Configuration API

Config File

CodeGreen searches for configuration in this order:

1. <project_root>/config/codegreen.json (relative to install dir)
2. <project_root>/build/bin/config/codegreen.json
3. ~/.codegreen/codegreen.json (user home)

See Configuration Reference for the full schema.

CLI Commands

codegreen config --show       # Display current config
codegreen config --edit       # Open in editor
codegreen config --reset      # Reset to defaults

Key Settings

Setting	Default	Description
measurement.nemb.coordinator.measurement_interval_ms	1	Polling frequency (ms)
measurement.nemb.coordinator.measurement_buffer_size	100000	Circular buffer size
measurement.nemb.timing.precision	high	Clock precision (low/medium/high)
measurement.nemb.providers.intel_rapl.enabled	true	Enable RAPL
measurement.nemb.providers.nvidia_nvml.enabled	true	Enable NVML
measurement.nemb.accuracy.target_uncertainty_percent	1.0	Target measurement accuracy

Environment Variables

Variable	Description
CODEGREEN_CONFIG	Override config file path
CODEGREEN_DEBUG	Enable debug mode
CODEGREEN_LOG_LEVEL	Set log level