2
votes
1answer
218 views

Can I run Ubuntu 12.04.5 with 3.8 kernel and still have kernel security updates?

My 12.04 is asking me to update the HWE layer, but when I've made it last time all my VM stopped working correctly because of a bug in the 3.13 kernel. So I have reinstalled a clean 14.04 but the KVM ...
0
votes
1answer
156 views

Hosting 12.04 guest on 14.04 server with KVM & libvirt

I've been pulling my hair out trying to get Ubuntu 12.04LTS server (64bit) working under a standard KVM/libvirt setup on Ubuntu 14.04. I can create a new virtual machine using virt-manager and run ...
0
votes
0answers
58 views

How to add a USB HDD to a virtual machine created using VMware Player?

I have a 2 Virtual Machines running on Virtual Machine Manager & VM Player 6, on Ubuntu Server 12.04 LTS. I have connected 2 USB HDD Drives which have been detected by Ubuntu (Host) but neither ...
0
votes
1answer
237 views

KVM Virtual Machine Manager: Host CPU does not provide required features: aes

I am using Ubuntu 12.04 64-bit. I am using OpenStack. The service is all working, but nova service is not working. Some got error is: hardware not supported, so I changed Processor -> Configuration -> ...
0
votes
0answers
13 views

On startup [number] kvm: disabled by bios [duplicate]

When I start ubuntu 12.04 it says [number]kvm : disabled by bios. How can I fix it? Also there is a quick black screen flash on shutdown which states unable to run [something]. It flashes too fast so ...
1
vote
0answers
68 views

Could not ping Solaris KVM Guest from another computer

I setup Solaris Guest using KVM in Ubuntu. I don't have problem pinging host (Ubuntu) to guest (Solaris) and vice versa. Also my Solaris guest can ping other computers in my network but not the other ...
1
vote
1answer
99 views

Error while creating qcow2 file using qemu-img

When I am creating an qcow2 file using qemu-img command I am getting error as librbd.so.1 file not found. When I check for the dependencies that .so file is present in the /usr/lib folder. Can any ...
1
vote
0answers
214 views

Virtualizing Windows 7 with qemu-kvm SATA Issues

I am working on virtualizing a windows 7 image using kvm on Ubuntu 12.10 64 bit. Here are the specs for my machine: CPU: Intel i7-2860WM ,8G RAM I am using an image created with WinImage of a ...
0
votes
0answers
54 views

No internet connectivity in command line ubuntu

i am beginner and I have installed command line ubuntu 12.04 and upgraded it to 12.4.3.Then I installed KVM as I want to install 2 VM's and connect them to physical network.The problem is when I ...
0
votes
0answers
37 views

vmbuilder preallocate disk space

When creating a VM with VMBuilder how can I preallocate the disk space? I'm currently using the format below to create a VM which should create a 10GB root disk (and it does), the only problem i'm ...
1
vote
0answers
69 views

KVM guest priority starting

I have 2 guests on my KVM Virtual Machine Manager (debian1 and debian2). I need to start debian1 always first, so I want disable starting debian2 before debian1. Is it possible? How can I make it? ...
2
votes
2answers
3k views

Update Qemu on Ubuntu 12.04

Currently Ubuntu 12.04 comes with Qemu 1.0, I would like to update this to a newer version (1.5/1.6) to achieve maximum performance. However there doesn't seem to be an apt package for versions > 1.0 ...
3
votes
2answers
10k views

Networking stop/waiting error

I wanted to set up a bridge connection for my VMs (I am using KVM). I modified my etc/network/interfaces file and its contents are: auto lo iface lo inet loopback auto br0 iface br0 inet dhcp ...
1
vote
0answers
398 views

virt-manager problem

I installed ubuntu 12.04 server, kernel 3.5.0-37-generic, and the ubuntu GUI afterwards. When I start virt-manager and want to create a new VM I get this warning: Error: No hypervisor options were ...
0
votes
0answers
18 views

ubuntu 12.04 server vm in kvm [duplicate]

When I install a ubuntu server VM on my KVM machine it appears to install fine. However after initial reboot, I am presented with the normal login screen. After I put in my credentials and ...
0
votes
1answer
2k views

How to make LTSP log into the Windows 7 VM

I have managed to install Ubuntu server and Mythbuntu and a remote front-end. Now I think it could be nice to integrate my Windows machine with the server and use Linux Terminal Server Project (LTSP) ...
1
vote
1answer
2k 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
283 views

Execute BASH script on shutdown [duplicate]

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 ...
1
vote
0answers
2k 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: ...
10
votes
2answers
3k 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 ...
1
vote
1answer
306 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
77 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. ...
5
votes
1answer
300 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 \ ...
1
vote
1answer
408 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 ...
0
votes
1answer
61 views

Another Error in migration

i got error when vm migration "Unable to migrate guest: operation failed: migration job: unexpectedly failed " Please Help me
0
votes
2answers
998 views

Startup script sometimes fails - rc.local virtual machine

I've added simple line: python <path-to-my-script> & to /etc/rc.local, but I've noticed that after migration from one host to the other one, the script sometimes fails. I'm using KVM, ...
0
votes
1answer
1k views

How to make sysctl network bridge settings persist after a reboot?

I am setting up a notebook for software demo purpose. The machine has 8GB RAM, a Core i7 Intel CPU, a 128GB SSD, and runs Ubuntu 12.04 LTS 64bit. The notebook is used as a KVM host and runs a few KVM ...
7
votes
3answers
5k views

How should I configure TRIM Support for LVM logical volumes?

I am setting up a notebook for software demo purpose. The machine has a Intel Core i7 CPU, 8GB RAM, a 128GB SSD, and runs Ubuntu 12.04 LTS 64bit desktop. As it is, the SSD is configured to have a ...
10
votes
5answers
6k 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 ...
2
votes
2answers
393 views

how can I disable ssh prompt from kvm remote

when I upgraded my KVM virtual machine manager to the latest version I got a question prompt every time I try to connect remotely to my machines: The authenticity of host 'kvm.local (ip address)' ...
0
votes
1answer
2k views

Bridged Networking with 64 bit Ubuntu 12.04 server as host to a KVM virtualized setup

I saw two other similar posts on this topic but my situation is slightly different. Basically, I need to set up bridged networking that uses static ip (not dhcp) on an Ubuntu 12.04 host running KVM. ...
0
votes
2answers
1k views

Failure to boot after upgrade from 10.10 to 12.04

After upgrade from 10.10 -> 11.04 -> 11.10 -> 12.04 I got this error: How can I solve this?
0
votes
1answer
355 views

Virt-Manager loses connection sometimes

I've been having an odd issue with virt-manager on 12.04. Generally speaking it works flawlessly, however sometimes it appears to lose connection. I've noticed that this will only occur if I 'reopen' ...