From d2c8aa8d54ab87cbe46de7d409d1a9bc95b096d0 Mon Sep 17 00:00:00 2001
From: Felix Weiglhofer <weiglhofer@fias.uni-frankfurt.de>
Date: Tue, 23 Apr 2024 13:12:38 +0000
Subject: [PATCH] online: Use same number of threads as openmp.

---
 algo/ca/TrackingChain.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/algo/ca/TrackingChain.cxx b/algo/ca/TrackingChain.cxx
index 8dfbbf258b..8e16a8f2c4 100644
--- a/algo/ca/TrackingChain.cxx
+++ b/algo/ca/TrackingChain.cxx
@@ -13,6 +13,7 @@
 #include "CaHit.h"
 #include "CaInitManager.h"
 #include "CaParameters.h"
+#include "compat/OpenMP.h"
 #include "yaml/Yaml.h"
 
 #include <boost/archive/binary_oarchive.hpp>
@@ -83,7 +84,8 @@ void TrackingChain::Init()
 
   // ------ Initialize CA framework
   fCaMonitor.Reset();
-  fCaFramework.SetNofThreads(Opts().NumOMPThreads() == std::nullopt ? 1 : *(Opts().NumOMPThreads()));
+  fCaFramework.SetNofThreads(Opts().NumOMPThreads() == std::nullopt ? openmp::GetMaxThreads()
+                                                                    : *(Opts().NumOMPThreads()));
   fCaFramework.ReceiveParameters(std::move(parameters));
   fCaFramework.Init(ca::Framework::TrackingMode::kMcbm);
 
-- 
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