def __init__(self):
# Create schedule builders with different configurations
self.builders = []
duration = hour(12)
max_parallelity = 12
launches = 30
scale = 40
self.builders.append(DynamicScheduleBuilder(
max_duration=duration,
max_parallelity=max_parallelity,
launches=launches,
scale_arrival=scale,
scale_duration=scale,
domain_size=conf_domainsize.SET_MKII,
inter_arrival=DynamicScheduleBuilder.INTER_ARRIVAL_S1,
lifetime=DynamicScheduleBuilder.LIFETIME_UNPOPULAR))
self.builders.append(DynamicScheduleBuilder(
max_duration=duration,
max_parallelity=max_parallelity,
launches=launches,
scale_arrival=scale,
scale_duration=scale,
domain_size=conf_domainsize.SET_MKII,
inter_arrival=DynamicScheduleBuilder.INTER_ARRIVAL_S1,
lifetime=DynamicScheduleBuilder.LIFETIME_S1))
self.builders.append(DynamicScheduleBuilder(
max_duration=duration,
max_parallelity=max_parallelity,
launches=launches,
scale_arrival=scale,
scale_duration=scale,
domain_size=conf_domainsize.SET_MKII,
inter_arrival=DynamicScheduleBuilder.INTER_ARRIVAL_S5,
lifetime=DynamicScheduleBuilder.LIFETIME_UNPOPULAR))
self.builders.append(DynamicScheduleBuilder(
max_duration=duration,
max_parallelity=max_parallelity,
launches=launches,
scale_arrival=scale,
scale_duration=scale,
domain_size=conf_domainsize.SET_MKII,
inter_arrival=DynamicScheduleBuilder.INTER_ARRIVAL_S5,
lifetime=DynamicScheduleBuilder.LIFETIME_S1))
from collector import ttypes
from workload import timeutil as tutil, wtimes_meta as wmeta
import configuration
import conf_nodes
import conf_load
import model
import sys
import os
##########################
# CONFIGURATION ##
BASE_LOAD = 0 # Base load of the server (e.g. by hypervisor)
MIGRATION_SOURCE = 20 # additional load on migration source node
MIGRATION_TARGET = 20 # additional load on migration target node
MAX_TIME = tutil.hour(42) # Random time threshold to exit simualtion in case of an error
##########################
class Driver:
# The default settings are estimations of the real world infrastructure
def __init__(self, scoreboard, pump, model, metric_handler, terminates_simulation, report_rate=None):
# Reference to scoreboard
self.scoreboard = scoreboard
# Reference to the message pump
self.pump = pump
# Reference to the data model which stores the current infrastructure status
# Time series are attached to the model
self.model = model
import conf_load import configuration import heapq import itertools import json import numpy as np import random import sys # Constants SCH_RAMP_UP = minu(10) # Ramp up duration of the experiment SCH_RAMP_DOWN = minu(10) # Ramp down duration of the experiment ID_START_STATIC = 10000 ID_START_DYNAMIC_PRODUCTION = 20000 ID_START_DYNAMIC_SENSITIVITY = 30000 EXPERIMENT_DURATION = hour(6) # 6 hours steady-state duration of a static experiment ''' Difference between Lifetime and Duration: - Lifetime = How long is a VM running it includes ramp-up, ramp-down, and duration - Lifetime = ramp-up + duration + ramp-down - Duration = length of the steady-state load generation ''' ''' Domain sizes: Domain size describes the domain set index that will be used while running the schedule. The set information will ***only be used to calculate the number of domain types***. Domain sizes are not stored in the schedule!
