From d66464f48c07d19a02000987125132de3b0fa015 Mon Sep 17 00:00:00 2001
From: Jan Kieseler <jan.kieseler@kit.edu>
Date: Wed, 20 Sep 2023 20:12:10 +0000
Subject: [PATCH] multithreading

---
 src/G4System.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/G4System.cc b/src/G4System.cc
index 972ebf0..fbb83cc 100644
--- a/src/G4System.cc
+++ b/src/G4System.cc
@@ -9,7 +9,7 @@ void G4System::init(ConstructionWrapper &CW, bool gui){
   //
   runManager =
     G4RunManagerFactory::CreateRunManager(G4RunManagerType::Default);
-  runManager->SetNumberOfThreads(1);
+  runManager->SetNumberOfThreads(20);//more doesn't make sense
 
   G4String session;
   ui = nullptr;