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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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configure dnsmasq to give out addresses in different ranges

I'd like to give unknown clients an ip address in one range and known clients in another (that is a static one). I tried quite a lot now and don't seem to get it working. All I get is an "no address available" error. My network is 10.1.0.0/22…
Scheintod
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Can I restore a Vzdump tar archive to an LXD/LXC container

I have a number of "tar" files created from an old proxmox 6 server, using the vzdump tool. The person that originally created them has left the company, and the company has changed it's container server from "Proxmox VE" to a standard Linux Ubuntu…
shawty
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Unable to SSH into my proxmox hypervisor from a VM

to start, here is my infra in summary : I have a Proxmox server with an IP public, I created a vmbr1 bridge from Proxmox (192.168.0.1) and I use IP 192.168.0.108 for my VM. Here is the route : 192.168.0.0/24 dev vmbr1 proto kernel scope link src…
Rémy Bauduin
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deciding on docker architecture setup and performance

I will need to virtualize a jenkins software architecture and I don't know which architcture will be more efficient. I need : a jenkins server an opensuse server for c/c++ 64 bits compilation an msys2 system for win32 compilation and packaging…
sancelot
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Recovering a nested PV

On my Proxmox 6.4 host, I had an LVM Thin pool that was 250GB large. I created an Ubuntu VM (which used LVM for the root partition as well) on it, but accidentally oversubscribed it, so the PV inside the VM was set to 500GB. Everything ran great for…
Adrian Petrescu
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Proxmox CTs and VMs lost network connectivity

I have a a Proxmox setup on my home network which was working fine up until yesterday when the network connections in all virtual machines and containers stopped working. I believe this was after updating the kernel but I can't be sure. Could also…
bradw
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Proxmox -> photon -> docker -> plex gpu passthrough

I have recently setup a new proxmox server featuring a photon os VM for my docker images. It works great, i just have one issue... I cant seem to get my quadro P2000 passed to my plex for hardware transcoding. I have found the GPU in proxmox and…
Gijs van der Meijde
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How does the 'stop' mode in Proxmox' vzdump backup tool work?

So i'm currently using vzdump with the parameter --mode stop. In the description it says that the VM gets shut down before the actual backup starts and after the backup has been started the VM gets started again - if it has been running before. Does…
FloatingPointOperation
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pveam shows packages for wrong architecture

I am currently setting up proxmox on raspberry pi, which in itself works fine. However pveeam shows only amd64 images when running pveam update/pveam available (which don't work for obvious reasons). Based on the listings shown on…
FrankyBoy
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ubuntu-core-20-amd64.img on ProxMox 7

I followed this guide; https://blog.viktorpetersson.com/2019/10/03/ubuntu-core-on-proxmox.html Transposing 18 for 20 but when I start the VM it just goes into a boot loop saying No OS found. I get the same when I try to use the .img file and when I…
eekfonky
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Unable to install K3s on Proxmox VM

I'm trying to create an HA k3s cluster using Proxmox and a small fleet of Raspberriy PIs 4B. For the PIs everything works fine, but when trying to install a master on a Proxmox VM it will not start. My Setup: Host: Proxmox 7.0.7 (I tried with 6.4.4…
kaidobit
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Proxmox recover data from formatted vm disk

We had a Windows VM in our proxmox server with one accounting program and suddenly, it crashed at night. When we connected to check what's wrong and we noticed a blue screen with the Windows error 0xc0000225 so we tried a few things but never…
asmaticoferoz
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How can I force Proxmox resident set size (RES) memory to return to node?

I am running Proxmox and have noticed that multiple VMs that have Ballooning enabled are reserving memory even after they no longer need it and the nodes RAM usage is above 80%. This is causing other virtual machines to show incorrect RAM totals…
Harmonytalk
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Proxmox VE 6.4 kernel panic during backup to NFS/CIFS

For a few weeks, we experience systematic kernel crashes during the backup of two distinct Proxmox VE fully-updated 6.4 hosts running on 5.4.114-1-pve Linux kernel. Backups are using the stop mode and a NFS or CIFS mount. I've taken the two enclosed…
David Le Borgne
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Linux doesn't boot when HP HBA controller is connected

I have an HP H240 Smart HBA. On Windows 10, it works without a problem, but any Linux I tested refuses to boot with a connected controller. Platform: AMD B450 (AM4, various processors) List of tested Linux distributions: Ubuntu Server 20.04, Ubuntu…
itmxr
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