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Questions tagged [ovirt]

oVirt is an opensource server and desktop virtualization management system

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Connect LVM volume directly to oVirt Virtual Machine

I have used libvirt before (KVM). I had a VM that had a host LVM Logical Volume directly attached to the virtual machine. (e.g. /dev/myvg/myvol) So this volume was presented to the virtual machine as ...
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222 views

XFS (dm-11): writeback error on sector

I am continously getting the following error : XFS (dm-11): writeback error on sector xxx I can't find how to fix the issue neither what is causing it. My environnent: an ovirt (4.3.8) cluster, with ...
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313 views

Can't expand oVirt VM disk to new size with neither LVM or resize2fs

I have a oVirt server with a VM, the VM was created with a 20GB disk but that quickly ran out of space so I added another 20GB to it and now I'm trying to expand the disk. I have done this once before ...
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How long does it take to failover with oVirt/RHEV?

I'm trying to get a better understanding of what is achieved by using RHEV/oVirt (or other OSS solutions) in an HA cluster. I'm interested in knowing how long it takes to fail over, and what exactly ...
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Add a node to existing oVirt gluster cluster

I have a working infrastructure composed with 4 physical servers : 1 engine (which will be self-hosted later) 3 nodes I use gluster to have distributed filesystem and easy and fast VM migration. I ...
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How to configure multiple interface for cloud_init_nics using variables in ansible

i need some help on configure multiple cloud_init_nics using variable files. Here is my variable files for example: files/dict vm: all: - name: rhel7 hostname: rhel7 dns: "8.8.8....
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Ovirt Host not healthy after upgrade from 4.4.0 to 4.4.2 using yum

After I upgraded one of my Ovirt hosts from 4.4.0 to 4.4.2 using yum become a faulty host for the cluster. I tried to uninstall the upgrade but that didn't help. After checking the status of the Host ...
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2 answers
1k views

oVirt or Proxmox with Cloudstack

I am using a cloud infrastructure based on XenServer and orchestrated by Cloudstack for lab purposes, and I want to try another KVM hypervisor on the same cloud. Is it possible to use oVirt or Proxmox ...
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2 votes
1 answer
858 views

How should I recover from Ovirt and GlusterFS partial failure?

I am managing a 3 node Ovirt 4.3.7 cluster with a hosted engine appliance; the nodes are also glusterfs nodes. The systems are: ovirt1 (node at 192.168.40.193) ovirt2 (node at 192.168.40.194) ovirt3 (...
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Public service failover in a cluster

I'm getting started with physical server clustering, and have plans for a 3 node hyperconverged oVirt setup. I currently deploy all my apps and sites on VPSes and API-provisioned cloud instances. I ...
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OVirt 4.2 Lost Connection To Nodes

I'm using OVirt version 4.2.3.8-1.el7 connected to 2 IBM PureFlex servers with 10 nodes (5+5) in total. OVirt suddenly lost connection to all the nodes but the VMs in these nodes are working without ...
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How to "Confirm Reboot" unresponsive host in Ovirt, if "Another power management action is already in progress." prevents it?

Problem: After having a low memory condition, node started to appear as non-responsive, however most of the virtual machines were actually working and even accessible from ovirt-engine, but some VMs ...
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Migrate from oVirt to oVirt

We are running two independent oVirt Clusters. Issue: Moving/Migrating/Evacuating Virtual Machines from the customer cluster, over to the management cluster, to separate out management systems from ...
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572 views

oVirt - Running VMs into a Subnet

I am trying to run VMs (and Pools) into a NAT. To reach this target I have: created a new Network in the Cluster; checked "Create on external provider" check box; selected ovirt-provider-ovn; entered ...
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1 answer
75 views

Deploying Pool to users (oVirt)

I am starting exploring oVirt (v. 4.3.6) capabilities, so I have created a base-VM, published a Template from it and then deployed a pool of 10 machines based on that Template. Now, I would like to ...
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679 views

pvcreate disk filtered while filter is set and no mpath

I have been fighting with an issue on CentOS 7.6.1801 on a HP over HW RAID. I searched a lot and tried many options about I still can't fix this. May be I overlook something. I hope someone can spot ...
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oVirt Hosted-Engine upgrade filed

I'm getting problems upgrading oVirt Hosted-Engine from 4.2.8 to 4.3.3. After installing this release in Engine VM, I ran yum update, then engine-setup and got this error: --== ...
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2k views

How do I upgrade from oVirt 4.2 to oVirt 4.3?

