#virtual-machines
Every post tagged virtual-machines.
Blog posts
How to Limit CPU Usage for a VM or LXC Container in Proxmox VE (cpulimit vs cpuunits Explained)
Learn the difference between cpulimit and cpuunits in Proxmox VE, and how to use each one to stop a single VM or LXC container from hogging your host's CPU.
How to Set a Static MAC Address for a VM's Network Card in Proxmox VE
Proxmox assigns a random MAC address to every VM. Here's when you actually need a fixed one instead — DHCP reservations, license keys, cloned VMs — and how to set it safely without colliding with real hardware.
How to Limit Disk I/O (Bandwidth and IOPS) for a Virtual Machine in Proxmox VE
One noisy VM can slow down every other guest on shared storage. Here is how to cap read/write speed and IOPS per disk in Proxmox VE, from the GUI and the qm command line.
How to Change the Boot Order of a VM in Proxmox VE (Fix Boot Loops and "No Bootable Device" Errors)
Your Proxmox VE VM keeps booting into the installer, or won't boot at all? Learn how boot order works and how to fix it from the web interface or the command line.
Proxmox VE vs Hyper-V: A Beginner's Comparison (Plus How to Migrate a VM)
Windows Server 2025 killed the free Hyper-V edition, so a lot of admins are looking at Proxmox VE. Here's an honest cost and feature comparison, plus a real walkthrough of importing a Hyper-V VHDX disk with qm disk import.
How to Create a Debian VM in Proxmox VE (Step-by-Step Guide)
Ubuntu isn't the only good choice for a Proxmox guest. This step-by-step guide walks through installing Debian 13 as a VM in Proxmox VE 9.2, from ISO download to guest agent setup, with settings that actually make sense for a Linux guest.
How to Access Your Proxmox VE VM Console: noVNC, SPICE, and Serial Terminal Explained
Confused about the Console button in Proxmox VE? Here's what noVNC, SPICE, and the serial terminal actually do, when to use each one, and how to fix the console problems beginners hit most often.
How to Choose the Right CPU Type for a VM in Proxmox VE (host vs kvm64 vs x86-64-v2-AES)
The CPU Type dropdown in Proxmox VE decides which instruction set your VM sees. Learn the difference between host, kvm64, and the x86-64-vN tiers, and how to pick one that won't break live migration.
How to Install Windows Server 2025 on Proxmox VE (Step-by-Step Guide for Beginners)
Setting up a Windows Server 2025 VM on Proxmox VE trips up a lot of first-timers at the disk driver screen. Here's the full walkthrough, from uploading ISOs to installing VirtIO drivers correctly.
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