def run(self, aseed):
""" PEM """
seed(aseed)
self.kk = [Resource(name="Clerk0", sim=self),
Resource(name="Clerk1", sim=self)]
s = Source('Source', sim=self)
self.activate(s, s.generate(number=maxNumber, interval=ARRint), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
self.counter = Resource(1, name="Clerk", monitored=True, sim=self)
source = Source(sim=self)
self.activate(source, source.generate(number=20, rate=0.1), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
self.k = Resource(name="Counter", unitName="Clerk", sim=self)
s = Source('Source', sim=self)
self.activate(s, s.generate(number=maxNumber, meanTBA=ARRint), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
self.counter = Resource(name="Karen", sim=self)
source = Source('Source', sim=self)
self.activate(source, source.generate(number=5, interval=10.0), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
self.k = Resource(capacity=Nc, name="Clerk", sim=self)
self.wM = Monitor(sim=self)
s = Source('Source', sim=self)
self.activate(s, s.generate(number=maxNumber, interval=ARRint), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
self.initialize()
seed(aseed)
self.k = Resource(capacity=Nc, name="Clerk", sim=self)
self.wM = Monitor(sim=self)
s = Source('Source', sim=self)
self.activate(s, s.generate(number=maxNumber, interval=ARRint), at=0.0)
self.simulate(until=maxTime)
return (self.wM.count(), self.wM.mean())
def run(self, aseed):
""" PEM """
seed(aseed)
self.dooropen = SimEvent("Door Open", sim=self)
self.counter = Resource(1, name="Clerk", sim=self)
doorman = Doorman(sim=self)
self.activate(doorman, doorman.openthedoor())
source = Source(sim=self)
self.activate(source, source.generate(number=5, rate=0.1), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
Customer.numBalking = 0
self.k = Resource(capacity=numServers,
name="Counter",
unitName="Clerk",
sim=self)
s = Source('Source', sim=self)
self.activate(s, s.generate(number=maxNumber, meanTBA=ARRint), at=0.0)
self.simulate(until=maxTime)
def run(self, aseed):
""" PEM """
seed(aseed)
self.counter = Resource(capacity=1, name="Clerk", sim=self)
self.door = 'Shut'
doorman = Doorman(sim=self)
self.activate(doorman, doorman.openthedoor())
source = Source(sim=self)
self.activate(source,
source.generate(number=5, rate=0.1), at=0.0)
self.simulate(until=400.0)
def run(self, aseed):
""" PEM """
seed(aseed)
self.k = Resource(name="Counter",
unitName="Karen",
qType=PriorityQ,
sim=self)
s = Source('Source', sim=self)
self.activate(s, s.generate(number=5, interval=10.0), at=0.0)
guido = Customer(name="Guido ", sim=self)
self.activate(guido, guido.visit(timeInBank=12.0, P=100), at=23.0)
self.simulate(until=maxTime)
def __init__(self, cnode, ID, configs):
IDable.__init__(self, '%s/sn%s' % (cnode.ID.split('/')[0], ID))
Thread.__init__(self)
RTI.__init__(self, self.ID)
self.logger = logging.getLogger(self.__class__.__name__)
self.system = cnode.system
self.configs = configs
self.cnode = cnode
self.maxNumTxns = configs.get('max.num.txns.per.storage.node', 1024)
self.pool = Resource(self.maxNumTxns, name='pool', unitName='thread')
self.groups = {} #{gid : group}
self.newTxns = []
self.txnsRunning = set([])
self.shouldClose = False
self.monitor = Profiler.getMonitor(self.ID)
self.M_POOL_WAIT_PREFIX = '%s.pool.wait' % self.ID
self.M_TXN_RUN_PREFIX = '%s.txn.run' % self.ID
self.M_NUM_TXNS_RUN_KEY = '%s.num.txns' % self.ID
self.runningThreads = set([])
self.closeEvent = SimEvent()
self.newTxnEvent = SimEvent()
def initialize(self):
CoreObject.initialize(self)
# queue to hold the entities all through the stay of an entity in the composite object
self.Res = Resource(self.capacity)
# the inner Giver that will feed the compound object receiver
self.innerGiver = None
# the inner object that will receive the object most recently added to the self.Res.activeQ
self.innerReceiver = None
# entity that will passed on to the innerReceiver
self.entityForInternalProc = None
# # inner queues that buffer the entities before they are handed in to the inner objects
# # and receive them again after the internal processing
# self.entryRes = Resource(self.capacity)
# self.exitRes = Resource(self.capacity)
# initialize all resources
# will have to reconsider as some of the resources may have been already initialized
for resource in self.resources:
if not resource.isInitialized():
resource.initialize()
# initialize all objects - and the entrance object
# self.firstObject.initialize()
for object in self.coreObjects:
object.initialize()
outClients = []
def __init__(self, name):
Process.__init__(self, name)
def getserved(self, servtime, myServer):
print('%s requests 1 unit at t = %s' % (self.name, now()))
