Proxmox Virtual Environment (PVE for short) is an Open Source Server Virtualization Platform, based on Debian, KVM and (LXC for v4 and above, OpenVZ for versions

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12 views

Network issue with VMs mixing dedicated public IP and port forwarding

I already have a virtual machine with its own public ip address and I would like to set up a new VM using port forwarding from the host. I have two public addresses: X.X.X.146 for the host Y.Y.Y.99 ...
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6 views

Proxmox 3.4-6 VM cannot reach internet

I am new when it comes to dealing with routing in Debian so please pardon my ignorance. I recently set up a Proxmox 3.4 host because it worked more or less out of the box with IP over Infiniband and ...
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12 views

Proxmox: Add IPs from different subnets to LXC-container

I am using proxmox 4.1. If I add IP-addresses to my CentOS-7-LXC I can only do that if this IP is from the same subnet. If I'm using another subnet with another gateway the container is not pingable ...
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27 views

NFS client fails with “Protocol not supported” even though the protocol is listed as available

I set up an NFS serve for Proxmox to remotely backup VM images there. For some reason the Proxmox box won't connect to the NFS server. I tested connecting with another the NFS client on a different ...
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1answer
1k 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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1answer
4k 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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1answer
30 views

Proxmox HA Cluster tiebreaker node

I want to setup a Proxmox HA Cluster using a quorum for reducing the risk for a split-brain. So I need 3 nodes. Is it possible for one of the nodes to just act as a tiebreaker node without running any ...
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1answer
9 views

Proxmox additional Ip with Port Forwarding

As you see in this configuration i attach vmbr0 to my local area clients and get 192.168.0.x ip and then go internet with eth0 (MASQUERADE and POSTROUTING ). eth0 my main ip its 78.xxx.xxx.178. ...
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1answer
28 views

ProxMox with PERC 5/i RAID 5

I recently set up a dell 2950 III with ProxMox. I attached an external hard disk that is used to boot ProxMox and I would like to use the RAID 5 array to store data such as images and disks. How would ...
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31 views

Connect virtual subnets from two physical host

I have proxmox 4 based on debian 8 on two hosts A and B. Both have two NICs. One NIC from each host is connected via a Crossover cable. Host A: eth0: public IP eth1: 10.0.0.2/24 vmbr1: 10.0.0.1/24 ...
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3k 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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127 views

IOTOP on LXC -> Netlink error

unfortunately I can not use iotop on proxmox-lxc-container and debian 8 template. This is the output: Traceback (most recent call last): File "/usr/sbin/iotop", line 17, in <module> main() ...
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30 views

Advice needed about RAID and partitioning new server

first of all i want to appolagize if i doublepost. Plese merge this with similar post. Thank you. Now about the situation and the system we are trying to build and want an advice from experienced ...
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2answers
37 views

How do I assign a Public IP to a Container in PROXMOX

I initially created vmbr1 and did not assign it an IP. Used it as a bridge for container that had the public IP assigned to it. It did not work. I don't understand what else needs to be done. auto ...
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1answer
1k views

Proxmox - Assign more memory to KVM VM

Is it possible to assign more memory to a KVM virtual machine without restarting it? I changed the memory size of a VM using the Proxmox web interface, but can't see that increase in the guest.
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1answer
1k 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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2answers
171 views

MySQL doesn't start after upgrading to Debian Jessie

I have a server with Proxmox 3.4 with several OpenVZ-containers. Host and all guests are running Debian 7 x64. Now I want to migrate my old setup to a new server with Proxmox 4 (based on Debian 8). I ...
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1answer
25 views

German Umlauts (but only uppercase) are broken

I have a proxmox3 server. I login via SSH. Umlauts (öäüÜÖÄ) works well - nevertheless if upper or lowercase. Then I login in my openvz node (debian wheezy) via: vzctl enter 100 In this node, on ...
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1answer
23 views

Forwarding ports from one bridged interface to a guest container on host OS

I have a simple configuration. Mind map how everything look like So I have a structure: Proxmox Host OS (vmbr0, vmbr1) Container 1 (eth0) Container 2 (eth0) The Proxmox networks: vmbr0 ...
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2answers
56 views

Proxmox: Node's load at 70, 2 containers are not responding, but top shows nothing

I got a huge problem. Some of my Proxmox-based LXC-containers are not responding since 2 days if I do not reboot the node. This happens always at the same time in the night (I guess there is ...
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1answer
301 views

Add a second disk image to a LXC container in Proxmox 4

My LXC containers in Proxmox 4 have a root filesystem stored on the host as a RAW disk image stored in : /var/lib/vz/images/<ct_id>/vm-<ct-id>-disk-1.raw This folder on the host ...
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49 views

Elastix behind Proxmox, web interface of Elastix can't open

I have a PVE server with one public IP address, I want to host services on the private IP address, and do NAT and Port-forwarding to redirect the traffic to the VMs with private IP address. I was able ...
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33 views

Proxmox-Server reboots sporadically

I just mentioned that my proxmox-system is rebooting from time to time when performing backup-tasks (bacula, not the proxmox-backup-system). The logs are showing the following: Mar 8 02:30:01 ...
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63 views

Proxmox VE (routing and port-fowarding issue)

I have installed PVE, I received three public Ip address two of them are in the same range, the third one is in different range. I wanted to give PVE host one pub IP to be reachable externally, and ...
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1answer
3k views

network configuration (bridging) proxmox

I bought yesterday an proxmox license. All works fine only the network configuration is very complicated. My network configuration: 84.200.50.186 -> hostsystem ip 84.200.50.186 -> VM ip ...
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1answer
3k 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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1answer
47 views

How can I reconfigure a Linux guest in Proxmox to use a virtio-based HDD instead of IDE?

