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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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Enabling IPv6 with OpenVZ using Proxmox 2.2

I'm trying to enable IPv6 on my Debian nodes (OpenVZ) using venet; my host is under Proxmox 2.2 (kernel 2.6.32-16-pve), and it seems the routing fails. My host correctly pings all my nodes; all my nodes ping my host, but none of the nodes can ping…
tmuguet
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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 system which monitors traffic. Via IPKVM I did a…
Damainman
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Building a low-cost, high-availability cluster using Windows Failover Cluster or Proxmox

I need to build a high availability cluster (key functionality, SLA almost 24/7) for virtual machines (AD DC, FS, WSUS, Print server, one Oracle database, a few Linux (not important to business). Performance is not that important, but everything…
sokar
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QEMU Ubuntu Server 20.04 Initramfs write error

I created a QEMU virtual machine intending to install Ubuntu Server 20.04. The host is a Proxmox 6.x Debian system. The virtual machine parameters are: 2 CPU cores, 1 socket 512 MB ram, ballooning device 32GB SCSI Hard Drive, VirtIO SCSI…
mrtumnus
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Hot swapping physical disks passed through to a qemu VM

I have a virtual server running in qemu on proxmox. It has two physical disks attached to the host using a virtio: directive in 101.cfg as folllows virtio2: /dev/disk/by-id/ata-vol1,backup=0 virtio3: /dev/disk/by-id/ata-vol2,backup=0 These…
Christi
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Entire proxmox Xen Node has grey question marks + database container gone

Firstly, i've recently taken on the management of a proxmox cluster which I have had no experience managing previously (i'm completely new to cluster management, but not too bad at linux). pve-manager/5.1-46/ae8241d4 (running kernel:…
David
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Proxmox. ERROR: Backup of VM failed - CT is locked (backup)

I tried to create backup of the container (LXC) in my Proxmox and I get the error: INFO: starting new backup job: vzdump 206 --node my_server --mode snapshot --storage backups-stor --remove 0 --compress lzo INFO: Starting Backup of VM 206…
Stan Zeez
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How can I convert a iSCSI system disk from XenServer to another format

Perhaps this is quite a silly question. I installed a new VM on XenServer. It loads the full system from a iSCSI from a NAS. Now I am planning to migrate to Proxmox as XenServer falls short regarding USB passthrough. Nevertheless, I don't have a…
kankamuso
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How to apply proxmox firewall rules to VMs?

This is my current scenario: I have a proxmox server in the cloud. I installed 2 VMs, that have different IPs (not on the same subnet as the main proxmox server — see THIS to understand why). On the proxmox machine itself, I have setup a list of…
Aaron Ullal
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SELinux on CentOS7-based LXC?

Is there any way to enable SELinux on LXC-based container using proxmox 4.2?
MyFault
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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 main() File "/usr/lib/python2.7/dist-packages/iotop/ui.py", line…
MyFault
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Configuring nagios notification settings to be very frequent

I've set up a Proxmox VE Cluster with three nodes. Each nodes has a number of VMs running on it. I'm using the PVE Monitor Plugin to set up the hosts and services, which works fine. My issue is that Nagios's email-sending behavior is somehow odd.…
doque
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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 148.222.222.6. My usage scenario is as follows: Several…
Sibin Grasic
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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 bridge (vmbr1). I've configured static IP's on each of…
Alex Turner
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Does Proxmox VE Support LVM as block storage for KVM guests?

Does Proxmox VE Support LVM as block storage for KVM guests to avoid the overhead of going through the filesystem layer on the host system ?
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