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    Proxmox 8.3.3: GUI not opening in Chrome behing tailscale

    Recently I started to have problems opening the Proxmox GUI in Chrome. This only happens in Chrome; when I open the GUI in Safari, it runs without any problems. See screenshot below to get an idea about how the inspector looks like. Other info that might be relevant: Proxmox is running behind...
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    Proxmox server now is able to email by-default?

    Hey, I used to configure my proxmox server for sending emails using my own smtp server. I did that by following the steps written down in this thread. Now recently I have installed a fresh version of proxmox (latest version) and it seems like it is able to send emails out-of-the-box, right? How...
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    Most performant way to "take over screen" from MacOS

    Related to my previous topic about SPICE, I was thinking: what is the most performant way to remote-controll a desktop on a VM? I find VNC a bit underperforming. I'm not sure if that's macOS related though. I want to take over the screen of Ubuntu desktop, which runs as a VM. What is the best...
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    Disable TLS for spice connections?

    Is it possible to completely disable TLS / certificates with spice connections? I'm using tailscale to "open up" my proxmox server, so I don't need tls for spice connections. Is there a way to disable tls?
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    How to create samba share on proxmox host

    I was wondering: what is the best approach for me to run a samba share on my proxmox host. Please note: I'm talking about a home-server, please don't worry about HA and stuff like that. I only want my local machines (in the local network) to be able to connect to a hard drive that is physically...
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    NUC12WSKi3 for proxmox

    Hey, I need a bit of advice here for my home server. Currently I'm running Proxmox on a 2014 PC with a Intel Pentium G3240 on a Asrock B85M PRO4 mainboard. This does the job fine, but I want something new. Also, the hardware is almost 10 years old now, so it's time for something new. I found the...
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    [SOLVED] Question about performance of VMs

    I have a question about the performance of my Ubuntu 22.04 VMs, running on my home server. In Proxmox 8, the default CPU is "×86-64-v2-AES'. When I keep using this setting, then the performance is really bad. However when I change the setting to "Default (kvm64)", then everything works really...
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    [SOLVED] Ubuntu 22.04 LXC not connected to internet

    I have the following situation: Proxmox 7.3.3 on the host, one network card available in the host. The host has ip address 192.168.1.100 I'm trying to run an LXC container (Ubuntu 22.04) I applied the following networking settings for the LXC container: Name: eth0 Bridge: vmbr0 IP address...
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    Best practices for having a SSH jumphost

    Hey all, I'm a happy proxmox user for my home server; working great! Now that past few months I used tailscale as my mesh/vpn solution, but that's overkill to me. Therefore I'm now checking out a SSH jump server. Now I'm wondering what the best approach is here. I can think of many options...
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    [SOLVED] Virtual disk of 100 GB, but only 50 GB available?

    Hey, I have a virtual machine configured like this: Now after installation of Ubuntu server on the guest, the df -h command gives me this: So I'm wondering, where is the other 50 gb? I would expect a bit more free space after a (fresh) installation of Ubuntu server.
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    Backup of LXC containers to NFS mount fail

    I have my Synology NAS mounted as NFS share to proxmox 7.0-11. Now I'm perfectly able to backup the VMs to the synology, but I cannot backup LXC containers. The error which I get can be found below. Please notice that backing up LXC containers to local storage works fine! INFO: starting new...
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    Passed-through USB port forgotten after restart

    Hey, I'm running PVE7 and I have a problem with assigning a passed-through USB port to one of my guest virtual machines. Each reboot from the PVE host itself results in "forgetting" the port sharing. Please see attached screenshot. So when I reboot the host (PVE itself), the chosen port (2-2) is...
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    What exactly is memory usage?

    Hey, I have a few VMs running Ubuntu. When I log-in using SSH, then the VMs tell me this info: So the memory usage (from Ubuntu's perspective) is around 11%. Now when I look at the VM overview of Proxmox, I see this: So Proxmox is telling me that the memory usage of the databases VM is...
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    [SOLVED] How to alert on disk space?

    Hey! Happy Proxmox user here (for my home-server). It's very stable and running a couple of VMs for months now. One of my projects is to have metrics on all kinds of systems, f.e. my solar panels, but also my (virtual) servers. So what I did: Running prometheus in a container Added a couple of...
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    [SOLVED] Cannot choose NFS volume as location for LXC container

    I have my Synology NAS connected to my proxmox server, as an NFS share. Works fine as storage location for virtual machines and their backups. However, I cannot choose this location as the storage-location for LXC containers. Why is that? Am I doing something wrong here? When I click on the...
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    [SOLVED] Configure proxmox to use (external) smtp server

    [EDIT] SOLVED, BY USING THIS FANTASTIC POST: https://forum.proxmox.com/threads/get-postfix-to-send-notifications-email-externally.59940/ Hey all, new to proxmox, so please forgive me my basic questions. I use proxmox on my home-server, so no professional use here. I have one thing left to...
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    How many CPU sockets? (needed for subscription)

    Hey, happy (new) user of proxmox in my home-server. Really nice piece of software! I want to support you by buying a subscription, but I have a question here. I don't know how many CPU sockets I have :). Here is some information: # lscpu Architecture: x86_64 CPU op-mode(s): 32-bit...
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    Can I run prometheus node-exporter on proxmox VE (host)

    Hey all, new to proxmox and I love it! I have a question though: I want to run a node-exporter instance on my proxmox host. Reason: I want my prometheus instance to "scrape" the node-exporter instance, to collect all kinds of data from the host os/hardware. Now my question: what is the best way...