I'm running Proxmox 3.3.1 to host a virtual machine running Linux (64bit, kernel version 3.2.0). The virtual machine uses a 512GB HDD which was unfortunately configured to use the ide driver when ...
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51 views

Proxmox VMs with single IP

so I don't know much about the bridges and all, but I looked around and tried to get it still working. I've got one IP for the server itself and I thought to use second IP on the VMs. I thought I did ...
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1answer
225 views

Live Backup using Proxmox's snapshot-drive command

I have a KVM server(not on a proxmox node), my VPS is based on qcow2 format and I would like to do a live backup of the vms. I have understood there are two types of backup, Internal and External, I ...
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1answer
600 views

Proxmox KVM fails to start

My new server is Fujitsu Primergy RX1330 M1 with Intel® Xeon® Processor E3-1220 running either Proxmox V4 or Proxmox V3.4 i have this problem : When i create a new virtual machine, during the start ...
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36 views

ISP secondary IP for internal CT container under Proxmox

My brother and I are trying to get a CT container to resolve from an external IP, but don't want it routed. The information below should help. auto lo iface lo inet loopback iface eth0 inet manual ...
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1answer
3k views

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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29 views

Change NAT IP for Proxmox (Keep host IP)

I have a Proxmox server with many IPv4 addresses available to it. As it stands, an instance (Either LXC or KVM) that connects out to the Internet will be connecting from the host's IP address. For ...
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3answers
11k 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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144 views

How slow can be a QCOW2 vm disk (proxmox/KVM) over NFS (dedicated 1Gbit)?

I'm running 3 proxmox 3.4 nodes using NFS shared storage with a dedicated 1GB network switch. root@lnxvt10:~# pveversion pve-manager/3.4-11/6502936f (running kernel: 2.6.32-43-pve) root@lnxvt10:~# ...
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2answers
381 views

can't initialize iptables table `nat' in Proxmox Openvz vm

When I tried to run an iptables command in the Proxmox OpenVZ vm, I got the following error: # iptables -t nat -A POSTROUTING -o venet -j MASQUERADE && iptables-save iptables v1.4.21: can't ...
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2answers
798 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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1answer
93 views

Proxmox: recreate CT from “.raw” disk image

I crashed a Proxmox 4 server beyond repair and some some of my CTs I don't have a dump file, all I have left is .raw disk image. So my questions are: where is the CT's ".conf" file once /etc/pve ...
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34 views

Linux / Proxmox KVM machine boots unreliable after migrating to other server

I have a KVM VM running on a Proxmox 2.3 server. The Guest OS inside the KVM machine is an Ubuntu 12.04 LTS 64 bit. I took a consistent backup of the VM (Proxmox VE backup function) and restored the ...
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142 views

Proxmox/KVM: Can not clone VM

I would like to create a clone of a KVM machine - yesterday I was able to create a clone of the same machine within some minutes. Now it takes hours and is still stuck an "0%": create full clone of ...
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91 views

Proxmox LXC-guest: Cannot open /proc/stat: Transport endpoint is not connected

since a few seconds I can not use htop or top in my LXC-containers: Cannot open /proc/stat: Transport endpoint is not connected Same problem on reloading php5-fpm Dez 18 13:40:31 systemd[1]: ...
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86 views

Ethernet over GRE bridging - Proxmox

I'm trying to install two proxmox on Online.net server's, and I just realized that their RPN feature doesn't work at all like the OVH vRacks. Since I need the different VM's on both hypervisors to be ...
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161 views

Proxmox 4.1 and Dell MD3200i Storage Array

I try add Dell MD3200i Storage Array to Proxmox 4.1. In Proxmox GUI i configure iSCSI and LVM storages, and try create container on attached disk - process hangs on "Creating journal", but in log i ...
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1answer
12 views

Does LXC support IPSET6+?

I would like to use a new firewall-extension for PLESK on a Proxmox-LXC. Now the support of the firewall-extension wrote me this message: Does LXC support ipset 6+? If not then I wouldn't ...
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45 views

Reach VM from other VM via host's public IP

Here is my config: my proxmox host is set on public_ip my vm1 contains a gitlab up and running with source code for project1 my vm2 contains a test version of project1 I rerouted all traffic to ...
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86 views

Windows 2008 partition cloned from physical to VM won't boot

I'm trying to clone Windows Server 2008 from a physical 1TB HDD to a VM with smaller HDD (160GB) in proxmox (KVM). This can't be done with Clonzilla's disk-to-disk mode, so I resized the partition ...
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8 views

configure burst ram for openvz container

Can somebody help me out as to how can we set the burst ram for OpenVZ container using proxmox API. I tried using the following command but with no success: pvesh set /nodes/pve/openvz/{vmid}/config/ ...
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100 views

Hetzner Windows server (On Proxmox KVM) Configure Additional IP

I have a dedicated hosting with hetzner. Additionally i have bought one IP My main IP is: 5.9.x.15 My main subnet is: 255.255.255.224 My additional IP is 5.9.x.13 My proxmox got config like this; ...
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38 views

Server shuts down unexpectedly

I have dedicated server with centOS installed on it. Inside this, I had installed Proxmox VE (Virtual Environment). Again in Proxmox I had installed centos and centos web panel. The server inside ...
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1answer
127 views

Are ssh keys supported by Proxmox for logging into host and guest?

Does Proxmox allow for securing guest logins with keys such as RSA or is it password based only? Can the host be secured ssh keys too?