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)
539
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LXC CentOS Container does not work with multiple IP addresses
Hoping someone can help me as i've been pulling out the only hair I have left (which is not much) trying to figure this out.
I'm unable to assign multiple IPs to any CentOS 7 container, only the ...
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Ready made docker-compose.yml with Wireguard client and Traefik router to expose Proxmox home server to internet
I want to expose web services from Docker container running in LXC and from virtual machines to internet through Traefik router, single Wireguard tunnel and VPS. I also want to use same tunnel for SSH ...
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how do i network VMs when only one IP available ? (proxmox)
sorry if the question has already been asked but cannot find an answer for my usecase.
The problem:
we have a server in a datacenter colocation, this server is connected to the DC network and has ...
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1
answer
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Proxmox Mail Gateway - Relay access denied from Unknown Address
Today I found a strange looking traffic in the Tracking Center
Should I be alarmed by this or is this normal? to me it seems very strange.
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2
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Possible to start a RAID1 setup with a single drive?
Can I start a ZFS pool with a RAID1 setup using a single drive, and then add another one later?
Running Proxmox VE 7.2
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3
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643
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Before-snapshot script hook for Windows guest on Proxmox?
I have a Proxmox server setup with a Windows 10 guest that will be running MSSQL Express. The Windows guest has QEMU guest agent installed and working. For backups, I have a separate server running ...
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Prevent vfio from loading for ethernet and wifi devices when using it for GPU
00:1f.4 SMBus [0c05]: Intel Corporation Comet Lake PCH-V SMBus Host Controller [8086:a3a3]
DeviceName: Onboard - Other
Subsystem: Micro-Star International Co., Ltd. [MSI] Comet Lake PCH-V ...
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ZFS Not Recovering Space
I've certainly made a few rookie mistakes when setting up my first ZFS from a 4 drive array (14tb platters), mainly forgetting to change the block size from default. However I am missing space in my ...
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1
answer
514
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How to start a Proxmox VM on Windows w/ Qemu
I'm trying to start a Proxmox VM using the qcow2 image on Windows using Qemu, however I can't figure out the correct parameters to start the machine.
Based on my settings in the Proxmox Web UI:
I ...
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2
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418
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iptables 1:1 NAT with reflection second public IP to local IP
I would like to setup a 1:1 NAT + reflection with iptables, so really forward everything which arrives on that one public IP to my internal VM.
Background Info:
I have a dedicated server running ...
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2
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1k
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Assigned second public IP to VM from outside not reachable
I have a dedicated server running proxmox with a mixed configuration, NAT based network configuration for all VM's and routed network (brouter according to hetzner docs) (see below) for one particular ...
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1
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LVM not recognised at startup, system does not boot (PROXMOX VM)
I'm facing a problem I don't know how to fix. I was trying to reduce size of a qcow2 file and I made a backup copy of the original file. After some problems with the reduced qcow2 file I decided to ...
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1
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555
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Kernel Panic after interrupting installation of Proxmox 7.3 [closed]
I tried to install Proxmox 7.3 on my newly built homeserver.
The install hanged for 10 minutes at the first step which was wiping the ssd, so I rebooted the system, thinking it was frozen indefinitely....
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2
answers
5k
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Limiting ARC Size for the proposed system
I have a pool of 5 x enterprise 12Gps SSD that I use for internal storage for a proxmox server. This pool is used to stand up VMs and containers.
The problem is that it is eating up a lot of my ...
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1
answer
740
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Is there a way to create a bridge using interfaces with static routes?
For context, I'm setting up a 3-node Proxmox cluster for personal use and am setting up 2 different mesh networks on 4 interfaces (2 interfaces per node for each mesh network). That way each node has ...
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436
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Raw file in proxmox
I created a vm in proxmox. Now i need to use my astra.raw file. I saved raw file in /tmp.
How i can import my astra.raw file in VM?
I try to use sudo qm importdisk 220 astra1.raw tmp and feetback was ...
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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 <VMID> rootfs 20G
unable to ...
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1
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How to activate HD indicator lights on Dell PowerEdge 710 in Linux
I have a particular drive that is failing (/dev/sdb)
I need to replace the failed drive but I am not sure which it is... I should have documented what drives were in what slots and what their devs ...
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1
answer
3k
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How to change ZFS RAID 1 to RAIDZ-1 (Proxmox)
I have a server using proxmox (6.1) with VM living in a ZFS RAID1 called DATARAID. I have a new hard disk to use there, and I want to expand to RAIDZ-1, that seems to be faster that RAID1 (https://...
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Migrate Proxmox VM with VZDump to a system with just QEmu?
So I have a VZDump of a Proxmox VM image.
What I want to do is import this to QEmu. How would I go about
doing this?
So far the results just show me Proxmox to Proxmox and not Proxmox to QEmu.
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install grub in a usb and boot proxmox from another drive
Good morning my friends!
I'm tryng a solution before buy some new hardware.
So this is my situation:
I have some beautifull hp dl360p gen8 that comes with an p420i hardware raid controller.
What ...
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Proxmox Networking configuration with multiple VM
I have purchased a dedicated server from Hetzner and it comes with a single IP address. I installed Proxmox and now this IP is used to access the web portal.
I got another IP address for a VM on this ...
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1
answer
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Proxmox VM dependencies and startup order
I have a Proxmox node running multiple services.
Each service consists of multiple VM's, for example, reverse proxy, database and application server. Some VM's within a service depend on other VM's of ...
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581
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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 ...
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1
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3k
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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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0
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605
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Need help regarding NFS shares permissions
I recently switched to using Proxmox as my OS of choice from OMV as the main OS and running a bunch of docker containers on the same host. I installed OMV (OpenMediaVault) inside a VM. I passed ...
