OpenNebula is an open-source cloud computing toolkit for managing heterogeneous distributed data center infrastructures.

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how to get my kvm-nodes monitored by the opennebula-server

I just set up an OpenNebula server with the oned running. I also set up a kvm-node to deploy virtual machines on. When I tried to add the kvm-node to the OpenNebula server with onehost create ...
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21 views

OpenNebula host CPUs count altering

I am playing around with the latest OpenNebula sandbox for VirtualBox. In the "cloud" view, where users can create and delete their virtual machines, the CPU cores dedicated to each machine are ...
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37 views

Opennebula is very slow copying disk image

I have a CentOS virtual machine with OpenNebula's sandbox installed, connected to a host via NFS. I added a disk image of 2.5 GB that contains ubuntu server 12.04. Then I created a VM from this disk ...
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68 views

Failed to create OpenNebula VM

I'm trying to instantiate a virtual machine from the OpenNebula sunstone. The frontend is a CentOS machine with the sandbox installed. The two hosts are ubuntu 12.04 32 bits machines, and they can all ...
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115 views

OpenNebula glusterfs cannot create on volume

I try to create a VM on my gluster volume, it fails with the following message: Wed May 20 20:37:30 2015 [Z0][DiM][I]: New VM state is ACTIVE. Wed May 20 20:37:30 2015 [Z0][LCM][I]: New VM state is ...
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26 views

opennebula how to find out a snapshot size?

All I can see with the onvvm show $vmid command is: SNAPSHOTS ID TIME NAME HYPERVISOR_ID 0 03/16 06:47 VBE1 ...
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1answer
219 views

Opennebula shows wrong datastore capacity

I have installed OpenNebula following the quickstart guide OpenNebula on CentOS 6 and KVM. I am using all local hard disks. I have one huge software RAID10 array composed of 4 partitions, no LVM ...
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2answers
170 views

What is the difference between OpenNebula images and templates?

OpenNebula uses the notions of "Images" and "Templates". From what I've been able to understand so far, an image is first downloaded from the marketplace, then a template is created from it, and ...
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29 views

opennebula how to list HOST column with its last octet

Does anyone know why when running onevm list OR onevm list --list HOST The last octet is hidden ? I can only see xxx.xxx.xxx.???
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1answer
386 views

Configure OpenNebula to use DHCP

I'm trying to configure OpenNebula to use the DHCP server that already exists on my network. Yes, I already know that OpenNebula manages virtual mac addresses rather than IP addresses, but that ...
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1answer
561 views

OpenNebula can't start vm after reboot

I installed a fresh install of Debian-7-opennebula-4.4.0-1.tar.gz on a fresh Debian and got a VM to start via sunstone. The output of libvirt was: 2013-12-26 12:48:12.919+0000: starting up LC_ALL=C ...
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347 views

kvm guest can not connect to outside of host, vice versa

I have a vmware vm running ubuntu 12.04 server(name=vmhost), with network bridged and full access to the internet. This vmhost is using the kvm hypervisor and is running a vm(centOS 6.4),network ...
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1answer
3k views

Opennebula Sunston user oneadmin password

Opennebula 4.2.0 I accidentally deleted the file /var/lib/one/.one/one_auth, so I lost the the oneadmin user password. How can I get it back or init the oneadmin password? Thanks!
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1answer
65 views

Which Open Source Cloud Management Platform supports Amazon-RDS?

I have been trying to use Amazon Web services, specially EC2 and RDS. Nowadays most CMP (Cloud Management Platform) like Eucalyptus, OpenNebula, OpenStack, Nimbus and CloudStack all support Ec2 to a ...
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1answer
5k views

error: unknown OS type hvm - help deploying VM - OpenNebula [closed]

I have the following errors when I try to create a VM: Log: Tue Mar 12 16:57:23 2013 [DiM][I]: New VM state is ACTIVE. Tue Mar 12 16:57:23 2013 [LCM][I]: New VM state is PROLOG. Tue Mar 12 16:57:23 ...
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2answers
774 views

OpenNebula: Can't create a host - Could not resolve hostname

I'm having trouble launching a host in Open nebula. Is is because I can't merge the front end with hosts i.e start off with one server and build from there. Do I have to start with 3 or 4 servers? ...
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1answer
1k views

libvirt upgrade caused vms to not see drives (boot media not found)

I upgraded to Ubuntu 12.04.1 and now libvirt (via open nebula) successfully runs vms but they aren't finding the 2 drives (specifically, the boot drive). One is "hd" the other is "cdrom". The machine ...
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2answers
1k views

OpenNebula fails to monitor host: Could not resolve hostname

hope can get some advise n help.... currently I am installing opennebula 3.4 in debian squeeze everything have being successful where I am able to access the opennebula sunstone webpage localhost:9869 ...
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1answer
210 views

Multiple IP address in a machine [closed]

I am running an opennebula instance with opensuse as a guest machine. There is only one network interface eth0 with ipaddress 192.168.122.155 . However I can ping the machine 2 IP address ...
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364 views

How to configure opennebula for allowing a cluster private network to host images with public IPs

I am installing open nebula 3.4.1 for running virtual machines a (kvm based) cluster made of 5 computers: a front-end machine having 2 network interfaces and 4 slaves machines with a single network ...
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1answer
2k views

Libvirtd start error

I had to remove libvirt manually using kill. Now when I'm trying to start libvirtd it says error: Unable to initialize network sockets. Check /var/log/messages or run without --daemon for more info. ...
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2answers
4k views

OpenNebula: [HostPoolInfo] User couldn't be authenticated, aborting call

I installed OpenNebula 3.2.1 following the guide found under http://opennebula.org/documentation:rel3.2:ignc on a Debian 6.0.4 machine. Everything seemed fine until trying to execute the command ...
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1answer
479 views

OpenNebula-managed libvirt not allowing access to /dev/kvm

I have a fresh Open Nebula 3.2.1 installation which I'm trying to get working and manage some freshly-installed debian squeeze kvm hosts. My problem is that when Open Nebula deploys VMs the KVM ...
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1answer
389 views

Opennebula KVM onevnet

I am experimenting with Open Nebula and KVM and so far I have a frontend and a few hosts (all hosts have two NICs for redundancy). I know that KVM makes on the hosts a virtual interface virbr0. ...
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221 views

Using Opennebula as an IaaS: Running benchmark accross all nodes, possibe?

Our current situation: We have one Opennebula cloud infrastructure consisting of a cluster controller and 6 cluster nodes configured and working. All Nodes run debian instances on top of a kvm ...
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2answers
2k views

Bridging Virtual Networking into Real LAN on a OpenNebula Cluster

I'm running Open Nebula with 1 Cluster Controller and 3 Nodes. I registered the nodes at the front-end controller and I can start an Ubuntu virtual machine on one of the nodes. However from my ...