC
I have a server running Proxmox (a virtualization platform), and created a KVM virtual machine with Ubuntu Server 12.10. After configuring the network, everything works fine, but if I add a second ...
1
vote
0answers
81 views
How to create and export a vmware image using vmbuilder
I've been using vmbuilder to build kvm images as such:
vmbuilder kvm ubuntu \
-v \
--suite=precise \
--libvirt=qemu:///system \
--arch=amd64 \
--cpus=2 \
--mem=1024 \
...
0
votes
0answers
175 views
Ubuntu 12.10 kvm live backup
As anyone achieved kvm live backup of disk on a running virtual machines on Ubuntu 12.10?
Something like this on fedora
I tried but i get this error on the first step (getting a snapshot)
Thank you
...
0
votes
1answer
5k views
Kernel Update : Kvm disabled by bios
I red a text about kernel stable and I updated my kernel to 3.6.1 . And I solved problems like WIFI and resolution but I cant solve kvm disabled by BIOS . after update I didn’t see this KVM : Disabled ...
3
votes
2answers
3k views
Unable to use virt-manager
On Ubuntu server 11.10 I am trying to install a virtual machine using virt-manager. I believe that I have everything right, but when I go and run the command virt-manager I get the following error ...
0
votes
1answer
1k views
How to install KVM Virtualization on Ubuntu 12.04 server (command-line only)? [closed]
Im looking for a definite way to install KVM virtualization on my Ubuntu 12.04 server with command-line only.
My /etc/network/interfaces file looks like this:
auto lo
iface lo inet loopback
auto ...
0
votes
1answer
245 views
Ubuntu Cloud UEC 12.04 amd64 image has an invalid locale
Following the tutorial in https://help.ubuntu.com/community/UEC/Images#DownloadUECImages I was able to execute the Ubuntu 12.04 Cloud Image (amd64) in my computer ...
1
vote
1answer
160 views
udev to ignore disk partition mapping?
is it possible to disable partition mapping on specific SATA disk?
I'm using ,say "sdb", disk for DRBD replication where KVM VM is installed directly.
Because of that, /dev/sdb got partitions and ...
1
vote
2answers
1k views
How to route KVM virtual machine audio to Ubuntu 11.10 host using virt-manager?
I've been using KVM in combination with Virt-Manager and Remmina at a fair success up until now. The issue I need to solve now is to get audio from a virtualized Windows XP and make it audible on the ...
7
votes
3answers
2k views
How do I disable unwanted iPXE boot attempt in Libvirt/qemu-kvm?
Somehow after upgrading to 12.04, my virtual machines always boot with an attempt to boot from the network first. See this:
while I don't have any PXE configuration set:
I've tried:
to disable ...
0
votes
1answer
103 views
VM running across multiple hardware
Is it possible to deploy a single Virtual Machine instance to run across multiple physical hardware using Ubuntu's virtualization solution, namely KVM, MAAS, JUJU, etc?
Imagine the following ...
1
vote
0answers
209 views
ubuntu-vm-builder failing to create 12.10 KVM vm
I am trying to create a KVM vm running quantal, but its ending badly.
These are the parameters I am passing...
sudo ubuntu-vm-builder kvm quantal \
--arch 'amd64' \
...
0
votes
1answer
385 views
How to move vm manually from one host to another host without shared storage [closed]
How to move guest OS manually from one Ubuntu server host to another Ubuntu server host without shared storage using Qemu/kvm