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1
answer
622
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Possible to move VM with a dedicated drive to a bare metal server?
I have several VMs running on Proxmox, each with a dedicated SSD. I need to move each one to it's own bare metal server. Would it be as simple as removing the drive and placing it in the new server, ...
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1
answer
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mdadm using double disk space
My mdadm raid1 2 disks array seems to work good.
It is a 2 500GB array, shared over samba as proxmox bkup disk serving 2 nodes.
By the way, even if the size of the sum of the files is actually about ...
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Setup ansible module proxmoxer
I got near zero skills with ansible.
I need to setup the proxmoxer module to do verify_ssl=false because i have this kind of error :
requests.exceptions.ConnectTimeout: HTTPSConnectionPool(host='...
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2
answers
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How to route host traffic over lxc?
Some info updated:
Last login: Wed Aug 31 18:10:24 2022
root@pve:~# ip route
default via 192.168.132.1 dev vmbr0 proto kernel onlink
192.168.132.0/24 dev vmbr0 proto kernel scope link src 192.168.132....
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2k
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forwarding proxmox vnc websocket with nginx
I installed nginx in order to be a lazy person and just go to proxmox.domain.com instead of proxmox.domain.com:8006, but now I can't access the VNC client when connected to the first address, although ...
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2
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Encryption at rest for VM storage in a hypervisor done properly/elegantly
Given a very simple infrastructure - a single machine running a hypervisor(Proxmox if it matters), I want to achieve a good data protection against the hardware being stolen.
Let's say there are ...
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438
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Host unreachable from a specific host
I'm encountering a weird issue where connections from one VM (A) to another VM (B) systematically time out, in both ways. Symptoms:
ping A from B hangs (as well as anything else I have tried such as ...
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1
answer
2k
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How to allow vpn clients to access lan servers
I need some help understanding how to allow the vpn clients to access servers that are on the "intranet".
I have one dedicated/physical server at ovh(if that matters) with 4 additional ips. The OS ...
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2
answers
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Proxmox on Hetzner, single IP, routed configuration
Alright, I'm at my wits end.
I am trying to configure a ProxMox on dedicated server at Hetzner, which has one public IP, so I want to use NAT for VMs / containers.
I read all the manuals, and tried to ...
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0
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Multiple DHCP NIC and local LAN - Debian, Proxmox
tl;dr:
How can i get 3 NIC to route, backup/failover and communicate together?
I got a proxmox server with 3 NIC
vmbr1: company lan - dhcp (engineering department)
vmbr2: robotics network (static)
...
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0
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369
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Unable to remove ZFS cache device created on another operating system
I used to run SmartOS (Solaris) on a server, but recently moved to Proxmox (Linux). A non-root zpool that was exported from SmartOS was successfully imported to Proxmox - except for the cache device (...
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3
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6k
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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 ...
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1
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2k
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NFS Server hangs on proxmox
I have a proxmox host running BTRFS. I installed debian 8.4 on my server with BTRFS as root filesystem, and then installed proxmox on top of that. This setup runs fine.
Now I'm trying to use this ...
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1
answer
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kvm / proxmox 5 - virtio_net slow network 5Mbit, sometimes 900Mbit in opposite or both direction
Environment:
several PROXMOX 5 (KVM) servers (kernel: 4.15.18-30-pve)
VMs running Debian 9, 10 and 11 (vitrio /qemu-guest-agent current version of the respective Debian version)
network cards ...
1
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2
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Proxmox Ceph - Got timeout on separate network
I've installed on 4 nodes a completly fresh OS with Proxmox. Every node has 2xNVMe und 1xHD, one NIC public, one NIC private. On the public network there is an additional wireguard interface running ...
22
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6
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Why am I missing /var/run/sshd after every boot?
I'm running a Ubuntu 16.04 container under Proxmox 5.2-11. After applying the latest round of patches1 I'm unable to login at the console or over ssh.
I mounted the container root FS on the ...
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Proxmox/Ubuntu LVM issue - Exec format error
I've ran apt update / upgrade on my proxmox server and now I can't seem to boot it into the new kernel (didn't pay too much attention on the update).
Any ideas? I can't seem to figure out what's the ...
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1
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887
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Proxmox container moved to the wrong machine and now it is trapped there
I have a HA proxmox cluster with three nodes.
I have replication between two nodes. Each of those two nodes have a ZFS pool that is used for replication. I have replication rules setup between those ...
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1
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2k
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Routed IPv6 on internal bridge with virtualized OPNsense router
I'm struggling with adding IPv6 to the internal bridge of my setup, here is what I have:
┌────────────────────────────────────────────────────────────────────────────────────────────────────...
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545
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Linux Port Forwarding Issue
i don't see the trees anymore. Any hints are appreciated.
I have a root server and installed proxmox, i only have one public ip. Went with a routed setup. Set up some basic stuff like 2FA and TLS ...
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3
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ZFS and SAN: issue with data scrubbing
Working as scientists in a corporate environment, we are provided with storage resources from a SAN within an Ubuntu 20.04 virtual machine (Proxmox). The SAN controller is passed directly to the VM (...
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861
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Can Proxmox cluster be configured with dedicated nodes at Internet
Is it possible to create a cluster of Proxmox hosts connected through Internet at geographically separate locations?
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653
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How to deal with dynamic drive name when device mounting hard drives to LXC on Proxmox?
Question
Setup
On a Proxmox server I create an LXC container with:
pct create 101 local:vztmpl/centos-8-default_20201210_amd64.tar.xz --features mknod=1,nesting=1,fuse=1 --ostype centos --storage=CTVM ...
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1
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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 ...