# Knowledge Base — loadtest.com.au

Practitioner-written technical references:

- Key Performance Metrics — latency percentiles vs averages, throughput,
  error classification, saturation as the leading indicator
  (https://loadtest.com.au/knowledge/performance-metrics.html)
- Little's Law & Queueing Theory — L = λW; converting concurrent users to
  arrival rates; pool sizing; why latency explodes near saturation
  (https://loadtest.com.au/knowledge/littles-law.html)
- Common Bottlenecks — field guide: connection pool exhaustion, GC pressure,
  N+1 queries, lock contention, missing indexes at scale, retry storms
  (https://loadtest.com.au/knowledge/common-bottlenecks.html)
- Performance Testing in CI/CD — smoke/baseline/full test tiers, performance
  budgets as code, trustworthy pipeline gates
  (https://loadtest.com.au/knowledge/ci-cd.html)