Stress test my Video card to reproduce driver crash

One of my video cards kept crashing and showing various artifacts. Usually this happened when playing videos or using DirectX. Video card was GIGABYTE nVidia GTX 460. When crashing, Windows temporary disabled both monitors / displays and, then balloon tip appeared showing: [Display driver stopped responding and has recovered] Display driver NVIDIA Windows Kernel […]

Context switch can be 3 times slower in virtual environment such as VMware ESX

Tsuna analyzes how match time it takes to make a context switch. All analyzed chips are Multi-core Intel CPUs. OS / scheduler used – standard Linux Kernel. Results: depends on what we call a context switch (theoretical / real world) and what we measure is: 1000 ns – 4500 ns (up to 45000 ns – […]