cyberneticlibrary

Tune SQL Server Performance

performancecommandsetup L219
lorenzouriel/data-eyes
What it does

Diagnose SQL Server performance issues

Best for

Systematic tuning using wait stats and DMV baselines

Inputs
  • · symptom description
  • · performance metric
Outputs
  • · diagnostic script
  • · tuning recommendation
Requires
  • · SQL Server DMVs
  • · Extended Events
  • · sqlcmd
Preconditions

SQL Server instance must be accessible; baseline data preferred

Failure modes
  • · permission denied
  • · missing Query Store
  • · incompatible version
Trust signals
  • · 10-step methodology
  • · 16 validated DMV scripts
  • · before/after logging