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Evidence-first SQL Server diagnostics: XEvents, blocking analysis, Query Store & PowerShell toolkit for root-cause driven incident resolution.

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sql-diagnostic-toolkit

Purpose: Rapid clinical assessment of SQL Server health with evidence-first diagnostics.

What This Toolkit Provides

  • Blocking & wait chain capture via XEvents
  • Parameter sniffing detection
  • AG latency & redo monitoring
  • I/O saturation profiling
  • Standardized evidence pack for incidents

How to Start

  1. Deploy XEvent session from /xevents
  2. Run collection script in /scripts
  3. Review output in /docs

Philosophy

Fix root causes, not symptoms. Telemetry before opinions.

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Evidence-first SQL Server diagnostics: XEvents, blocking analysis, Query Store & PowerShell toolkit for root-cause driven incident resolution.

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