ldy26098
/
BMAD-METHOD
mirror of https://github.com/bmad-code-org/BMAD-METHOD.git
1
0
Fork 0
Code Packages Projects Releases Wiki Activity
BMAD-METHOD/bmad-system/self-optimization/self-optimization-engine.md

1245 lines
55 KiB
Markdown
Raw Blame History

# Self-Optimization Engine
## Autonomous System Optimization and Meta-Learning for Enhanced BMAD System
The Self-Optimization Engine provides sophisticated autonomous optimization capabilities that enable the BMAD system to continuously optimize itself, its performance, resource utilization, and operational efficiency through advanced meta-learning, adaptive algorithms, and intelligent resource management.
### Self-Optimization Architecture
#### Comprehensive Self-Optimization Framework
```yaml
self_optimization_architecture:
meta_optimization:
optimization_optimization:
- optimizer_performance_optimization: "Optimize the performance of optimizers themselves"
- meta_learning_enhancement: "Improve learning algorithms through meta-learning"
- adaptive_algorithm_selection: "Automatically select optimal algorithms for tasks"
- hyperparameter_auto_tuning: "Automatically tune system hyperparameters"
- optimization_strategy_evolution: "Evolve optimization strategies over time"
system_architecture_optimization:
- component_interaction_optimization: "Optimize interactions between system components"
- data_flow_optimization: "Optimize data flow patterns across the system"
- computational_graph_optimization: "Optimize computational execution graphs"
- memory_hierarchy_optimization: "Optimize memory usage patterns and hierarchies"
- communication_protocol_optimization: "Optimize inter-component communication"
capability_enhancement:
- skill_acquisition_optimization: "Optimize the process of acquiring new skills"
- knowledge_integration_optimization: "Optimize knowledge integration processes"
- learning_transfer_optimization: "Optimize transfer learning between domains"
- expertise_specialization: "Automatically develop specialized expertise"
- capability_synergy_optimization: "Optimize synergies between capabilities"
resource_optimization:
computational_resource_optimization:
- cpu_utilization_optimization: "Optimize CPU usage patterns and allocation"
- memory_management_optimization: "Optimize memory allocation and garbage collection"
- gpu_acceleration_optimization: "Optimize GPU utilization for ML workloads"
- storage_optimization: "Optimize storage usage and access patterns"
- network_bandwidth_optimization: "Optimize network resource utilization"
infrastructure_optimization:
- auto_scaling_optimization: "Intelligent auto-scaling based on predictive models"
- load_balancing_optimization: "Optimize load distribution across resources"
- container_orchestration_optimization: "Optimize container deployment and management"
- cloud_resource_optimization: "Optimize cloud resource allocation and costs"
- hybrid_infrastructure_optimization: "Optimize hybrid cloud and on-premise deployments"
energy_efficiency_optimization:
- power_consumption_optimization: "Minimize power consumption while maintaining performance"
- thermal_management_optimization: "Optimize thermal characteristics and cooling"
- carbon_footprint_optimization: "Minimize environmental impact of operations"
- sustainable_computing_optimization: "Optimize for sustainable computing practices"
- green_ai_optimization: "Optimize AI models for environmental sustainability"
performance_optimization:
latency_optimization:
- response_time_minimization: "Minimize system response times"
- cache_optimization: "Optimize caching strategies and hit rates"
- prefetching_optimization: "Optimize data and computation prefetching"
- pipeline_optimization: "Optimize processing pipelines and parallelization"
- bottleneck_elimination: "Automatically identify and eliminate bottlenecks"
throughput_optimization:
- concurrent_processing_optimization: "Optimize concurrent processing capabilities"
- batch_processing_optimization: "Optimize batch processing efficiency"
- streaming_optimization: "Optimize real-time streaming processing"
- queue_management_optimization: "Optimize queue management and processing"
- workflow_optimization: "Optimize end-to-end workflow performance"
quality_optimization:
- accuracy_improvement_optimization: "Continuously improve prediction accuracy"
- precision_recall_optimization: "Optimize precision-recall trade-offs"
- robustness_optimization: "Improve system robustness and reliability"
- consistency_optimization: "Ensure consistent performance across conditions"
- adaptability_optimization: "Improve system adaptability to changing conditions"
adaptive_optimization:
context_aware_optimization:
- workload_pattern_adaptation: "Adapt optimization based on workload patterns"
- user_behavior_adaptation: "Adapt optimization based on user behavior patterns"
- temporal_pattern_adaptation: "Adapt optimization based on temporal patterns"
- environmental_adaptation: "Adapt optimization to environmental changes"
- domain_specific_adaptation: "Adapt optimization to specific problem domains"
predictive_optimization:
- proactive_optimization: "Optimize proactively based on predictions"
- demand_forecasting_optimization: "Optimize based on demand forecasting"
- failure_prediction_optimization: "Optimize to prevent predicted failures"
- capacity_planning_optimization: "Optimize capacity based on growth predictions"
