BrunelScenarioAvalancheScheduler.py

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#!/usr/bin/env gaudirun.py

from Gaudi.Configuration import *
from Configurables import HiveWhiteBoard, HiveSlimEventLoopMgr, AvalancheSchedulerSvc, AlgResourcePool

# convenience machinery for assembling custom graphs of algorithm precedence rules (w/ CPUCrunchers as algorithms)
try:
    from GaudiHive import precedence
except ImportError:
    # of versions of LCG/heptools do not provide the required package networkx
    import sys
    sys.exit(77)  # consider the test skipped

# metaconfig
evtslots = 1
evtMax = 1
cardinality = 1
algosInFlight = 4
algoAvgTime = 0.02


InertMessageSvc(OutputLevel=INFO)

whiteboard   = HiveWhiteBoard("EventDataSvc",
                              EventSlots = evtslots,
                              OutputLevel = INFO,
                              ForceLeaves = True)

slimeventloopmgr = HiveSlimEventLoopMgr(SchedulerName = "AvalancheSchedulerSvc", OutputLevel=INFO)

scheduler = AvalancheSchedulerSvc(ThreadPoolSize = algosInFlight,
                                  OutputLevel = DEBUG,
                                  Optimizer = "DRE",
                                  PreemptiveIOBoundTasks = False,
                                  DumpIntraEventDynamics = False)

AlgResourcePool(OutputLevel = DEBUG)

timeValue = precedence.UniformTimeValue(algoAvgTime)
ifIObound = precedence.UniformBooleanValue(False)
#ifIObound = precedence.RndBiased10BooleanValue()


sequencer = precedence.CruncherSequence(timeValue, ifIObound, sleepFraction=0.0,
                                        cfgPath = "lhcb/reco/cf_dependencies.graphml",
                                        dfgPath = "lhcb/reco/data_dependencies.graphml",
                                        topSequencer = 'GaudiSequencer/BrunelSequencer').get()

ApplicationMgr( EvtMax = evtMax,
                EvtSel = 'NONE',
                ExtSvc = [whiteboard],
                EventLoop = slimeventloopmgr,
                TopAlg = [sequencer],
                MessageSvcType = "InertMessageSvc",
                OutputLevel = INFO)