CONFIG_HZ: How does it affect KVM?
Since the release of version 2.6.13 in August 2005, the Linux kernel has support for adjusting the frequency of the [...]
Disk Passthrough Explained
QEMU supports many different types of virtualized disks. Throughput, latency, and overhead vary greatly depending on the disk type. Here's [...]
Linux Desktop Compositors — Performance and Functionality
Desktop performance on Linux can vary with different environments, window managers, compositors, and graphics drivers. Depending on the driver and [...]
ZFS Configuration Part 2: ZVols, LZ4, ARC, and ZILs Explained
In our last article, we touched upon configuration and basic usage of ZFS. We showed ZFS's utility including snapshots, clones, [...]
ZFS Configuration on Linux – Setup and Basics
Can you think of a time where you forgot to make a backup of a file/folder, and accidentally corrupted or [...]
Explaining CSM, efifb=off, and Setting the Boot GPU Manually
Many factors can influence the success of GPU Passthrough. On some newer systems, notably low and mid-end Ryzen platforms, there's [...]
Fix for Threadripper PCI Passthrough Submitted to Linux Kernel
AMD's Threadripper platform has proven buggy and problematic for Passthrough VMs. Luckily, Geoffrey McRae, known by his username gnif, recently [...]
Meltdown Patch Performance — Benchmarks and Review
The computing community is full of concern for the Meltdown vulnerability. Page-Table Isolation is the name of the patch. Many [...]
Evdev Passthrough Explained — Cheap, Seamless VM Input
Input is often the first hurdle presented after getting a passthrough VM up and running. Without Spice or VNC, users [...]
Using nvidia-xrun for Dynamic Intel + NVIDIA GPU Switching on Linux
One problem that affects many many GPU passthrough users is the need to permanently bind the host to an iGPU. [...]