Tier 2 uses pre-warmed Docker containers based on python:3.11-slim, a pool size of 5 with a 2-10 range, under 500 millisecond P99 latency, and container-level isolation for pandas, numpy, CSV or Parquet I/O, and data pipelines.

| Tier 2 | Pre-warmed Docker containers (python:3.11-slim) | 5 (2-10) | <500ms | Container-level | pandas, numpy, CSV/Parquet I/O, data pipelines |

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md

### Three-Tier Execution Model

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md

Tier 2

— PYRANA_PLATFORM_ARCHITECTURE_REFERENCE.md