- maintenance_scheduling_optimization: "Optimize maintenance scheduling"
evolutionary_optimization:
- genetic_algorithm_optimization: "Use genetic algorithms for system optimization"
- neural_architecture_search: "Automatically optimize neural network architectures"
- reinforcement_learning_optimization: "Use RL for continuous system optimization"
- swarm_intelligence_optimization: "Apply swarm intelligence to optimization problems"
- multi_objective_optimization: "Optimize multiple conflicting objectives simultaneously"
```
#### Self-Optimization Engine Implementation
```python
import asyncio
import numpy as np
import pandas as pd
from typing import Dict, List, Any, Optional, Tuple, Callable, Union
from dataclasses import dataclass, field
from enum import Enum
from datetime import datetime, timedelta
import json
import pickle
import psutil
import threading
import multiprocessing
from concurrent.futures import ThreadPoolExecutor, ProcessPoolExecutor
import gc
import time
import warnings
from collections import defaultdict, deque
import optuna
from sklearn.gaussian_process import GaussianProcessRegressor
from sklearn.gaussian_process.kernels import Matern
import networkx as nx
from scipy.optimize import minimize, differential_evolution
import torch
import torch.nn as nn
import torch.optim as optim
class OptimizationType(Enum):
PERFORMANCE = "performance"
RESOURCE = "resource"
QUALITY = "quality"
COST = "cost"
ENERGY = "energy"
LATENCY = "latency"
THROUGHPUT = "throughput"
class OptimizationScope(Enum):
COMPONENT = "component"
SYSTEM = "system"
INFRASTRUCTURE = "infrastructure"
GLOBAL = "global"
class OptimizationStrategy(Enum):
GRADIENT_BASED = "gradient_based"
EVOLUTIONARY = "evolutionary"
BAYESIAN = "bayesian"
REINFORCEMENT_LEARNING = "reinforcement_learning"
MULTI_OBJECTIVE = "multi_objective"
HYBRID = "hybrid"
@dataclass
class OptimizationObjective:
"""
Represents an optimization objective with metrics and constraints
"""
objective_id: str
name: str
type: OptimizationType
scope: OptimizationScope
target_metric: str
optimization_direction: str # minimize, maximize
weight: float = 1.0
constraints: List[Dict[str, Any]] = field(default_factory=list)
success_criteria: Dict[str, Any] = field(default_factory=dict)
@dataclass
class OptimizationResult:
"""
Results from an optimization run
"""
optimization_id: str
objective: OptimizationObjective
strategy_used: OptimizationStrategy
best_parameters: Dict[str, Any]
best_score: float
improvement_percentage: float
optimization_history: List[Dict[str, Any]] = field(default_factory=list)
convergence_metrics: Dict[str, Any] = field(default_factory=dict)
runtime_seconds: float = 0.0
iterations: int = 0
@dataclass
class SystemState:
"""
Represents current system state for optimization
"""
timestamp: datetime
performance_metrics: Dict[str, float]
resource_utilization: Dict[str, float]
configuration_parameters: Dict[str, Any]
workload_characteristics: Dict[str, Any]
environmental_factors: Dict[str, Any]
class SelfOptimizationEngine:
"""
Advanced self-optimization engine with meta-learning and adaptive capabilities
"""
def __init__(self, config=None):
self.config = config or {
'optimization_frequency_minutes': 60,
'meta_learning_enabled': True,
'adaptive_optimization': True,
'multi_objective_optimization': True,
'continuous_optimization': True,
'optimization_history_limit': 1000,
'convergence_patience': 10,
'resource_constraints': {
'max_cpu_usage': 0.8,
'max_memory_usage': 0.8,
'max_optimization_time': 3600
}
}
# Core optimization components
self.meta_optimizer = MetaOptimizer(self.config)
self.resource_optimizer = ResourceOptimizer(self.config)
self.performance_optimizer = PerformanceOptimizer(self.config)
self.adaptive_optimizer = AdaptiveOptimizer(self.config)
# Optimization strategies
self.bayesian_optimizer = BayesianOptimizer(self.config)
self.evolutionary_optimizer = EvolutionaryOptimizer(self.config)
self.rl_optimizer = ReinforcementLearningOptimizer(self.config)
self.multi_objective_optimizer = MultiObjectiveOptimizer(self.config)
# System monitoring and state management
self.system_monitor = SystemMonitor(self.config)
self.state_history = deque(maxlen=self.config['optimization_history_limit'])
self.optimization_history = []
# Meta-learning and adaptation
self.meta_learner = MetaLearner(self.config)
self.optimization_strategy_selector = OptimizationStrategySelector(self.config)
# Self-optimization state
self.optimization_active = False
self.current_optimizations = {}
self.optimization_scheduler = OptimizationScheduler(self.config)
# Performance tracking
self.optimization_performance = defaultdict(list)
self.system_performance_baseline = None
async def start_continuous_optimization(self):
"""
Start continuous self-optimization process
"""
if self.optimization_active:
return
self.optimization_active = True
# Initialize baseline performance
self.system_performance_baseline = await self.establish_performance_baseline()
# Start optimization loop
optimization_task = asyncio.create_task(self.continuous_optimization_loop())
# Start monitoring
monitoring_task = asyncio.create_task(self.continuous_monitoring_loop())
# Start meta-learning
meta_learning_task = asyncio.create_task(self.continuous_meta_learning_loop())
return await asyncio.gather(
optimization_task,
monitoring_task,
meta_learning_task,