I have a oVirt 4.2 datacenter. I like to upgrade to 4.3. What steps are necessary and where do I get documentation. The oVirt documentation is sparse on this matter to say the least.
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(libvirt + oVirt) Migrating libvirt server to oVirt

I have two centOS 7 servers using the same network. One with libvirt, with some machines connected on it, and another one with oVIRT 4.2. I'd like to export the libvirt machines to the oVirst 4.2 ...
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780 views

Apply Network Filter to Ovirt Guest without Rebooting

I am trying to change the clean-traffic IP address for a oVirt Guest VM. It works as long as I reboot the VM. ( Changed from within the Guest Virtual Machine Network Settings ) But for a production ...
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2k views

unable to find valid certification path to requested target on oVirt

I installed latest CentOS 7 yesterday. Clean install. And I follow this tutorial: https://www.ovirt.org/documentation/install-guide/chap-Installing_oVirt.html The only different is I configured httpd ...
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Clean LUN on HP MSA P2000 G3

I am trying to deploy a self-host oVirt Engine on a SAN HP MSA P2000 G3 LUN. I created a Vdisk and a volume via the Storage Management Utility (SAN GUI). The volume is already containing data because ...
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oVirt qemu-kvm listening on wrong IP

I'm new to oVirt but managed to configure it and take over the console on an IPv4 network, using VNC instead of spice. However, I've noticed that the qemu-kvm process only binds to the IPv4 interface ...
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How to upgrade librbd1 and librados2 for oVirt 4.2.x (node ng)

oVirt 4.2 comes with librbd1 und librados2 from the Ceph Hammer release which is 0.94.5. I need to update both libraries to the luminous version which is 12.x. because my ceph server is not able to ...
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1k views

Is it ok to add the EPEL Repo to a ovirt node ng install?

I am missing some tools on my ovirt nodes, which has been installed via the ovirt node ng installer. My idea is to yum install epel-release. But I don't want to mix up versions of ovirt packages with ...
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Why does ovirt VM using ceph disk stay in "waiting for launch" status

My setup comprises of ceph mimic (centos 7, setup with ceph-ansible), cinder/keystone combo on pike release, and ovirt 4.2.5.1. The external cinder provider is setup and I can create disks. When ...
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793 views

Will disabling global maintenance mode of an ovirt cluster start an accidentally shutdown engine?

Due to upgrading the ovirt self-hosted engine I had the cluster in global maintenance mode. I was not aware, that issuing shutdown -r now within the engine VM will in fact not reboot the engine, but ...
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1 answer
199 views

Un-deploy hosted engine from node before minor upgrade?

A node in our ovirt cluster shows an available upgrade. The node has the hosted engine deployed on it, but it is currently served on another node. Do I need to un-deploy the hosted engine first before ...
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170 views

Adding an ovirt Node. Which version to choose?

I have an existing ovirt 4.1 cluster to which I would like to add a new node. Do I need to install the exact Node version the other nodes are running on? Or is it ok to use the latest minor version ...
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1 answer
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ovirt 3.6 to ovirt 4.2 Migration

We are running Ovirt3.6 version in our prod, we want to upgrade to 3.6 to 4.2. At present we have 2 (hyp A & hyp B)physical host ovirt 3.6 is running with self hosted engine with data domain and ...
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163 views

ovirt-node-upgrade command not found

I want to upgrade a oVirt Node offline without using oVirt Engine. I found a pretty good way to do it on the website documentation but the command seems not being installed on the oVirt Node 4.1.7. Do ...
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971 views

Error 404 for centos-sclo-rh-release when trying to install oVirt 4.2

Hello there, I am trying to install oVirt 4.2 on my CentOS 7.4 machine. Unfortunately, yum keeps telling me that he cannot find http://mirror.centos.org/centos/7/sclo/x86_64/rh/repodata/repomd.xml....
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85 views

