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Questions tagged [proxmox]

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 <4.0)

Proxmox VE is a complete open source virtualization management solution for servers. It is based on KVM virtualization and container-based virtualization and manages virtual machines, storage, virtualized networks, and HA Clustering.

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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 how do I upload the image to the server? In the…
davids
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Proxmox Centralized Management

At my workplace, we use a lot of Proxmox servers, on various locations (some are on premise, some are hosted by hosting companies). As we are currently managing about 20 proxmox hypervisors, we would like to have a way of managing them all from one…
Alex_NX
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“Microsoft Windows 10 Enterprise 2016 LTSB 10.0.14393 Version 1607” stuck at boot in qemu/kvm (proxmox)

I have played with different versions of windows 10 inside qemu/kvm (proxmox) and all of them works fine except: "Microsoft Windows 10 Enterprise 2016 LTSB 10.0.14393 Version 1607". I don't think that the problem is connected with proxmox itself. As…
Denis Andreev
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TASK ERROR: command 'systemctl start pve-container@102' failed: exit code 1

I executed this command apt update && apt upgrade. After that, all container start except the ftp container. Launch this error: Job for pve-container@102.service failed because the control process exited with error code. See "systemctl status…
Reinier Hernández
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Ansible fails at "Gathering hosts" presumably because SSH is slow to connect. Setting `UseDNS no` resolves the issue

I am having what appears to be a DNS related issue that I would appreciate some assistance resolving. I'm using Ansible to provision a Kubernetes cluster on my Proxmox server. The project works in two ways, by letting the user modify the site.yml…
TJ Zimmerman
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How to eject CD/DVD of KVM-based VM with `qm set`?

I am using Proxmox VE 4.4 and I am puzzled how to eject a CD/DVD drive that is currently configured. Assume that the ID of the guest VM is set as the environment variable vmid. Currently the configuration qm config $vmid|grep ^ide gives the…
0xC0000022L
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Linux OOM: Trying to understand memory statistics / mismatch with expected values

I am trying to understand why the OOM killer has reaped a process on a KVM virtual machine running with 1 gigabyte of memory. While I do already know that running Linux machines without swap is not the best idea, I am trying to understand why the…
ppmathis
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Is there any downside to removing Sys.PowerMgmt from all Roles?

We use ProxMox (currently version 4.1-1) on a couple of servers here, and this morning I screwed up and shut down the entire system when I meant to shut down a VM. I'd like to avoid doing so in the future, and I'm willing to jump through extra hoops…
Michael Kohne
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How do I migrate Proxmox VM to another computer in a cluster?

Original: I am running Proxmox 4.2 with a Debian 8 (Jessie) VM. I have DRBD running between two desktop computers in a cluster and I have a third node in the cluster which is a laptop not running DRBD. It is going to be used for offline migration…
Michael
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How to shrink the disk of a LXC container on Proxmox 4?

I would like to shrink the main disk of a LXC container on a Proxmox VE 4.2, from 30GB to 20GB for instance. Shrinking seems not to be supported yet : $ pct resize rootfs 20G unable to shrink disk size Any ideas on how to accomplish this ?
marc
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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//vm--disk-1.raw This folder on the host computer is from an ext4 partition : /dev/mapper/pve-data on…
Mickaël Le Baillif
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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 the following problem. When i create a new virtual machine, during the start of the VM i get the error : TASK ERROR:…
Dimitris Sapikas
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How to assign dedicated vCPUs to specific VM on Proxmox (KVM) or what system could do that?

I'm posting this here, because what I've found about the topic is either outdated, incomplete or not suitable for various reasons. I have wanted for a long time to learn how to map specific vCPUs to a specific VM (that needs the maximum possible CPU…
Benito L.
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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 Can't open apache server centos welcome page When I…
Mello
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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 for OpenVZ containers. I didn't find anything on…
HydrUra
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