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

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Windows 8.1 stuck in Automatic Repair boot loop - Proxmox VE [on hold]

I installed Windows 8.1 64B in a VM on Proxmox-VE. It was running fine for a few days until it needed to be rebooted (updates). First I tried reinstalling the OS which worked, until it needed to be ...
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2answers
34 views

How to redirect a packet with iptables that match a certain pattern? (eg a QUERY command with UDP)

I have a certain packet that I want at all times to be redirected to a specific ip on my virtual network interface. As for now my iptables is setup like this: (the commands, I use \ as for now to ...
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19 views

How to route an IP Whitelist to one VM and all other to a second VM on proxmox?

Is it possible on linux to have a whitelist of IP's that are allowed to reach a specific VM on the internal NAT? eg (public ip (proxmox) --> My VM for whitelisted IP's (192.168.0.1)), and if the ...
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95 views

web server on a proxmox container using dns server on proxmox

Some background: I've got a little problem here. I have Promox installed on my primary server on which I've configured manually my DNS server with BIND9 with the domain example.com and works fine ...
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76 views

Proxmox VE: Multiple shared public IPs with NAT configuration

I have a Proxmox VE (v3.3 @ Debian 7 Wheezy) and got 3 public IPs routed to that server. It is my aim to have multiple VMs sharing those IPs using a NAT configuration so that I can forward single ...
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33 views

Proxmox with iptables nat is not available

I got an issue with iptables on my virtual machines. I installed proxmox 3.1-21 on my rootserver. I have around 6 IPs linked to my rootserver so i created new 'CT's. The problem is i need to ...
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123 views

Proxmox virtual machines and iSCSI NAS

I ordered a dedicated server from a certain service provider and they rent out iSCSI NAS as well. So I ordered 1TB iSCSI and connected it to proxmox via GUI. Then I read that the provider does not ...
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136 views

Is it viable to create CoreOS VMs with Proxmox?

I want to create clusters of CoreOS VMs on our machines. We are already using Proxmox to manage our KVM and OpenVZ containers on these machines, so I am wondering if it is practical to create and ...
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52 views

Proxmox 3 cluster configuration disappeared

We have been running a Proxmox VE version 3 system for some time without issues. Abruptly, the /etc/cluster/cluster.conf file disappeared, pve-cluster and cman fell over and containers became ...
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1answer
131 views

Proxmox vps container connection problems

I have Proxmox on my node server which have ip:5.189.190.* and I created openvz container on an ip : 213.136.87.* and installed centos 6 on it The problem: Cann't connect to container ssh directly ...
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72 views

Proxmox OpenVZ and KVM talking on one host private IP's

I have a proxmox server running version 3.2-132, here's the relevant version information: root@sol:~# pveversion -v proxmox-ve-2.6.32: 3.2-132 (running kernel: 2.6.32-31-pve) pve-manager: 3.2-4 ...
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102 views

Nginx reverse proxy for Proxmox PVE Datacenter console

I am running Proxmox VE Datacenter console on the web behind an SSL protect NGINX proxy. Everything works great as long as I keep the Proxmox VE Datacenter console of the root (i.e.: ...
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86 views

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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1answer
396 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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276 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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73 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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56 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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116 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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50 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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258 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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2answers
3k 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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1answer
475 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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28 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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397 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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64 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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1answer
154 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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307 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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731 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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1answer
356 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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211 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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109 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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76 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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2answers
96 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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4answers
529 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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1answer
141 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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2answers
322 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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1answer
263 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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1answer
1k 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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1answer
246 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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2answers
2k 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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2answers
824 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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1answer
114 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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3answers
593 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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58 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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2answers
373 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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318 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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1answer
656 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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115 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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561 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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250 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? ...