return_exceptions=True
)
async def continuous_optimization_loop(self):
"""
Main continuous optimization loop
"""
while self.optimization_active:
try:
# Capture current system state
current_state = await self.system_monitor.capture_system_state()
self.state_history.append(current_state)
# Identify optimization opportunities
optimization_opportunities = await self.identify_optimization_opportunities(
current_state
)
# Prioritize optimizations
prioritized_optimizations = await self.prioritize_optimizations(
optimization_opportunities
)
# Execute high-priority optimizations
for optimization in prioritized_optimizations[:3]: # Top 3
if optimization['priority'] > 0.7: # High priority threshold
optimization_result = await self.execute_optimization(optimization)
if optimization_result['success']:
await self.apply_optimization_result(optimization_result)
# Meta-optimization: optimize the optimization process itself
if self.config['meta_learning_enabled']:
await self.meta_optimize_optimization_process()
# Wait for next optimization cycle
await asyncio.sleep(self.config['optimization_frequency_minutes'] * 60)
except Exception as e:
# Log error but continue optimization
print(f"Error in optimization loop: {e}")
await asyncio.sleep(300) # 5-minute error recovery wait
async def identify_optimization_opportunities(self, current_state: SystemState):
"""
Identify potential optimization opportunities based on current system state
"""
opportunities = []
# Performance optimization opportunities
performance_opportunities = await self.identify_performance_opportunities(current_state)
opportunities.extend(performance_opportunities)
# Resource optimization opportunities
resource_opportunities = await self.identify_resource_opportunities(current_state)
opportunities.extend(resource_opportunities)
# Quality optimization opportunities
quality_opportunities = await self.identify_quality_opportunities(current_state)
opportunities.extend(quality_opportunities)
# Cost optimization opportunities
cost_opportunities = await self.identify_cost_opportunities(current_state)
opportunities.extend(cost_opportunities)
# Meta-optimization opportunities
meta_opportunities = await self.identify_meta_optimization_opportunities(current_state)
opportunities.extend(meta_opportunities)
return opportunities
async def identify_performance_opportunities(self, current_state: SystemState):
"""
Identify performance optimization opportunities
"""
opportunities = []
# Analyze performance metrics against baseline
if self.system_performance_baseline:
for metric, current_value in current_state.performance_metrics.items():
baseline_value = self.system_performance_baseline.get(metric)
if baseline_value and current_value < baseline_value * 0.9: # 10% degradation
opportunities.append({
'type': OptimizationType.PERFORMANCE,
'scope': OptimizationScope.SYSTEM,
'metric': metric,
'current_value': current_value,
'baseline_value': baseline_value,
'degradation': (baseline_value - current_value) / baseline_value,
'priority': min(1.0, (baseline_value - current_value) / baseline_value * 2),
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name=f"Improve {metric}",
type=OptimizationType.PERFORMANCE,
scope=OptimizationScope.SYSTEM,
target_metric=metric,
optimization_direction='maximize',
success_criteria={'target_improvement': 0.1}
)
})
# Identify latency optimization opportunities
if current_state.performance_metrics.get('average_response_time', 0) > 2.0: # > 2 seconds
opportunities.append({
'type': OptimizationType.LATENCY,
'scope': OptimizationScope.SYSTEM,
'description': 'High response time detected',
'priority': 0.8,
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name="Reduce Response Time",
type=OptimizationType.LATENCY,
scope=OptimizationScope.SYSTEM,
target_metric='average_response_time',
optimization_direction='minimize',
success_criteria={'target_value': 1.0}
)
})
# Identify throughput optimization opportunities
if current_state.performance_metrics.get('throughput', 0) < 100: # < 100 requests/sec
opportunities.append({
'type': OptimizationType.THROUGHPUT,
'scope': OptimizationScope.SYSTEM,
'description': 'Low throughput detected',
'priority': 0.7,
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name="Increase Throughput",
type=OptimizationType.THROUGHPUT,
scope=OptimizationScope.SYSTEM,
target_metric='throughput',
optimization_direction='maximize',
success_criteria={'target_improvement': 0.2}
)
})
return opportunities
async def identify_resource_opportunities(self, current_state: SystemState):
"""
Identify resource optimization opportunities
"""
opportunities = []
# CPU optimization opportunities
cpu_usage = current_state.resource_utilization.get('cpu_usage', 0)
if cpu_usage > 0.8: # High CPU usage
opportunities.append({
'type': OptimizationType.RESOURCE,
'scope': OptimizationScope.INFRASTRUCTURE,
'resource': 'cpu',
'description': f'High CPU usage: {cpu_usage:.1%}',
'priority': min(1.0, (cpu_usage - 0.8) / 0.2),
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name="Optimize CPU Usage",
type=OptimizationType.RESOURCE,
scope=OptimizationScope.INFRASTRUCTURE,
target_metric='cpu_usage',
optimization_direction='minimize',
success_criteria={'target_value': 0.7}
)
})
# Memory optimization opportunities
memory_usage = current_state.resource_utilization.get('memory_usage', 0)
if memory_usage > 0.85: # High memory usage
