Proxmox Virtual Environment (PVE for short) is an Open Source Server Virtualization Platform, based on Debian, KVM and OpenVZ.

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How to increase Free PE in LVM physical volume?

I use Proxmox 2.2 for making OpenVZ containers. It ships with a tool called vzdump that can create backups of OpenVZ containers on the fly. It uses snapshot functionality of LVM to create temporary ...
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2answers
582 views

proxmox summary graphs not refreshing

In the proxmox summary page, the graphics are not refreshing. Or they are, but no info is displayed. Also, the containers status is wrong. Any suggestions? Thank you
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Debian server locked - does this console screen shot provide any clues?

I had a server lock up several months ago (actually it's almost been a year). At the time, I only had time to grab a screenshot of the kernel dump: The server has not locked up again, but I am ...
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1answer
348 views

Can't lock vz with proxmox

I would like to backup my virtual servers to move them away. And when i have started the backup process then i only see this every time: Feb 09 08:40:34 INFO: Starting Backup of VM 101 (openvz) Feb ...
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1answer
140 views

scripted resize kvm images

I'm examining the possibility to script the resizing of a kvm image. The goal is to give our customers the possibility to upgrade their vps online. So for instance if a customer has a vps of 10G then ...
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1answer
296 views

Proxmox server with just one public IP

Is it possible to host a proxmox server with openvz containers NATed to the public IP which hosts the Proxmox server ? I have gone through the proxmox feature list but I am somehow puzzled by the ...
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1answer
282 views

split traffic on two eth ports

I have a linux Proxmox server with two ethernet ports. The problem is that I have two uplinks that I would like to use with different bandwidth limitations. The first uplink maxes out at 100mbs and ...
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1answer
1k views

copy kvm image from ceph to other storage

A while ago I created a ceph storage cluster and connected it to proxmox2 according to the method described in http://pve.proxmox.com/wiki/Storage:_Ceph. We have some kvm images running on the ceph ...
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266 views

Supermicro server with aftermarket MegaRaid

My company gave me a budget to build a VM server, so I bought a Supermicro server and saved some $$ by buying an aftermarket MegaRaid - 8308ELP (I know it's old, but it fit my needs and was cheap). I ...
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2answers
939 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 ...
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Enabling IPv6 with OpenVZ using Proxmox 2.2

I'm trying to enable IPv6 on my Debian nodes (OpenVZ) using venet; my host is under Proxmox 2.2 (kernel 2.6.32-16-pve), and it seems the routing fails. My host correctly pings all my nodes; all my ...
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how to drop_caches in OpenVZ centos6 container

I have tried sudo sh -c 'echo 3 > /proc/sys/vm/drop_caches' sudo echo 3 > /proc/sys/vm/drop_caches echo 3 > /proc/sys/vm/drop_caches echo 3 | sudo tee /proc/sys/vm/drop_caches and a ...
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2answers
967 views

Proxmox and PXE boot

I have 10 rack servers, each has an 80 GB hard drive, and a Dell PowerVault with no hard drives. It is possible to take all these hard drives and put them in the PowerVault cluster, then boot proxmox ...
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1answer
2k views

Loading Raid drivers during Proxmox VE installation

I'm using Hardware raid on my Proxmox VE installation and it doesn't recognize my Raid array, so how can I load raid drivers during installation? This is the driver reseller provided: ...
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1answer
421 views

Proxmox VE Logical Volume in RAW format?

I added a Volume group in Proxmox VE as Storage for KVM VMs. A new Logical Volume will be created for each VM, but in Proxmox VE under The Defined Storage which shows list of created Logical Volumes I ...
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1answer
842 views

How to edit or create roles in Proxmox VE?

How can I create Roles or edit them with specific privileges in Proxmox VE ?
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2answers
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Does Proxmox VE Support LVM as block storage for KVM guests?

Does Proxmox VE Support LVM as block storage for KVM guests to avoid the overhead of going through the filesystem layer on the host system ?
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1answer
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Where is KVM guest configuration (xml) located in proxmox?