Convert VM (redhat virtualization 3.5) to a physical server

I have a virtual machine running on red hat virtualization 3.5, i need to convert that VM to a physical server. (mainly due to a performance issue) my volume groups as follows NAME ...
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1 vote
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380 views

Cloud-init local stage on FreeBSD

I have installed cloud-init on FreeBSD, from the pkg repository. FreeBSD is running on oVirt, using the config-drive datasource. I use it to set a different hostname of the machine on boot. My ...
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2k views

Ovirt Hosted Engine live migration

I have trouble with live migration HE in ovirt. I have 2 nodes. My nodes if i migrate HE to other node, i getting an error My error Ovirt version 4.1 If i run host-deploy on node, i getting an ...
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405 views

Access VM Console through Smart Phone

Hey guys I need some little help. I have a KVM and used oVirt for the management of VMs. What I want is that my client will log on to their account and access their virtual machine using their Smart ...
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2k views

ovirt self-hosted engine High Availability

I now install a hosted engine on our machine. What we want is if the engine-Vm shutdown,it will migrate to another host and start it's function. But the engine-VM can not set the High Availability ...
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1 vote
2 answers
5k views

Bypassing SSO property on oVirt 4.0

I have upgraded oVirt engine from 3.6 to 4.0, after the upgrade i could not access the webadmin portal, the welcome page displays this message: The client is not authorized to request an ...
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How to add LVM logical volume data domain with iSCSI as storage type on oVirt?

I am trying to add a storage domain on oVirt with iSCSI as storage type, first i need to know whether i am doing this correctly.My understanding is there must be a storage server (target) and ...
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1 answer
1k views

Where should iso and data domains be located on oVirt platform?

I'm a newbie to ovirt and i have some questions about nfs storage in ovirt, so where should iso and data domains be located? on the machine running ovirt engine or on a host? and when you add a ...
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RHEVM 3.1.0 + ipa 4.2.0 domain authentification

There are good working RHEVM 3.1.0. There are external domains? wich added to RHEVM for authorization for distribution rights in RHEVM. Domains are ipa (3.0) and windows. Everything is working. Now I ...
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Extending oVirt hosted engine disk on FC using LVM?

I have a question regarding extending oVirt hosted engine disk. I've checked documentation and the is no information about extending hosted-engine disk. I am using FC storage. Until now I have located ...
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1k views

No High Availability on oVirt Self-Hosted Engine Cluster

I'm trying out oVirt's cluster HA for virtual machines (specifically Red Hat Virtualization 4.0, but I'm not having any luck getting the Manager VM to be highly available. The steps I took are ...
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oVirt v4 network connectivity within VM's

I'm running 2 instances of oVirt. the first is oVirt 3.5 and everything is great. I recently set up Version 4.0.1.1-1.el7.centos and I'm having issues within VM's. I spun up a VM from the Glance ...
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142 views

oVirt engine 3.6 in local Internet **connectionless** network

I wanna use oVirt engine 3.6 in my Internet connectionless network. I installed oVirt with yum over internet. After that I tried to work offline. When I go offline Web Interface it still works fine. ...
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255 views

how to backup centos7 that run several vm's with ovirt

I have a centos 7 machine. on this machine I've created several VM's using ovirt. I want to create a backup that machine(all the vm's and the server itself). I know there are many way to backup a ...
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97 views

ovirt change export path

I have 3 NICs in all of my machines. All NFS traffic should be going across the second NIC, but I accidentally set up one of my data stores using the first NIC. Is it possible to change the export ...
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899 views

oVirt exported VM

I made a backup of an oVirt managed VM and I'd like to check its integrity in other virtualization softwares. Unfortunately, the import process fails in VirtualBox with the following error: Error ...
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1 answer
90 views

Failed to read VM '[Empty Name]' OVF, it may be corrupted

When importing a VM from virt-p2v into rhev/ovirt, I am greeted with a Failed to read VM '[Empty Name]' OVF, it may be corrupted when I visit the VM import tab. The engine.log gives this unhelpful ...
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Create an Ovirt cluster Node first, Engine later

this is the current state in my company - non relevant details omitted: we have a production server which hosts a CRM in a VM using virtualbox. Let call this server "SMALL" as it is a small tower ...
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