Merge pull request #29921 from bsunanda/Run3-ft21

Run3-ft21 Fix run3 geometry so that SIM step works

Geometry/CMSCommonData/python/cmsExtendedGeometry2021XML_cfi.py

@@ -247,7 +247,7 @@
         'Geometry/ForwardCommonData/data/totemt2/2021/v1/totemt2.xml',
         'Geometry/ForwardCommonData/data/forwardshield/2021/v1/forwardshield.xml',
         'Geometry/ForwardCommonData/data/brmrotations.xml',
-        'Geometry/ForwardCommonData/data/PostLS2/brm.xml',
+        'Geometry/ForwardCommonData/data/brm/2021/v1/brm.xml',
         'Geometry/ForwardCommonData/data/zdcmaterials.xml',
         'Geometry/ForwardCommonData/data/lumimaterials.xml',
         'Geometry/ForwardCommonData/data/zdcrotations.xml',

Geometry/CMSCommonData/test/run3.py

@@ -0,0 +1,118 @@
+import FWCore.ParameterSet.Config as cms
+
+from Configuration.Eras.Era_Run3_cff import Run3
+
+process = cms.Process('SIM',Run3)
+
+# import of standard configurations
+process.load('Configuration.StandardSequences.Services_cff')
+process.load('SimGeneral.HepPDTESSource.pythiapdt_cfi')
+process.load('FWCore.MessageService.MessageLogger_cfi')
+process.load('Configuration.EventContent.EventContent_cff')
+process.load("Configuration.Geometry.GeometryExtended2021_cff")
+process.load("Configuration.StandardSequences.MagneticField_cff")
+process.load('Configuration.StandardSequences.Generator_cff')
+process.load('IOMC.EventVertexGenerators.VtxSmearedRun3RoundOptics25ns13TeVLowSigmaZ_cfi')
+process.load('GeneratorInterface.Core.genFilterSummary_cff')
+process.load('Configuration.StandardSequences.SimIdeal_cff')
+process.load('Configuration.StandardSequences.EndOfProcess_cff')
+process.load('Configuration.StandardSequences.FrontierConditions_GlobalTag_cff')
+
+process.maxEvents = cms.untracked.PSet(
+    input = cms.untracked.int32(10),
+)
+
+# Input source
+process.source = cms.Source("EmptySource")
+
+# Production Info
+process.configurationMetadata = cms.untracked.PSet(
+    annotation = cms.untracked.string('TTbar_14TeV_TuneCP5_cfi nevts:10'),
+    name = cms.untracked.string('Applications'),
+    version = cms.untracked.string('$Revision: 1.19 $')
+)
+
+# Other statements
+process.genstepfilter.triggerConditions=cms.vstring("generation_step")
+from Configuration.AlCa.GlobalTag import GlobalTag
+process.GlobalTag = GlobalTag(process.GlobalTag, 'auto:phase1_2021_realistic', '')
+
+process.generator = cms.EDFilter("Pythia8GeneratorFilter",
+    PythiaParameters = cms.PSet(
+        parameterSets = cms.vstring(
+            'pythia8CommonSettings', 
+            'pythia8CP5Settings', 
+            'processParameters'
+        ),
+        processParameters = cms.vstring(
+            'Top:gg2ttbar = on ', 
+            'Top:qqbar2ttbar = on ', 
+            '6:m0 = 175 '
+        ),
+        pythia8CP5Settings = cms.vstring(
+            'Tune:pp 14', 
+            'Tune:ee 7', 
+            'MultipartonInteractions:ecmPow=0.03344', 
+            'MultipartonInteractions:bProfile=2', 
+            'MultipartonInteractions:pT0Ref=1.41', 
+            'MultipartonInteractions:coreRadius=0.7634', 
+            'MultipartonInteractions:coreFraction=0.63', 
+            'ColourReconnection:range=5.176', 
+            'SigmaTotal:zeroAXB=off', 
+            'SpaceShower:alphaSorder=2', 
+            'SpaceShower:alphaSvalue=0.118', 
+            'SigmaProcess:alphaSvalue=0.118', 
+            'SigmaProcess:alphaSorder=2', 
+            'MultipartonInteractions:alphaSvalue=0.118', 
+            'MultipartonInteractions:alphaSorder=2', 
+            'TimeShower:alphaSorder=2', 
+            'TimeShower:alphaSvalue=0.118', 
+            'SigmaTotal:mode = 0', 
+            'SigmaTotal:sigmaEl = 21.89', 
+            'SigmaTotal:sigmaTot = 100.309', 
+            'PDF:pSet=LHAPDF6:NNPDF31_nnlo_as_0118'
+        ),
+        pythia8CommonSettings = cms.vstring(
+            'Tune:preferLHAPDF = 2', 
+            'Main:timesAllowErrors = 10000', 
+            'Check:epTolErr = 0.01', 
+            'Beams:setProductionScalesFromLHEF = off', 
+            'SLHA:keepSM = on', 
+            'SLHA:minMassSM = 1000.', 
+            'ParticleDecays:limitTau0 = on', 
+            'ParticleDecays:tau0Max = 10', 
+            'ParticleDecays:allowPhotonRadiation = on'
+        )
+    ),
+    comEnergy = cms.double(14000.0),
+    filterEfficiency = cms.untracked.double(1.0),
+    maxEventsToPrint = cms.untracked.int32(0),
+    pythiaHepMCVerbosity = cms.untracked.bool(False),
+    pythiaPylistVerbosity = cms.untracked.int32(0)
+)
+
+
+process.ProductionFilterSequence = cms.Sequence(process.generator)
+
+# Path and EndPath definitions
+process.generation_step = cms.Path(process.pgen)
+process.simulation_step = cms.Path(process.psim)
+process.genfiltersummary_step = cms.EndPath(process.genFilterSummary)
+process.endjob_step = cms.EndPath(process.endOfProcess)
+
+# Schedule definition
+process.schedule = cms.Schedule(process.generation_step,
+                                process.genfiltersummary_step,
+                                process.simulation_step,
+                                process.endjob_step)
+
+from PhysicsTools.PatAlgos.tools.helpers import associatePatAlgosToolsTask
+associatePatAlgosToolsTask(process)
+# filter all path with the production filter sequence
+for path in process.paths:
+        getattr(process,path).insert(0, process.ProductionFilterSequence)
+
+# Add early deletion of temporary data products to reduce peak memory need
+from Configuration.StandardSequences.earlyDeleteSettings_cff import customiseEarlyDelete
+process = customiseEarlyDelete(process)
+# End adding early deletion