opportunities.append({
'type': OptimizationType.RESOURCE,
'scope': OptimizationScope.INFRASTRUCTURE,
'resource': 'memory',
'description': f'High memory usage: {memory_usage:.1%}',
'priority': min(1.0, (memory_usage - 0.85) / 0.15),
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name="Optimize Memory Usage",
type=OptimizationType.RESOURCE,
scope=OptimizationScope.INFRASTRUCTURE,
target_metric='memory_usage',
optimization_direction='minimize',
success_criteria={'target_value': 0.75}
)
})
# Storage optimization opportunities
storage_usage = current_state.resource_utilization.get('storage_usage', 0)
if storage_usage > 0.9: # High storage usage
opportunities.append({
'type': OptimizationType.RESOURCE,
'scope': OptimizationScope.INFRASTRUCTURE,
'resource': 'storage',
'description': f'High storage usage: {storage_usage:.1%}',
'priority': min(1.0, (storage_usage - 0.9) / 0.1),
'optimization_objective': OptimizationObjective(
objective_id=generate_uuid(),
name="Optimize Storage Usage",
type=OptimizationType.RESOURCE,
scope=OptimizationScope.INFRASTRUCTURE,
target_metric='storage_usage',
optimization_direction='minimize',
success_criteria={'target_value': 0.8}
)
})
return opportunities
async def prioritize_optimizations(self, opportunities):
"""
Prioritize optimization opportunities based on impact and feasibility
"""
prioritized = []
for opportunity in opportunities:
# Calculate priority score
priority_score = opportunity.get('priority', 0.5)
# Adjust based on historical success rate
historical_success = await self.get_historical_success_rate(
opportunity['type'],
opportunity['scope']
)
priority_score *= (0.5 + historical_success * 0.5)
# Adjust based on resource availability
resource_availability = await self.assess_resource_availability()
priority_score *= resource_availability
# Adjust based on potential impact
potential_impact = await self.estimate_optimization_impact(opportunity)
priority_score *= (0.7 + potential_impact * 0.3)
opportunity['final_priority'] = priority_score
prioritized.append(opportunity)
# Sort by priority (highest first)
prioritized.sort(key=lambda x: x['final_priority'], reverse=True)
return prioritized
async def execute_optimization(self, optimization_opportunity):
"""
Execute a specific optimization
"""
optimization_session = {
'session_id': generate_uuid(),
'start_time': datetime.utcnow(),
'opportunity': optimization_opportunity,
'strategy_selected': None,
'optimization_result': None,
'success': False
}
try:
# Select optimal optimization strategy
optimal_strategy = await self.optimization_strategy_selector.select_strategy(
optimization_opportunity
)
optimization_session['strategy_selected'] = optimal_strategy
# Execute optimization based on strategy
if optimal_strategy == OptimizationStrategy.BAYESIAN:
optimization_result = await self.bayesian_optimizer.optimize(
optimization_opportunity['optimization_objective']
)
elif optimal_strategy == OptimizationStrategy.EVOLUTIONARY:
optimization_result = await self.evolutionary_optimizer.optimize(
optimization_opportunity['optimization_objective']
)
elif optimal_strategy == OptimizationStrategy.REINFORCEMENT_LEARNING:
optimization_result = await self.rl_optimizer.optimize(
optimization_opportunity['optimization_objective']
)
elif optimal_strategy == OptimizationStrategy.MULTI_OBJECTIVE:
optimization_result = await self.multi_objective_optimizer.optimize(
optimization_opportunity['optimization_objective']
)
else:
optimization_result = await self.execute_gradient_based_optimization(
optimization_opportunity['optimization_objective']
)
optimization_session['optimization_result'] = optimization_result
optimization_session['success'] = optimization_result.best_score > 0
# Learn from optimization result
await self.meta_learner.learn_from_optimization(
optimization_opportunity,
optimal_strategy,
optimization_result
)
except Exception as e:
optimization_session['error'] = str(e)
optimization_session['success'] = False
finally:
optimization_session['end_time'] = datetime.utcnow()
optimization_session['duration'] = (
optimization_session['end_time'] - optimization_session['start_time']
).total_seconds()
# Store optimization history
self.optimization_history.append(optimization_session)
return optimization_session
async def apply_optimization_result(self, optimization_result):
"""
Apply the results of a successful optimization
"""
application_session = {
'application_id': generate_uuid(),
'start_time': datetime.utcnow(),
'optimization_result': optimization_result,
'changes_applied': [],
'validation_results': {},
'success': False
}
try:
if not optimization_result['success']:
return application_session
result = optimization_result['optimization_result']
objective = optimization_result['opportunity']['optimization_objective']
# Apply optimization based on type and scope
if objective.type == OptimizationType.PERFORMANCE:
changes = await self.apply_performance_optimization(result, objective)
elif objective.type == OptimizationType.RESOURCE:
changes = await self.apply_resource_optimization(result, objective)
elif objective.type == OptimizationType.QUALITY:
changes = await self.apply_quality_optimization(result, objective)
elif objective.type == OptimizationType.COST:
changes = await self.apply_cost_optimization(result, objective)
else:
changes = await self.apply_generic_optimization(result, objective)
application_session['changes_applied'] = changes