yield request, self, myServer
yield hold, self, servtime
yield release, self, myServer
print('%s done at t = %s' % (self.name, now()))
initialize()
server = Resource(capacity=1, monitored=True, monitorType=Monitor)
c1, c2 = Client(name='c1'), Client(name='c2')
c3, c4 = Client(name='c3'), Client(name='c4')
activate(c1, c1.getserved(servtime=100, myServer=server))
activate(c2, c2.getserved(servtime=100, myServer=server))
activate(c3, c3.getserved(servtime=100, myServer=server))
activate(c4, c4.getserved(servtime=100, myServer=server))
simulate(until=500)
print('')
print('(TimeAverage no. waiting: %s' % server.waitMon.timeAverage())
print('(Number) Average no. waiting: %.4f' % server.waitMon.mean())
print('(Number) Var of no. waiting: %.4f' % server.waitMon.var())
from SimPy.Simulation import (Simulation, Process, Resource, request, hold,
release)
"""Object Oriented SimPy API"""
# Model components -------------------------------
class Car(Process):
def run(self, res):
yield request, self, res
yield hold, self, 10
yield release, self, res
print("Time: %s" % self.sim.now())
# Model and Experiment ---------------------------
s = Simulation()
s.initialize()
r = Resource(capacity=5, sim=s)
auto = Car(sim=s)
s.activate(auto, auto.run(res=r))
s.simulate(until=100)
def getserved(self, servtime, priority, myServer):
Client.inClients.append(self.name)
print('%s requests 1 unit at t = %s' % (self.name, now()))
# request use of a resource unit
yield request, self, myServer, priority
yield hold, self, servtime
# release the resource
yield release, self, myServer
print('%s done at t = %s' % (self.name, now()))
Client.outClients.append(self.name)
initialize()
# the next line creates the ``server`` Resource object
server = Resource(capacity=2) # server defaults to qType==FIFO
# the next lines create some Client process objects
c1, c2 = Client(name='c1'), Client(name='c2')
c3, c4 = Client(name='c3'), Client(name='c4')
c5, c6 = Client(name='c5'), Client(name='c6')
# in the next lines each client requests
# one of the ``server``'s Resource units
activate(c1, c1.getserved(servtime=100, priority=1, myServer=server))
activate(c2, c2.getserved(servtime=100, priority=2, myServer=server))
activate(c3, c3.getserved(servtime=100, priority=3, myServer=server))
activate(c4, c4.getserved(servtime=100, priority=4, myServer=server))
activate(c5, c5.getserved(servtime=100, priority=5, myServer=server))
activate(c6, c6.getserved(servtime=100, priority=6, myServer=server))
from SimPy.Simulation import (Process, Resource, activate, initialize, hold,
now, release, request, simulate)
class Car(Process):
def __init__(self, name, cc):
Process.__init__(self, name=name)
self.cc = cc
def go(self):
print('%s %s %s' % (now(), self.name, 'Starting'))
yield request, self, gasstation
print('%s %s %s' % (now(), self.name, 'Got a pump'))
yield hold, self, 100.0
yield release, self, gasstation
print('%s %s %s' % (now(), self.name, 'Leaving'))
gasstation = Resource(capacity=2, name='gasStation', unitName='pump')
initialize()
c1 = Car('Car1', 2000)
c2 = Car('Car2', 1600)
c3 = Car('Car3', 3000)
c4 = Car('Car4', 1600)
activate(c1, c1.go(), at=4.0) # activate at time 4.0
activate(c2, c2.go()) # activate at time 0.0
activate(c3, c3.go(), at=3.0) # activate at time 3.0
activate(c4, c4.go(), at=3.0) # activate at time 2.0
simulate(until=300)
print('Current time is %s' % now())
from SimPy.Simulation import (PriorityQ, Process, Resource, activate,
initialize, hold, now, release, request, simulate)
class Client(Process):
def __init__(self, name):
Process.__init__(self, name)
def getserved(self, servtime, priority, myServer):
print('%s requests 1 unit at t=%s' % (self.name, now()))
yield request, self, myServer, priority
yield hold, self, servtime
yield release, self, myServer
print('%s done at t=%s' % (self.name, now()))
initialize()
# create the *server* Resource object
server = Resource(capacity=1, qType=PriorityQ, preemptable=1)
# create some Client process objects
c1 = Client(name='c1')
c2 = Client(name='c2')
activate(c1, c1.getserved(servtime=100, priority=1, myServer=server), at=0)
activate(c2, c2.getserved(servtime=100, priority=9, myServer=server), at=50)
simulate(until=500)
from SimPy.Simulation import (activate, hold, initialize, now, request,
release, simulate, Process, Resource)
"""Traditional SimPy API"""
# Model components -------------------------------
class Car(Process):
def run(self, res):
yield request, self, res
yield hold, self, 10
yield release, self, res
print("Time: %s" % now())
# Model and Experiment ---------------------------
initialize()
r = Resource(capacity=5)
auto = Car()
activate(auto, auto.run(res=r))
simulate(until=100)
