From 5315f0b41de1530f42fba9f81a27ecfae8abf85d Mon Sep 17 00:00:00 2001
From: Bhagyarathi Sahoo <Bhagyarathi.Sahoo@cern.ch>
Date: Mon, 23 Jun 2025 15:08:29 +0530
Subject: [PATCH] [PWGDQ] Optimize the histograms to avoid memory issue

I am facing warning in wagon due to large memory consumption. So, I have deleted the histogram for rapidity differential study
---
 PWGDQ/Core/HistogramsLibrary.cxx | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/PWGDQ/Core/HistogramsLibrary.cxx b/PWGDQ/Core/HistogramsLibrary.cxx
index a375775f796..bfd83ec9a53 100644
--- a/PWGDQ/Core/HistogramsLibrary.cxx
+++ b/PWGDQ/Core/HistogramsLibrary.cxx
@@ -1232,39 +1232,24 @@ void o2::aod::dqhistograms::DefineHistograms(HistogramManager* hm, const char* h
       }
       if (subGroupStr.Contains("dimuon-polarization-he")) {
         int varspTHE[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaHE, VarManager::kPhiHE};
-        int varsrapHE[4] = {VarManager::kMass, VarManager::kRap, VarManager::kCosThetaHE, VarManager::kPhiHE};
         int binspT[4] = {100, 40, 20, 20};
-        int binsy[4] = {100, 10, 20, 20};
         double xminpT[4] = {1., 0., -1., -3.14};
         double xmaxpT[4] = {5., 20., 1., +3.14};
-        double xminy[4] = {1., 2.5, -1., -3.14};
-        double xmaxy[4] = {5., 4.0, 1., +3.14};
         hm->AddHistogram(histClass, "Mass_Pt_cosThetaHE_phiHE", "", 4, varspTHE, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
-        hm->AddHistogram(histClass, "Mass_y_cosThetaHE_phiHE", "", 4, varsrapHE, binsy, xminy, xmaxy, 0, -1, kFALSE);
       }
       if (subGroupStr.Contains("dimuon-polarization-cs")) {
         int varspTCS[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaCS, VarManager::kPhiCS};
-        int varsrapCS[4] = {VarManager::kMass, VarManager::kRap, VarManager::kCosThetaCS, VarManager::kPhiCS};
         int binspT[4] = {100, 40, 20, 20};
-        int binsy[4] = {100, 10, 20, 20};
         double xminpT[4] = {1., 0., -1., -3.14};
         double xmaxpT[4] = {5., 20., 1., +3.14};
-        double xminy[4] = {1., 2.5, -1., -3.14};
-        double xmaxy[4] = {5., 4.0, 1., +3.14};
         hm->AddHistogram(histClass, "Mass_Pt_cosThetaCS_phiCS", "", 4, varspTCS, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
-        hm->AddHistogram(histClass, "Mass_y_cosThetaCS_phiCS", "", 4, varsrapCS, binsy, xminy, xmaxy, 0, -1, kFALSE);
       }
       if (subGroupStr.Contains("dimuon-polarization-pp")) {
         int varspTPP[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaPP, VarManager::kPhiPP};
-        int varsrapPP[4] = {VarManager::kMass, VarManager::kRap, VarManager::kCosThetaPP, VarManager::kPhiPP};
         int binspT[4] = {100, 40, 20, 20};
-        int binsy[4] = {100, 10, 20, 20};
         double xminpT[4] = {1., 0., -1., -3.14};
         double xmaxpT[4] = {5., 20., 1., +3.14};
-        double xminy[4] = {1., 2.5, -1., -3.14};
-        double xmaxy[4] = {5., 4.0, 1., +3.14};
         hm->AddHistogram(histClass, "Mass_Pt_cosThetaPP_phiPP", "", 4, varspTPP, binspT, xminpT, xmaxpT, 0, -1, kFALSE);
-        hm->AddHistogram(histClass, "Mass_y_cosThetaPP_phiPP", "", 4, varsrapPP, binsy, xminy, xmaxy, 0, -1, kFALSE);
       }
       if (subGroupStr.Contains("dimuon-polarization-lowmass-pp")) {
         int varspTPP[4] = {VarManager::kMass, VarManager::kPt, VarManager::kCosThetaPP, VarManager::kPhiPP};