Open Source
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AQEMU - a point-and-click QEMU front-end for Windows and Linux
QEMU can emulate almost anything, but getting a guest running usually means a wall of command-line flags. AQEMU is my attempt to fix that: an open-s…
Nutanix Zero-Copy Migration Removes Data Movement. It Doesn't Remove Migration Risk.
Zero-copy migration removes one of the most time-consuming parts of a VMware migration: moving the data itself. What it does not remove are the iden…
The Virtualization Control Plane Is on the Internet: 414,092 ESXi and 140,746 Proxmox VE Fingerprints
The Virtualization Control Plane Is on the Internet: 414,092 ESXi and 140,746 Proxmox VE Fingerprints A hypervisor is not a workload. It is the laye…
Kubernetes Did Not Replace Virtual Machines — It Changed
Kubernetes virtual machines still coexist by design in many production architectures — not because those environments are behind, but because Kubern…
3,988 Hypervisor Consoles on the Open Internet: What ZoomEye Shows About Exposed Proxmox VE Management
3,988 Hypervisor Consoles on the Open Internet: What ZoomEye Shows About Exposed Proxmox VE Management The Proxmox VE authentication bypass disclose…
Two translation layers and a TPM you have to fake: Windows on Apple Silicon
Disclosure up front: I build Kyvenza , a paid VM manager for Apple Silicon. This post is about the platform constraints, not a pitch — I'll be speci…
Two Nodes Can Preserve Availability. They Can't Preserve N+1 Capacity.
Two-node edge deployment no longer means what it meant two years ago. Red Hat now has two production-grade ways to run an OpenShift edge cluster on…
What ioctl(KVM_RUN) Does: The VM Exit Loop Explained
The previous article established that guest code runs natively until it touches a device, at which point control has to reach QEMU. ioctl(vcpu_fd, K…
Дорогая, я улучшил KubeVirt! Сделали классическую виртуализацию на рельсах Kubernetes
KubeVirt или готовая платформа? Мы сравнили Deckhouse Virtualization Platform с «ванильной» версией по-честному: API-ресурсы, миграции, хранилища, с…
CPU Steal Time Explained: What %st Really Means on a Virtual Machine
CPU steal time is one of those Linux metrics that looks simple until you actually need to diagnose a performance problem. You open top , notice that…
Before You Reinstall an Android Emulator on Windows, Name the Failure State
“The emulator will not open” sounds specific, but it can describe several different failures. Sometimes no process starts. Sometimes a process appea…
Hacking My Own Mac App: Penetration Testing macOS Defense Boundaries in a VM
A Japanese version of this is on Zenn . I build and sell a macOS network-security menu bar app called RoamSwitch . In a previous post , I wrote abou…
Why a Windows 11 VM Shows Nearly 100% Memory Usage in Proxmox VE
A Windows 11 VM in Proxmox VE was showing nearly 100% memory usage in monitoring. Inside Windows Task Manager, however, actual memory usage was only…
The error pointed at the GPU. The culprit was the HBA. — a Proxmox passthrough recovery
The plan looked textbook. PCIe passthrough an NVIDIA RTX A4000 from a Proxmox 8 host into an Ubuntu 24.04 VM, giving a Filecoin sealing worker direc…
1.Setting up my first Linux server on a Mac, and the scary messages that are actually fine
TL;DR I set up a real Ubuntu Server VM on an Apple Silicon Mac using UTM, as step one toward platform engineering. The setup is short. The confusing…
Your ESXi Hosts Are on Two Clocks Now: Support Dates and the Broadcom Licensing Squeeze
Originally published at endoflife.ai . If you run ESXi, you're managing two countdowns at once — and they interact badly. Clock one: support dates.…
A Hypervisor(-less) Denuvo bypass for Linux
the kernel patch is in the compiling instructions. Comments
-hda vs virtio-blk: Match the Disk Bus to the Guest Image
An interesting problem I ran into recently: qcontroller had been loading Ubuntu 22.04-25.04 images just fine, and then all of a sudden it stopped wo…
Proxmox Isn't Replacing VMware. It's Replacing Assumptions.
Proxmox migration assumptions are the part of the VMware exit that doesn't appear on any migration checklist — and the part that causes the most dam…
I couldn't test my VM sizing math without spinning up a real VM
WhonixAutoSetup is a PowerShell project i keep poking at while studying for Security+. it stands up Whonix on Windows: one VM runs Tor (the gateway)…
macOS container tool v1.0.0 released
Version 1.0.0 released. Release notes Comments
The Hypervisor Is Becoming a Policy Enforcement Point
Most organizations still think of the hypervisor as a resource abstraction layer. CPU. Memory. Storage. The platform that decides where workloads ru…
Nutanix AHV Operations: What Changes After VMware Migration
The operational friction begins after the migration succeeds. Workloads are running. Clusters are stable. Teams declare victory — then discover that…
Virtualize Game Development with NVIDIA RTX PRO 6000 Blackwell Servers
The game development ecosystem is scaling at an unprecedented rate. Modern studio teams are engineering massive, interconnected virtual worlds opera…