correct estimate for shm for tpc clusterizer

Author: sawenzel

MC/bin/o2dpg_sim_workflow.py

@@ -751,7 +751,7 @@ def getDigiTaskName(det):
        tpcclussect = createTask(name=taskname, needs=[TPCDigitask['name']], tf=tf, cwd=timeframeworkdir, lab=["RECO"], cpu='2', mem='8000')
        tpcclussect['cmd'] = '${O2_ROOT}/bin/o2-tpc-chunkeddigit-merger --tpc-sectors ' + str(s)+'-'+str(s+sectorpertask-1) + ' --tpc-lanes ' + str(NWORKERS)
        tpcclussect['cmd'] += ' | ${O2_ROOT}/bin/o2-tpc-reco-workflow ' + getDPL_global_options(bigshm=True) + ' --input-type digitizer --output-type clusters,send-clusters-per-sector --outfile tpc-native-clusters-part' + str((int)(s/sectorpertask)) + '.root --tpc-sectors ' + str(s)+'-'+str(s+sectorpertask-1) + ' ' + putConfigValuesNew(["GPU_global"], {"GPU_proc.ompThreads" : 4})
-       tpcclussect['env'] = { "OMP_NUM_THREADS" : "4", "SHMSIZE" : "5000000000" }
+       tpcclussect['env'] = { "OMP_NUM_THREADS" : "4", "SHMSIZE" : "16000000000" }
        workflow['stages'].append(tpcclussect)
 
      TPCCLUSMERGEtask=createTask(name='tpcclustermerge_'+str(tf), needs=tpcclustertasks, tf=tf, cwd=timeframeworkdir, lab=["RECO"], cpu='1', mem='10000')