psTerminalPerfCounter – Performance Counter in Terminal – HowTo

Hands-on with psTerminalPerfCounter: monitor Windows Performance Counters in the terminal, including a TUI, multi-server monitoring, and CSV/HTML export.

June 14, 2026 · 6 min · Gabriel Köhl

Windows Performance Counters: How the OS Monitors Itself

Performance counters have been an integral part of the operating system since Windows NT 3.1. In this article I briefly explain how the system works internally, why counter names are language-dependent and how my PowerShell module psTerminalPerfCounter solves exactly that problem.

June 14, 2026 · 5 min · Gabriel Köhl

psTerminalPerfCounter – SpeedUp your Performance Counters in Terminal

Visualize Windows Performance Counters directly in terminal with psTerminalPerfCounter. Language-independent templates, maximum customization. Perfect for quick AdHoc monitoring.

July 26, 2025 · 4 min · Gabriel Köhl
DISK Latency LOGO

Measuring SQL Server Disk Latency Correctly – snapDiskLatency

How to get correct SQL Server Disk Latency values instead of falsified DMV data. Open Source snapDiskLatency solution for long-term analysis.

July 17, 2025 · 5 min · Gabriel Köhl
Truncate vs. Delete

TRUNCATE TABLE – DDL vs DML – deep dive in operations and practical tips

Recently, I stumbled across a LinkedIn post about truncate vs. delete, just like many others out there. Typically, random members post simple SQL Server tips, nicely packaged in graphics and kept general. Although for beginners this is absolutely legitimate – since these simple entry points can help many newcomers understand and provide a great starting

May 26, 2025 · 13 min · Gabriel Köhl