CMS: 2017 pileup PREMIX

[katilp]

(from #245)

The pileup record is this

0.65 PB, 244M evts

Take 50 TB

The pileup dataset name can be cross-checked from the McM cache during the MC dataset record building - it is part of the McM dictionary for step DIGIPremix

Example from 2016: in a directory where scripts have been run

$ jq . inputs/mcm-store/chain/@ADDmonoPhoton_MD-1_d-3_TuneCP5_13TeV-pythia8@RunIISummer20UL16NanoAODv9-106X_mcRun2_asymptotic_v17-v2@NANOAODSIM/2EXO-RunIISummer20UL16DIGIPremix-00521/dict/@ADDmonoPhoton_MD-1_d-3_TuneCP5_13TeV-pythia8@RunIISummer20UL16NanoAODv9-106X_mcRun2_asymptotic_v17-v2@NANOAODSIM.json | grep pileup_dataset_name
    "pileup_dataset_name": "/Neutrino_E-10_gun/RunIISummer20ULPrePremix-UL16_106X_mcRun2_asymptotic_v13-v1/PREMIX",