# Validate optimization effectiveness
await asyncio.sleep(30) # Wait for changes to take effect
validation_results = await self.validate_optimization_effectiveness(
objective,
result,
changes
)
application_session['validation_results'] = validation_results
application_session['success'] = validation_results.get('effective', False)
# If optimization is not effective, consider rollback
if not application_session['success']:
rollback_result = await self.rollback_optimization(changes)
application_session['rollback_result'] = rollback_result
except Exception as e:
application_session['error'] = str(e)
application_session['success'] = False
finally:
application_session['end_time'] = datetime.utcnow()
application_session['application_duration'] = (
application_session['end_time'] - application_session['start_time']
).total_seconds()
return application_session
async def meta_optimize_optimization_process(self):
"""
Meta-optimization: optimize the optimization process itself
"""
meta_optimization_session = {
'session_id': generate_uuid(),
'start_time': datetime.utcnow(),
'optimizations_analyzed': len(self.optimization_history),
'improvements_identified': [],
'improvements_applied': []
}
# Analyze optimization performance patterns
optimization_performance_analysis = await self.analyze_optimization_performance_patterns()
# Identify meta-optimization opportunities
meta_opportunities = []
# Strategy selection optimization
strategy_performance = await self.analyze_strategy_performance()
if strategy_performance['improvement_potential'] > 0.1:
meta_opportunities.append({
'type': 'strategy_selection',
'improvement_potential': strategy_performance['improvement_potential'],
'recommendation': 'Optimize strategy selection algorithm'
})
# Parameter tuning optimization
parameter_tuning_analysis = await self.analyze_parameter_tuning_effectiveness()
if parameter_tuning_analysis['improvement_potential'] > 0.1:
meta_opportunities.append({
'type': 'parameter_tuning',
'improvement_potential': parameter_tuning_analysis['improvement_potential'],
'recommendation': 'Optimize hyperparameter tuning process'
})
# Optimization scheduling optimization
scheduling_analysis = await self.analyze_optimization_scheduling()
if scheduling_analysis['improvement_potential'] > 0.1:
meta_opportunities.append({
'type': 'scheduling',
'improvement_potential': scheduling_analysis['improvement_potential'],
'recommendation': 'Optimize optimization scheduling strategy'
})
meta_optimization_session['improvements_identified'] = meta_opportunities
# Apply meta-optimizations
for opportunity in meta_opportunities:
if opportunity['improvement_potential'] > 0.2: # Significant improvement potential
improvement_result = await self.apply_meta_optimization(opportunity)
meta_optimization_session['improvements_applied'].append(improvement_result)
meta_optimization_session['end_time'] = datetime.utcnow()
return meta_optimization_session
class MetaOptimizer:
"""
Meta-optimization capabilities for optimizing optimization processes
"""
def __init__(self, config):
self.config = config
self.optimization_strategy_performance = defaultdict(list)
self.meta_learning_models = {}
async def optimize_optimization_strategy(self, historical_data):
"""
Optimize the strategy for selecting optimization algorithms
"""
strategy_optimization = {
'optimization_id': generate_uuid(),
'timestamp': datetime.utcnow(),
'strategy_performance_analysis': {},
'optimal_strategy_mapping': {},
'improvement_estimation': 0.0
}
# Analyze performance of different strategies across problem types
strategy_performance = {}
for optimization_record in historical_data:
strategy_used = optimization_record.get('strategy_selected')
problem_type = optimization_record.get('opportunity', {}).get('type')
success = optimization_record.get('success', False)
improvement = optimization_record.get('optimization_result', {}).get('improvement_percentage', 0)
if strategy_used and problem_type:
key = f"{problem_type}_{strategy_used}"
if key not in strategy_performance:
strategy_performance[key] = {'successes': 0, 'attempts': 0, 'total_improvement': 0}
strategy_performance[key]['attempts'] += 1
if success:
strategy_performance[key]['successes'] += 1
strategy_performance[key]['total_improvement'] += improvement
# Calculate success rates and average improvements
for key, data in strategy_performance.items():
data['success_rate'] = data['successes'] / data['attempts'] if data['attempts'] > 0 else 0
data['avg_improvement'] = data['total_improvement'] / data['successes'] if data['successes'] > 0 else 0
data['effectiveness_score'] = data['success_rate'] * data['avg_improvement']
strategy_optimization['strategy_performance_analysis'] = strategy_performance
# Determine optimal strategy mapping
problem_types = set(record.get('opportunity', {}).get('type') for record in historical_data)
optimal_mapping = {}
for problem_type in problem_types:
if problem_type:
# Find best strategy for this problem type
relevant_strategies = {k: v for k, v in strategy_performance.items() if k.startswith(f"{problem_type}_")}
if relevant_strategies:
best_strategy = max(relevant_strategies.items(), key=lambda x: x[1]['effectiveness_score'])
optimal_mapping[problem_type] = {
'strategy': best_strategy[0].split('_', 1)[1],
'effectiveness_score': best_strategy[1]['effectiveness_score']
}
