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

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Zabbix Graphs Data is Intermittent

We use Proxmox VE as our virtualization environment, and recently upgraded from 2.X -> 3.X. We also made the change from a single host to a dual host cluster. And, last but not least, we moved our ...
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14 views

VPN Proxmox cluster not working

I followed all the instructions on http://forum.ovh.co.uk/showthread.php?7071-Poor-man-s-Proxmox-cluster-with-NAT to build a Proxmox cluster on Kimsufi, and I was able to create the cluster. I am able ...
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61 views

Proxmox Nat Networking Issue

Definition I have installed Proxmox 3.2 and i am trying to configure a virtual machine as a communication server that handles all traffic and forwards them to the nodes with private ip. I ...
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27 views

Proxmox - backup OpenVZ on NFS

I'm using Proxmox 3.2 with OpenVZ containers and I'm trying to setup a backup system for my 2 nodes cluster. I created a NFS share on a Debian 7.5 server (not under Proxmox, and not inside the ...
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25 views

IP failover on Proxmox

I have a dedicated server with OVH and I have ordered IP failover. Now I'm wondering how to add them to my Proxmox installation, I tried to add a network interface with a new ip but it didn't work. ...
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28 views

Exchange 2010 on KVM - CPU usage reporting incorrectly

Good Morning, I have virtualized an exchange server using KVM (proxmox actually). It is Exchange 2010 SP3 running on server 2012 R2. KVM version 1.7.1. I am using the latest (0.1-74) virtio ...
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42 views

swapoff running forever on LVM volume

I'm currently trying to resize my swapspace on a Proxmox VE server with LVM volumes, as I'm running out of space for LVM snapshots and the swapspace is fairly oversized: root@rb-srv-gus:~# free -m ...
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30 views

Bonnie does not provide speed for Sequential Input / Block

I'm using ProxmoxVE and I would like to run some benchmarks regarding performances of this product. One of these benchmarks is bonnie++ ; it runs very well in a VM (qemu-kvm) but when I run it in a ...
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119 views

Proxmox Host on OVM Hardware - Guest VM's cannot reach Internet hosts by name

I have setup a Proxmox Host on OVM Hardware and am giving the guest VM's Internet access using the Bridged setup. However, as this requires editing configuration files on the Guest to work correctly, ...
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917 views

proxmox KVM routed network with multiple public IPs

I have a dedicated hosting with hetzner. Additionally i have bought a 6IP subnet. My main IP is: 148.111.111.200 My main subnet is: 255.255.255.224 My additional IPs are 148.222.222.1 to ...
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200 views

Proxmox resize failed: exit code 1

How can I resize the hard disk in proxmox? When I have tried, I get the following error. "command '/usr/bin/qemu-img resize ...
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26 views

Traffic on IP which is not being used?

My server (Debian 7.4, x86_64, Proxmox) has 4 IPs. One for the VM Host (call it A), and three that I use for virtual machines (say B, C and D). Currently, only B and C are used, the D address is not ...
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143 views

Proxmox private network between KVM and VZ

Sorry for asking this eventually trivial question, but I'm fighting with this for more than a day, and was unable to figure this out by myself so far. Situation Proxmox host running a bunch of ...
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43 views

Accessing a container from another container using the public IP of the host

I've some issues configuring properly the network in proxmox. In short, from a container, I can reach any web server outside (ex: google.com), but I can't reach the web server on my container. The ...
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98 views

Iptables/ufw - blocking ports when using nat

I use NAT to move requests from external ports to an internal ip address and port hosted with proxmox. Something like this: iptables -t nat -A PREROUTING -i vmbr0 -p tcp --dport 8000 -j DNAT --to ...
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201 views

Unable to install windows 8.1 on virtual machine

How can I create a Windows 8.1 virtual machine using Proxmox? I downloaded the evaluation copy of Windows 8.1 Enterprise. However when I boot up the virtual machine, it cycles between the two below ...
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392 views

Proxmox - Port forwarding from Host to Guest

I'll just quickly start by apologising due to my lack of knowledge in Linux networking and I appreciate all the help I'll receive from any patient users willing to help a newbie. I have a Linux ...
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168 views

Rdesktop issue with Proxmox

Repost because of severe SUA syndrome I've recently switched my home lab from Vbox to Proxmox. For my backend servers this is great, because I only need terminal access to manage them. However, ...
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136 views

Proxmox internal network configuration

We have several servers (with one nic) staying in one rack in hetzner. Proxmox is installed on each one, and they are combined in proxmox cluster. The goal is to create network, between virtual ...
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96 views

Should I get extra IPs?

