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test_scaling_ondemand.py
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test_scaling_ondemand.py
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from model.scaling.OnDemandScaling import OnDemandScaling as BrokerScaling
from utils.IOUtil import load_prediction_results, load_number_of_vms
from utils.MetricUtil import ADI
import numpy as np
def sla_violate(cpu, ram, broker):
cpu_actual, cpu_predict = load_prediction_results(cpu)
ram_actual, ram_predict = load_prediction_results(ram)
resources_predict = np.concatenate((cpu_predict, ram_predict), axis=1)
number_of_VMs = broker.allocate_VMs(resources_usage=resources_predict)
number_of_VMs += 2
cpu_pred_VMs = number_of_VMs * broker.capacity_VM[0]
ram_pred_VMs = number_of_VMs * broker.capacity_VM[1]
c = np.array((cpu_actual >= cpu_pred_VMs))
d = np.array((ram_actual >= ram_pred_VMs))
z = np.concatenate((c, d), axis=1)
e = np.array([(x or y) for x, y in z])
return float(len(e[e == True])) * 100 / len(e), (cpu_pred_VMs, ram_pred_VMs, number_of_VMs)
broker = BrokerScaling()
ann_cpu_file = "results/ann/cpu/ANN-sliding_5-act_func1_0-act_func2_0-optimizer_0-num_hidden_20-epoch_1000-lr_0.05-batch_256.csv"
ann_ram_file = "results/ann/ram/ANN-sliding_5-act_func1_0-act_func2_0-optimizer_0-num_hidden_20-epoch_1000-lr_0.05-batch_256.csv"
ann = sla_violate(ann_cpu_file, ann_ram_file, broker)
print(ann[0])
resource_real_used = load_number_of_vms('vms_real_used_CPU_RAM.csv')
eval_scaler = ADI(metric='CPU Utilisation %')
time_util_ann = np.array(eval_scaler.calculate_ADI(resource_used=resource_real_used, resource_allocated=ann[1][-1]))
print("ADI ANN: %s"%sum(time_util_ann))
flnn_cpu_file = "results/flnn/cpu/flnn-sliding_2-ex_func_2-act_func_1-epoch_2000-lr_0.15-batch_256-beta_0.9.csv"
flnn_ram_file = "results/flnn/ram/flnn-sliding_2-ex_func_2-act_func_1-epoch_2000-lr_0.15-batch_256-beta_0.9.csv"
flnn = sla_violate(flnn_cpu_file, flnn_ram_file, broker)
print(flnn[0])
resource_real_used = load_number_of_vms('vms_real_used_CPU_RAM.csv')
eval_scaler = ADI(metric='CPU Utilisation %')
time_util_flnn = np.array(eval_scaler.calculate_ADI(resource_used=resource_real_used, resource_allocated=flnn[1][-1]))
print("ADI FLNN: %s"%sum(time_util_flnn))
range_plot = (250, 300)
real_used = resource_real_used[range_plot[0]:range_plot[-1]].tolist()
import matplotlib.pyplot as plt
ax = plt.subplot()
ax.set_xlabel('Time')
ax.set_ylabel('Number of VMs')
ax.set_title('Scaling VMs by One Dimension Input')
ann_s = ann[1][-1][range_plot[0]:range_plot[-1]]
flnn_s = flnn[1][-1][range_plot[0]:range_plot[-1]]
# ax.set_color_cycle(['red','blue','green','cyan','orange'])
ax.plot(real_used, label='Real Usage')
ax.plot(ann_s,'--',label='ANN')
ax.plot(flnn_s,'--',label='FLNN')
ax.legend(loc='upper right')
plt.tight_layout()
plt.show()