strategy_optimization['optimal_strategy_mapping'] = optimal_mapping
return strategy_optimization
async def optimize_hyperparameters(self, optimization_algorithm, performance_history):
"""
Optimize hyperparameters for optimization algorithms
"""
hyperparameter_optimization = {
'algorithm': optimization_algorithm,
'optimization_id': generate_uuid(),
'timestamp': datetime.utcnow(),
'optimal_hyperparameters': {},
'performance_improvement': 0.0
}
# Define hyperparameter search space based on algorithm
if optimization_algorithm == 'bayesian':
search_space = {
'acquisition_function': ['ei', 'poi', 'ucb'],
'kernel': ['matern', 'rbf'],
'alpha': [1e-6, 1e-4, 1e-2],
'n_restarts_optimizer': [0, 5, 10]
}
elif optimization_algorithm == 'evolutionary':
search_space = {
'population_size': [50, 100, 200],
'mutation_rate': [0.01, 0.1, 0.2],
'crossover_rate': [0.7, 0.8, 0.9],
'selection_method': ['tournament', 'roulette', 'rank']
}
else:
# Generic search space
search_space = {
'learning_rate': [0.001, 0.01, 0.1],
'regularization': [0.0, 0.01, 0.1],
'batch_size': [16, 32, 64]
}
# Use Bayesian optimization to optimize hyperparameters
def objective_function(hyperparameters):
# Simulate performance with these hyperparameters
# In practice, this would run the algorithm with the hyperparameters
return np.random.random() # Placeholder
# Find optimal hyperparameters
optimal_hyperparameters = {}
best_performance = 0.0
# Simple grid search (would use more sophisticated optimization in practice)
for param, values in search_space.items():
best_value = values[0]
best_score = 0.0
for value in values:
# Simulate performance with this parameter value
performance = np.random.random() # Placeholder
if performance > best_score:
best_score = performance
best_value = value
optimal_hyperparameters[param] = best_value
best_performance += best_score
hyperparameter_optimization['optimal_hyperparameters'] = optimal_hyperparameters
hyperparameter_optimization['performance_improvement'] = best_performance
return hyperparameter_optimization
class BayesianOptimizer:
"""
Bayesian optimization for efficient hyperparameter and system optimization
"""
def __init__(self, config):
self.config = config
self.optimization_history = []
async def optimize(self, objective: OptimizationObjective):
"""
Perform Bayesian optimization for the given objective
"""
optimization_result = OptimizationResult(
optimization_id=generate_uuid(),
objective=objective,
strategy_used=OptimizationStrategy.BAYESIAN,
best_parameters={},
best_score=0.0,
improvement_percentage=0.0
)
start_time = time.time()
# Define search space based on objective
search_space = await self.define_search_space(objective)
# Create Bayesian optimization study
study = optuna.create_study(
direction='maximize' if objective.optimization_direction == 'maximize' else 'minimize'
)
# Define objective function
def objective_function(trial):
# Sample parameters from search space
params = {}
for param_name, param_config in search_space.items():
if param_config['type'] == 'float':
params[param_name] = trial.suggest_float(
param_name,
param_config['low'],
param_config['high']
)
elif param_config['type'] == 'int':
params[param_name] = trial.suggest_int(
param_name,
param_config['low'],
param_config['high']
)
elif param_config['type'] == 'categorical':
params[param_name] = trial.suggest_categorical(
param_name,
param_config['choices']
)
# Evaluate objective with these parameters
score = self.evaluate_objective(objective, params)
return score
# Run optimization
n_trials = self.config.get('bayesian_optimization_trials', 100)
study.optimize(objective_function, n_trials=n_trials)
# Extract results
optimization_result.best_parameters = study.best_params
optimization_result.best_score = study.best_value
optimization_result.iterations = len(study.trials)
optimization_result.runtime_seconds = time.time() - start_time
# Calculate improvement percentage
baseline_score = await self.get_baseline_score(objective)
if baseline_score > 0:
if objective.optimization_direction == 'maximize':
optimization_result.improvement_percentage = (
(optimization_result.best_score - baseline_score) / baseline_score * 100
)
else:
optimization_result.improvement_percentage = (
(baseline_score - optimization_result.best_score) / baseline_score * 100
)
# Store optimization history
optimization_result.optimization_history = [
{
'trial': i,
'params': trial.params,
'score': trial.value,
'state': str(trial.state)
}
for i, trial in enumerate(study.trials)
]
return optimization_result
async def define_search_space(self, objective: OptimizationObjective):
"""
Define search space based on optimization objective
"""
if objective.type == OptimizationType.PERFORMANCE:
return {
'thread_pool_size': {'type': 'int', 'low': 1, 'high': 16},
'cache_size': {'type': 'int', 'low': 100, 'high': 10000},
'batch_size': {'type': 'int', 'low': 1, 'high': 128},
'prefetch_factor': {'type': 'float', 'low': 0.1, 'high': 2.0}
}
elif objective.type == OptimizationType.RESOURCE:
return {
'memory_limit': {'type': 'float', 'low': 0.1, 'high': 0.9},
'cpu_limit': {'type': 'float', 'low': 0.1, 'high': 0.9},
'gc_threshold': {'type': 'int', 'low': 100, 'high': 10000},
'connection_pool_size': {'type': 'int', 'low': 5, 'high': 100}
}
elif objective.type == OptimizationType.QUALITY:
return {
'validation_threshold': {'type': 'float', 'low': 0.5, 'high': 0.99},
'ensemble_size': {'type': 'int', 'low': 3, 'high': 15},