This is my proposed setup using OpenVZ containers (hosted on Proxmox): CT 1: MySQL and nginx. Hosts all databases and multiple websites(domains). Used ports are 80, 443, 3306, 8080 CT 2, 3, 4: These ...
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69 views

Mail server is seen under different IP by other mail servers, than it has --> mail marked as spam

I am experiencing problems with delivering emails from my server and can't see the real cause of this problem. Emails from my mail server are marked as spam. In message sourcecode I can see, that my ...
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92 views

Generate ISO from installed system

As part of my infrastructure I have many Virtual Machines running different Linux distros, under Proxmox using OpenVz. My problem is that I need to export into a personalized installable ISOs some of ...
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290 views

Heavy production MySQL/Percona Database in openvz container

So I'm currently running a MySQL 5.1 database, with the following specs: Proc: Intel(R) Xeon(R) CPU E5-1620 0 @ 3.60GHz RAM: 64 Go disks: 2x 100 Go SSD (RaidSoft) I'm planning to migrate my ...
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150 views

Httpd not starting on boot in Proxmox OpenVZ Container

I have created an OpenVZ template for Kamailio. I have installed a web administration panel but I find that Apache is refusing to start on boot. I cannot find any evidence of it trying to start up. I ...
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79 views

Forwarding incoming ssh connections to virtual machine based on LDAP group

My Question is as follows: How can I forward all incoming SSH (Port 22) traffic (except one account) to a VM which is running on this server? The Server is based on Proxmox VE 3.1 The VM is Debian 7 ...
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275 views

Why would a server lockup knock other servers off the network?

We have a couple dozen Proxmox servers (Proxmox runs on Debian), and about once a month, one of them will have a kernel panic and lock up. The worst part about these lock ups is that when it's a ...
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182 views

Private network between two KVM VMs

I'm trying to connect two KVM hosts together with a transparent ethernet link. I'm using Proxmox VE as the host and have configured 2 KVM VEs with ethernet interfaces and joined them to a single ...
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694 views

Unable to make work both private and public ip network on openvz container in Proxmox

I'm using Proxmox 3, it is a fresh installation. For those who know, I'm using OVH Vrack 1.5 (along with a previous Vrack 1.0). My server has two interface eth0 and eth1, I succeeded to configure ...
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154 views

Proxmox cron.daily log error

I am having a problem with cron.daily job in Proxmox. Its giving me this error: /etc/cron.daily/pve: Can't stat /var/log/pve/tasks/6: No such file or directory at /etc/cron.daily/pve line 78 The ...
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1k views

Basic iSCSI target setup on Proxmox VE (Debian 7) not working

I have created a Linux LVM partition on my disk and want to share it over network via iSCSI. However, the target is unreachable with iscsiadm (from both local and remote). The setup is shown below. ...
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550 views

Problems with IP Block Proxmox on OVH

I am using Proxmox. That should be clear by the title. I have developed a software program in vb.net that generates network configurations, and I just copy and paste to the correct files. I am using ...
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93 views

Proxmox openvz guest can only reach node

I have a running ProxmoxVE 3.1 cluster which is up-to-date and can reach all destinations. I have installed the default debian-7 template to a node, with bridged network via a veth interface. The ...
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275 views

Cannot log to Proxmox GUI

I'm running proxmox on debian 6.0.8 kernel 2.6.32-18-pve. When I try to log into the GUI with the root password, it lets me in for about 2 seconds then asks for the password again: ...
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286 views

Shell access for a KVM VM

I would like to access my KVM VM with a shell. I created it via proxmox 2.3, Ubuntu 12.04 is installed on it via an official template. I would like to find the same command as vzctl enter ...
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53 views

