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bedogni@unimore.it
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Updated simulation scenarios
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‎simulation_runner.py‎

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# Simulation parameters
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SIMULATION_SCENARIOS = [
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# Scenario 8: Heavy device delay test (device slow, edge fast)
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{
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"name": "heavy_delay",
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"device_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.1, # 50ms per layer = 2950ms total for 59 layers
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"std_dev": 0.1
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},
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"edge_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.1, # 50ms per layer = 2950ms total for 59 layers
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"std_dev": 0.1
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},
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"network_delay": {
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"enabled": True,
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"type": "static",
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"value": 0.02 # 20ms network delay
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},
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"duration_seconds": 300,
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"num_clients": 1
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},
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# Scenario 1: No delays (baseline)
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# Scenario 1: Baseline - no delays
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{
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"name": "baseline",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {"enabled": False},
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"duration_seconds": 30,
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"num_clients": 1
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},
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# Scenario 2: Network delay only (gaussian 20ms ± 5ms)
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{
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"name": "network_delay_20ms",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.020,
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"std_dev": 0.005
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},
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"duration_seconds": 30,
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"duration_seconds": 600,
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"num_clients": 1
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},
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# Scenario 3: Network delay high (gaussian 50ms ± 10ms)
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# Scenario 2: High edge computation delay
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{
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"name": "network_delay_50ms",
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"name": "high_edge_delay",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {
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"edge_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.050,
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"std_dev": 0.010
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"mean": 0.010, # 10ms per layer
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"std_dev": 0.002 # Low variance for stable high delay
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},
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"duration_seconds": 30,
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"network_delay": {"enabled": False},
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"duration_seconds": 600,
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"num_clients": 1
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},
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# Scenario 4: Edge computation delay only (gaussian 2ms ± 0.5ms)
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# Scenario 3: High device computation delay
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{
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"name": "edge_computation_delay_2ms",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {
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"name": "high_device_delay",
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"device_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.002,
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"std_dev": 0.0005
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"mean": 0.015, # 15ms per layer
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"std_dev": 0.003 # Low variance for stable high delay
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},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {"enabled": False},
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"duration_seconds": 30,
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"duration_seconds": 600,
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"num_clients": 1
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},
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# Scenario 5: Edge computation delay high (gaussian 5ms ± 1ms)
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# Scenario 4: Variable network delay
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{
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"name": "edge_computation_delay_5ms",
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"name": "variable_network",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {
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"edge_computation_delay": {"enabled": False},
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"network_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.005,
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"std_dev": 0.001
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"mean": 0.050, # 50ms average
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"std_dev": 0.025 # High variance for variable conditions
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},
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"network_delay": {"enabled": False},
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"duration_seconds": 30,
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"duration_seconds": 600,
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"num_clients": 1
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},
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# Scenario 6: Both delays (realistic mobile)
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# Scenario 5: Variable delay at all levels
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{
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"name": "mobile_realistic",
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"name": "variable_all_levels",
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"device_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.003,
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"std_dev": 0.001
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"mean": 0.008, # 8ms per layer
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"std_dev": 0.004 # High variance
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},
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"edge_computation_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.002,
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"std_dev": 0.0005
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},
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"network_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.030,
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"std_dev": 0.010
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"mean": 0.006, # 6ms per layer
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"std_dev": 0.003 # High variance
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},
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"duration_seconds": 30,
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"num_clients": 1
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},
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# Scenario 7: High variance (unstable network)
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{
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"name": "unstable_network",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.040,
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"mean": 0.040, # 40ms average
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"std_dev": 0.020 # High variance
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},
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"duration_seconds": 30,
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"duration_seconds": 600,
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"num_clients": 1
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},
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# Scenario 8: Multiple clients (no delay)
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{
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"name": "multi_client_baseline",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {"enabled": False},
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"duration_seconds": 30,
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"num_clients": 3
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},
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# Scenario 9: Multiple clients with network delay
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{
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"name": "multi_client_network",
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"device_computation_delay": {"enabled": False},
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"edge_computation_delay": {"enabled": False},
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"network_delay": {
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"enabled": True,
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"type": "gaussian",
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"mean": 0.025,
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"std_dev": 0.008
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},
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"duration_seconds": 30,
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"num_clients": 3
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},
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]
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