message: try to eliminate the zig zaging problem
diff: @@ -524,7 +524,7 @@ void AliAnalysisTaskCorrForNonlinearFlow::UserCreateOutputObjects() {
  Double_t binning_deta_tpctpc[37] = {-1.8, -1.7, -1.6, -1.5, -1.4, -1.3, -1.2, -1.1, -1.0, -0.9, -0.8, -0.7, -0.6, -0.5, -0.4, -0.3, -0.2, -0.1, 0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8};
  Double_t binning_deta_tpcfmd[43]={-6.,-5.8, -5.6, -5.4, -5.2, -5.0, -4.8, -4.6, -4.4, -4.2, -4., -3.8, -3.6, -3.4, -3.2, -3., -2.8, -2.6, -2.4, -2.2, -2., -1.8, -1.6, -1.4, -1.2, -1., -0.8, 1., 1.2, 1.4, 1.6, 1.8, 2. , 2.2, 2.4, 2.6, 2.8, 3., 3.2, 3.4, 3.6, 3.8, 4.};
  std::vector<Double_t> fPtBinsTrigCharged = {0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0,1.25,1.5,1.75,2.0,2.25,2.5,3.0,3.5,4.0,5.0,6.0,8.0,10.0}; // I don't want to set the things outside
  - std::vector<Double_t> fzVtxBins = {-10.0, 0, 10.0};
  + std::vector<Double_t> fzVtxBins = {-10.0, -8.0, -6.0, -4.0, -2.0, 0, 2.0, 4.0, 6.0, 8.0, 10.0};
  Int_t sizeEta = 0;
  if (anaType.EqualTo("TPCTPC")) sizeEta = 36;
  else if (anaType.EqualTo("TPCFMD")) sizeEta = 42;
  @@ -553,6 +553,7 @@ void AliAnalysisTaskCorrForNonlinearFlow::UserCreateOutputObjects() {
  // mixing
  fPoolMaxNEvents = 2000;
  fPoolMinNTracks = 50000;
  + fMinEventsToMix = 5;
  int fNCentBins = fCentBins.size() - 1;
  int fNzVtxBins = fzVtxBins.size() - 1;
  fPoolMgr = new AliEventPoolManager(fPoolMaxNEvents, fPoolMinNTracks, fNCentBins, fCentBins.data(), fNzVtxBins, fzVtxBins.data());
  @@ -953,7 +954,7 @@ void AliAnalysisTaskCorrForNonlinearFlow::FillCorrelationsMixed() {
  return;
  }
  - if (pool->IsReady()) {
  + if(pool->IsReady() || pool->NTracksInPool() > fPoolMinNTracks || pool->GetCurrentNEvents() > fMinEventsToMix) {
  int nMix = pool->GetCurrentNEvents();
  