Where can I find the range of IP addresses of my container OpenVZ

I'm looking for the "range of IP addresses of my container"... Where can I find those ? /etc/network/interfaces ? ifconfig ? I don't know and I can't find any answers... I need it for this tutorial ...
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275 views

Install ubuntu on my KVM VM by proxmox

I'm a newbie here but I would like to understand how to install ubuntu or centOS on my VM created by KVM (in proxmox). During creation, I've set Linux 3.X/2.6 Kernel (l26) in sheet OS and Do ...
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258 views

Proxmox 31 + KVM routing + IP subnet + csf

We have proxmox 3.1 server in netzner with routuing network and IP subnet block. We want to implement csf firewall without interfering the traffic of the KVM VMs, what would be the easiest way? We ...
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460 views

Proxmox drbd configuration split brain

I am planning a proxmox HA configuration with two Dell R710 machines (dual 6 core processors in each) with enterprise level drive raid arrays. I would be using DRBD with a quorum disk on a third ...
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90 views

Proxmox “File Does Not Exist” Error

Something happened to my Proxmox server and now some VMs won't boot. When I try to boot one in particular, I get the message: proxmox:~# qm start 103 volume 'Backups:103/vm-103-disk-1.raw' ...
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321 views

Using Proxmox Kernel on Wheezy without proxmox system

I'm going to run two servers with OpenVZ on Wheezy. Since there are sadly no OpenVZ kernels in debian anymore I want to use the Proxmox kernel instead. I'm doing all replication with scripts I have ...
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186 views

Proxmox at hetzner, do i need post-up echo 1 > /proc/sys/net/ipv4/conf/eth0/proxy_arp command?

I've just finished installation of proxmox (it's my first experience), and started to playing around. I found strange line in /etc/network/interfaces config, could you please say what does it affect? ...
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876 views

Proxmox: VMs and different public IPs

I have a server which has two NICs and both are directly connected to internet. I have five different public IP addresses available for the VMs. The host machine (Proxmox) doesn't need to use any ...
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148 views

Restoring a ProxMox backup in a virt-manager/virsh host

I need to migrate a running virtual server hosted in a ProxMox host into a KVM virt-manager/virsh host (I wonder if it is possible: Not shutting down but stopping it). I've performed a suspend backup ...
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535 views

Running Proxmox VE with a wireless adapter

I've successfully installed Proxmox and it works perfect while connected via ethernet. The issue arises when trying to get it to detect my wireless adapter. The wireless card is an ASUS PCE-N53 ...
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99 views

Cannot access HG repo any more after upgrading to Wheezy

I just updated my proxmox server based on wheezy 7.1. to the latest version (3.1). It acts as a central mercurial repository that is accessed via ssh as well. It seems like I am unable to use ssh-hg ...
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96 views

Cannot make Java Package on an OpenVZ container

I'm trying to install Sun's Java SDK 7 by following the Debian Wiki instructions using java-package. But it won't work on an OpenVZ proxmox container. I'm running Debian Wheezy 7.0-2 64bit on all my ...
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2k views

Proxmox - single public ip with multiple vms, openvz containers work, kvm's don't have a route

Currently I only have a /30 block (1 usable IP) (I just ordered a /28 for 13 usable publics, waiting) I just installed proxmox, set up a few virtual containers. Port forwarded the necessary ...
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3answers
407 views

How can one choose a new kernel on boot, running a dedicated server?

As part of installing proxmox on a dedicated server running Debian, it installed a new kernel. As part of the install instructions, I am supposed to choose the new kernel in grub. However I dont have ...
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196 views

What are the differences in the configuration of the network on Proxmox (KVM)?

I have a dedicated server, one main public IP from /27 and two single public IPs also from the same /27 (I think the provider manages single IPs using the VLAN tags). I want to have a KVM running on ...
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172 views

Best Guest OS for running FreeSWITCH under Proxmox

We have a lot of Asterisk systems running on dedicated machines and would like to use FreeSWITCH to replace a number of them. One of the advantages of FreeSWITCH is supposed to be that it is doing ...