'regularization': {'type': 'float', 'low': 0.0, 'high': 0.1},
'cross_validation_folds': {'type': 'int', 'low': 3, 'high': 10}
}
else:
# Generic search space
return {
'parameter_1': {'type': 'float', 'low': 0.0, 'high': 1.0},
'parameter_2': {'type': 'int', 'low': 1, 'high': 100},
'parameter_3': {'type': 'categorical', 'choices': ['option1', 'option2', 'option3']}
}
def evaluate_objective(self, objective: OptimizationObjective, parameters: Dict[str, Any]):
"""
Evaluate objective function with given parameters
"""
# This would integrate with actual system metrics
# For now, return simulated score
base_score = 0.7
# Simulate parameter impact
param_impact = 0.0
for param_name, param_value in parameters.items():
if isinstance(param_value, (int, float)):
# Normalize parameter value and add some impact
normalized_value = min(1.0, abs(param_value) / 100.0)
param_impact += normalized_value * 0.1
final_score = base_score + param_impact + np.random.normal(0, 0.05) # Add noise
return max(0.0, min(1.0, final_score))
async def get_baseline_score(self, objective: OptimizationObjective):
"""
Get baseline score for comparison
"""
# This would get actual baseline metrics
# For now, return simulated baseline
return 0.6
class EvolutionaryOptimizer:
"""
Evolutionary optimization using genetic algorithms and related techniques
"""
def __init__(self, config):
self.config = config
async def optimize(self, objective: OptimizationObjective):
"""
Perform evolutionary optimization
"""
optimization_result = OptimizationResult(
optimization_id=generate_uuid(),
objective=objective,
strategy_used=OptimizationStrategy.EVOLUTIONARY,
best_parameters={},
best_score=0.0,
improvement_percentage=0.0
)
start_time = time.time()
# Define search space and bounds
search_space = await self.define_search_space(objective)
bounds = [(param['low'], param['high']) for param in search_space.values() if param['type'] in ['int', 'float']]
# Define objective function for scipy
def objective_function(x):
# Convert array back to parameter dictionary
params = {}
param_names = [name for name, config in search_space.items() if config['type'] in ['int', 'float']]
for i, param_name in enumerate(param_names):
if i < len(x):
params[param_name] = x[i]
# Evaluate objective
score = self.evaluate_objective(objective, params)
# Return negative score for minimization (scipy minimizes)
if objective.optimization_direction == 'maximize':
return -score
else:
return score
# Run differential evolution
result = differential_evolution(
objective_function,
bounds,
maxiter=self.config.get('evolutionary_max_iterations', 100),
popsize=self.config.get('evolutionary_population_size', 15),
seed=42
)
# Extract results
param_names = [name for name, config in search_space.items() if config['type'] in ['int', 'float']]
optimization_result.best_parameters = {
param_names[i]: result.x[i] for i in range(len(param_names))
}
optimization_result.best_score = -result.fun if objective.optimization_direction == 'maximize' else result.fun
optimization_result.iterations = result.nit
optimization_result.runtime_seconds = time.time() - start_time
# Calculate improvement percentage
baseline_score = await self.get_baseline_score(objective)
if baseline_score > 0:
if objective.optimization_direction == 'maximize':
optimization_result.improvement_percentage = (
(optimization_result.best_score - baseline_score) / baseline_score * 100
)
else:
optimization_result.improvement_percentage = (
(baseline_score - optimization_result.best_score) / baseline_score * 100
)
return optimization_result
async def define_search_space(self, objective: OptimizationObjective):
"""
Define search space for evolutionary optimization
"""
# Similar to Bayesian optimization but focused on numerical parameters
if objective.type == OptimizationType.PERFORMANCE:
return {
'thread_pool_size': {'type': 'int', 'low': 1, 'high': 16},
'cache_size': {'type': 'int', 'low': 100, 'high': 10000},
'batch_size': {'type': 'int', 'low': 1, 'high': 128},
'prefetch_factor': {'type': 'float', 'low': 0.1, 'high': 2.0}
}
elif objective.type == OptimizationType.RESOURCE:
return {
'memory_limit': {'type': 'float', 'low': 0.1, 'high': 0.9},
'cpu_limit': {'type': 'float', 'low': 0.1, 'high': 0.9},
'gc_threshold': {'type': 'int', 'low': 100, 'high': 10000}
}
else:
return {
'parameter_1': {'type': 'float', 'low': 0.0, 'high': 1.0},
'parameter_2': {'type': 'float', 'low': 0.0, 'high': 10.0}
}
def evaluate_objective(self, objective: OptimizationObjective, parameters: Dict[str, Any]):
"""
Evaluate objective function (similar to Bayesian optimizer)
"""
base_score = 0.65
param_impact = sum(0.05 for _ in parameters.values()) # Simple parameter impact
final_score = base_score + param_impact + np.random.normal(0, 0.03)
return max(0.0, min(1.0, final_score))
async def get_baseline_score(self, objective: OptimizationObjective):
"""
Get baseline score for comparison
"""
return 0.6
class SystemMonitor:
"""
Comprehensive system monitoring for optimization
"""
def __init__(self, config):
self.config = config
async def capture_system_state(self):
"""
Capture comprehensive system state
"""
current_time = datetime.utcnow()
# Capture performance metrics
performance_metrics = await self.capture_performance_metrics()
# Capture resource utilization
resource_utilization = await self.capture_resource_utilization()
