def MessageGenProcess(this):
this.sleep(1)
entity = this.entity
for evt_time in xrange(1, int(endTime / 2 - 1)):
hello_rcvr = random.choice(xrange(num_entities))
reply_rcvr = random.choice(xrange(num_entities))
#print evt_time,hello_rcvr,reply_rcvr
entity.reqService(evt_time, "recv_hello", HelloMessage(reply_rcvr),
"Person", hello_rcvr)
if (evt_time % 10 == 0):
#raw_input()
this.sleep(evt_time - this.entity.engine.now)
class dummyNode(simianEngine.Entity):
def __init__(self, baseInfo, *args):
super(dummyNode, self).__init__(baseInfo)
self.createProcess("MessageGen", MessageGenProcess)
self.startProcess("MessageGen")
for i in xrange(num_entities):
simianEngine.addEntity("Person", Person, i, i)
simianEngine.addEntity("dummyNode", dummyNode, 0)
simianEngine.run()
simianEngine.exit()
count = 4
lookahead = minDelay
def exponential(mean):
return -math.log(random.random())/mean
class Node(simianEngine.Entity):
def __init__(self, baseInfo, *args):
super(Node, self).__init__(baseInfo)
def generate(self, *args):
targetId = random.randrange(count)
offset = exponential(1) + lookahead
self.out.write("Time "
+ str(self.engine.now)
+ ": Waking " + str(targetId)
+ " at " + str(offset) + " from now\n")
self.reqService(offset, "generate", None, "Node", targetId)
for i in xrange(count):
simianEngine.addEntity("Node", Node, i)
for i in xrange(count):
simianEngine.schedService(0, "generate", None, "Node", i)
simianEngine.run()
simianEngine.exit()
def notifyShareCntChange(self, jobID, nodeID):
for i in self.nodeToExecute.keys():
print "bb %d checking node %d" % (self.bbID, nodeID)
procList = self.nodeToExecute[i]
print procList
if len(procList) > 0:
for procName in procList:
procStatus = self.statusProcess(procName)
if procStatus == "suspended":
self.wakeRetval[0] = -1
print "waking up %s" % procName
self.wakeProcess(procName, *(self.wakeRetval))
print "bb %d job %d nodeID %d notify share cnt change done" % (
self.bbID, jobID, nodeID)
def updateRemainIOTime(self, oldBw, remainSize, start):
end = simEngine.now
remain = abs(remainSize - ((end - start) * oldBw))
newBw = self.writeBw / self.shareCnt
newIOTime = remain / newBw
print "new iotime %f new remain %f" % (newIOTime, remain)
return [newIOTime, remain]
bbID = 0
args = []
args.append(bbID)
simEngine.addEntity("bb0", BBNode, 0, *args)
simEngine.run()
simEngine.exit()