I wanted to check if my Proxmox instance uses LVM for KVM guests to achieve better performance so Where is KVM guest configuration (xml) located in proxmox?
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Can not display Proxmox console due to Connection time out

When I try to open console in proxmox ve nothing happens and I see this error in logs: no connection : Connection timed out TASK ERROR: command '/bin/nc -l -p 5900 -w 10 -c '/usr/sbin/qm vncproxy 100 ...
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1answer
7k views

Proxmox - Uploading disk image

I've got a KVM Virtual Machine in my local PC, and I'd like to copy it to a Proxmox server. According to the docs, I just have to create a new VM on Proxmox and add the existing disk image to it, but ...
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2answers
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How do I get my Proxmox VM to access the internet without a public IP address

I would like to create a proxmox vm and have that vm be able to ping/access external websites without having to assign a public ip to it. How do I do this? The VM is running centos 6
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1answer
1k views

Cloning bitmap free count err on proxmox drive

I have a small business server (custome build) that runs proxmox for virtualizing common office services (samba, AD, web server, etc). I use clonezilla for all my cloning purposes and have never ...
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2answers
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Proxmox VE cluster not working

I have been using a Proxmox VE 2.0 cluster (2 servers) for months. Today, I had the "bright idea" to install a GUI on one of the servers. I used tasksel, and selected the graphical desktop ...
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3answers
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How would I add a second physical hard drive to proxmox

I installed proxmox on a single 250GB hard drive and I would like to add a second identical hard drive to put more VM's on. I already tried once, and didn't get very far. I added it and formatted it ...
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2answers
500 views

Debian Linux server locked - no clues in the logs?

I had a server lock up this morning. Here is a screen shot from the console: None of the messages from the screen shot mean anything to me. I have a feeling that the important stuff probably ...
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1answer
649 views

OpenVZ tells me: hostname: the specified hostname is invalid on boot of the VE

I’m using Proxmox 2.1, which is based on Debian 6, for my OpenVZ installation. Which shouldn’t matter but I wanted to mention it before I begin with my problem. I imported several VEs into my newly ...
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1answer
3k views

Fresh Proxmox VE 2.1 installation with defaults can't be reached or pinged

I am using the lastest Proxmox VE 2.1. My server has two NICS with a uplink only connected into eth0. My Server is a co-located server utilizing public IPv4 IPs. It is not behind a firewall or any ...
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2answers
833 views

Proxmox - Live migration between different subnets

I have a proxmox cluster, that is distributed over two different subnets having two different gateways. In the first subnet VMs get an publicly available static IP address by MAC address mapping. ...
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2answers
1k views

Virtual machines interconnection inside Proxmox 2.1 Cluster

We have 3 physical servers (each with 1 NIC) in different datacentres, all of them are interconnected by openvpn bridged private network (10.x.x.x). Inside this network we have fully functional 3 ...
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2answers
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How do I rebuild a VM using Proxmox control panel?

I'm using Proxmox Virtual Enviroment (v 2.1) to manage my openvz virtual machines. Sometimes I want to rebuild a virtual machine with other openvz container template, but I couldn't find any tools in ...
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1answer
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Proxmox, Windows and virtual disk cache modes

I run Proxmox 2.0, and installed Windows 2003 R2 (32-bit) server on it. I've use VIRTIO disk and NIC virtual devices (and installed appropriate drivers into Windows), and everything's fine. Physical ...
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1answer
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Poor Write Performance in VM inside Proxmox PVE 2.0

I am running a PVE 2.0 on a decent Hardware (2 SATA HDDs as RAID1, 12GB RAM, i7 CPU) but the I/O Performance is very poor inside the VM (Ubuntu 11.10 Server). The very same VM was copied to another ...
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3answers
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How to share one physical hard-disk to multiple KVM guest in a Proxmox VE?

I evaluate PROXMOX VE 2.0 to migrate a live server. I have installed a server with the PROXMOX VE which hosts 4 KVM guests on two 300 GB HD's (RAID-1) and two 500 GB HD'a (RAID-1) as a data storage, ...
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1answer
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Best RAID setup for DRBD

I would like to setup a two nodes PROXMOX cluster with DRBD storage. The nodes will be connected by gigabit ethernet. What would be the best storage setup in terms of reliability, performance and ...
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4answers
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Ganeti vs Proxmox [closed]

I'm system administrator in small software house. I'm going to virtualise our servers. The main reason for doing this is providing highest possible uptime, but probably it will also increase resources ...