# Capture configuration parameters
configuration_parameters = await self.capture_configuration_parameters()
# Capture workload characteristics
workload_characteristics = await self.capture_workload_characteristics()
# Capture environmental factors
environmental_factors = await self.capture_environmental_factors()
return SystemState(
timestamp=current_time,
performance_metrics=performance_metrics,
resource_utilization=resource_utilization,
configuration_parameters=configuration_parameters,
workload_characteristics=workload_characteristics,
environmental_factors=environmental_factors
)
async def capture_performance_metrics(self):
"""
Capture system performance metrics
"""
return {
'average_response_time': np.random.uniform(0.5, 3.0), # Simulated
'throughput': np.random.uniform(50, 200), # Simulated
'error_rate': np.random.uniform(0, 0.05), # Simulated
'success_rate': np.random.uniform(0.95, 1.0), # Simulated
'latency_p99': np.random.uniform(1.0, 5.0), # Simulated
'queue_length': np.random.uniform(0, 100), # Simulated
}
async def capture_resource_utilization(self):
"""
Capture system resource utilization
"""
try:
return {
'cpu_usage': psutil.cpu_percent(interval=1) / 100.0,
'memory_usage': psutil.virtual_memory().percent / 100.0,
'storage_usage': psutil.disk_usage('/').percent / 100.0,
'network_io': psutil.net_io_counters().bytes_sent + psutil.net_io_counters().bytes_recv,
'open_connections': len(psutil.net_connections()),
'process_count': len(psutil.pids())
}
except Exception:
# Fallback to simulated metrics
return {
'cpu_usage': np.random.uniform(0.1, 0.9),
'memory_usage': np.random.uniform(0.2, 0.8),
'storage_usage': np.random.uniform(0.3, 0.7),
'network_io': np.random.uniform(1000, 100000),
'open_connections': np.random.randint(10, 100),
'process_count': np.random.randint(50, 200)
}
async def capture_configuration_parameters(self):
"""
Capture current system configuration parameters
"""
return {
'thread_pool_size': 8,
'cache_size': 1000,
'batch_size': 32,
'connection_pool_size': 20,
'timeout_seconds': 30,
'retry_attempts': 3
}
async def capture_workload_characteristics(self):
"""
Capture current workload characteristics
"""
return {
'concurrent_users': np.random.randint(10, 500),
'request_rate': np.random.uniform(10, 100),
'data_volume': np.random.uniform(1000, 100000),
'complexity_score': np.random.uniform(0.1, 1.0),
'peak_hour': datetime.utcnow().hour in [9, 10, 11, 14, 15, 16]
}
async def capture_environmental_factors(self):
"""
Capture environmental factors that might affect performance
"""
return {
'time_of_day': datetime.utcnow().hour,
'day_of_week': datetime.utcnow().weekday(),
'system_uptime_hours': np.random.uniform(1, 168), # 1 hour to 1 week
'temperature': np.random.uniform(20, 80), # System temperature
'external_load': np.random.uniform(0.1, 1.0) # External system load
}
```
### Self-Optimization Commands
```bash
# Self-optimization management
bmad optimize self --continuous --meta-learning --adaptive
bmad optimize status --active-optimizations --performance-trends
bmad optimize configure --strategy "bayesian" --frequency "60m"
# Resource optimization
bmad optimize resources --cpu --memory --storage --auto-scale
bmad optimize infrastructure --cost-efficiency --performance-balance
bmad optimize energy --power-consumption --carbon-footprint
# Performance optimization
bmad optimize performance --latency --throughput --quality
bmad optimize algorithms --meta-learning --strategy-selection
bmad optimize workflows --bottleneck-elimination --parallelization
# Meta-optimization
bmad optimize meta --optimization-process --strategy-selection
bmad optimize learn --from-history --improve-effectiveness
bmad optimize evolve --algorithms --hyperparameters --strategies
# Monitoring and analysis
bmad optimize monitor --real-time --predictions --alerts
bmad optimize analyze --optimization-effectiveness --trends
bmad optimize report --performance-gains --cost-savings --insights
```
<function_calls>
<invoke name="TodoWrite">
<parameter name="todos">[{"content": "Phase 1: Core Intelligence Foundation - COMPLETED \u2705", "status": "completed", "priority": "high", "id": "phase1"}, {"content": "Phase 2: LLM Integration and Knowledge Management - COMPLETED \u2705", "status": "completed", "priority": "high", "id": "phase2"}, {"content": "Phase 3: Advanced Intelligence and Claude Code Integration - COMPLETED \u2705", "status": "completed", "priority": "high", "id": "phase3"}, {"content": "Phase 4: Self-Optimization and Enterprise Features - IN PROGRESS", "status": "in_progress", "priority": "high", "id": "phase4"}, {"content": "Create Self-Optimization Engine", "status": "completed", "priority": "high", "id": "4.1"}, {"content": "Build Enterprise Architecture Platform", "status": "in_progress", "priority": "high", "id": "4.2"}, {"content": "Implement Advanced Governance Framework", "status": "pending", "priority": "high", "id": "4.3"}, {"content": "Develop Strategic Intelligence Dashboard", "status": "pending", "priority": "high", "id": "4.4"}, {"content": "Create Enterprise Security & Compliance", "status": "pending", "priority": "high", "id": "4.5"}, {"content": "Build Advanced Monitoring & Analytics", "status": "pending", "priority": "high", "id": "4.6"}, {"content": "Implement Cost Optimization Engine", "status": "pending", "priority": "high", "id": "4.7"}]
View Git Blame Copy Permalink