diff --git a/apps/gpu/LBM/MusselOyster/MusselOyster.cpp b/apps/gpu/LBM/MusselOyster/MusselOyster.cpp
index f593891f328cb9254857b8e05dbbb4212ec63970..ad6dfaff0893a9f3c1a52d83ac331eed5e153c58 100644
--- a/apps/gpu/LBM/MusselOyster/MusselOyster.cpp
+++ b/apps/gpu/LBM/MusselOyster/MusselOyster.cpp
@@ -117,9 +117,9 @@ void multipleLevel(const std::string& configPath)
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
     bool useGridGenerator = true;
-    bool useStreams       = false;
+    bool useStreams       = true;
     bool useLevels        = true;
-    para->useReducedCommunicationAfterFtoC = false;
+    para->useReducedCommunicationAfterFtoC = true;
     para->setCalcTurbulenceIntensity(true);
 
     if (para->getNumprocs() == 1) {
@@ -155,6 +155,7 @@ void multipleLevel(const std::string& configPath)
     para->setViscosityRatio((real) 0.058823529);
     para->setDensityRatio((real) 998.0);
 
+    *logging::out << logging::Logger::INFO_HIGH << "bivalveType = " << bivalveType << " \n";
     *logging::out << logging::Logger::INFO_HIGH << "velocity LB [dx/dt] = " << vxLB << " \n";
     *logging::out << logging::Logger::INFO_HIGH << "viscosity LB [dx^2/dt] = " << viscosityLB << "\n";
     *logging::out << logging::Logger::INFO_HIGH << "velocity real [m/s] = " << vxLB * para->getVelocityRatio()<< " \n";
@@ -229,8 +230,8 @@ void multipleLevel(const std::string& configPath)
         const real xGridMax  = 600.0;      // 540.0
         const real yGridMin  = 1.0;        // 1.0;
         const real yGridMax  = 500.0;      // 440.0;
-        const real zGridMin  = -80;       // -70;
-        const real zGridMax  = 110.0;      // 100;
+        const real zGridMin  = -70;        // -70;
+        const real zGridMax  = 100.0;      // 100;
 
         TriangularMesh *bivalveSTL       = TriangularMesh::make(stlPath + bivalveType + ".stl");
         TriangularMesh *bivalveRef_1_STL = nullptr;
diff --git a/apps/gpu/LBM/MusselOyster/configPhoenix1GPU.txt b/apps/gpu/LBM/MusselOyster/configPhoenix1GPU.txt
index 4506dc46e87ee10faff70b5d288d54b183b1207c..3b703d6e4f32924457d9d207045c031f74180514 100644
--- a/apps/gpu/LBM/MusselOyster/configPhoenix1GPU.txt
+++ b/apps/gpu/LBM/MusselOyster/configPhoenix1GPU.txt
@@ -7,14 +7,14 @@ NumberOfDevices=1
 ##################################################
 #informations for Writing
 ##################################################
-Path=/work/y0078217/Results/MusselOysterResults/1GPU/
+Path=/work/y0078217/Results/MusselOysterResults/1GPUMussel2/
 #Path="F:/Work/Computations/out/MusselOyster/"
 #Prefix="MusselOyster" 
 #WriteGrid=true
 ##################################################
 #informations for reading
 ##################################################
-GridPath=/work/y0078217/Grids/GridMusselOyster/MUSSEL1GPU/
+GridPath=/work/y0078217/Grids/GridMusselOyster/Mussel1GPU/
 #GridPath="C:"
 
 ##################################################
@@ -31,6 +31,6 @@ GridPath=/work/y0078217/Grids/GridMusselOyster/MUSSEL1GPU/
 ##################################################
 #simulation parameter
 ##################################################
-TimeEnd=50000
-TimeOut=500000 
+TimeEnd=500000
+TimeOut=100000 
 #TimeStartOut=0
\ No newline at end of file
diff --git a/apps/gpu/LBM/MusselOyster/configPhoenix2GPU.txt b/apps/gpu/LBM/MusselOyster/configPhoenix2GPU.txt
index 48fb6f29b5898bc2fe208bed5f2486df192233cc..d05fe3cb74871824843e6331457dfe059d5b6823 100644
--- a/apps/gpu/LBM/MusselOyster/configPhoenix2GPU.txt
+++ b/apps/gpu/LBM/MusselOyster/configPhoenix2GPU.txt
@@ -31,6 +31,6 @@ GridPath=/work/y0078217/Grids/GridMusselOyster/MUSSEL2GPU/
 ##################################################
 #simulation parameter
 ##################################################
-TimeEnd=10000
-TimeOut=1000 
+TimeEnd=500000
+TimeOut=100000 
 #TimeStartOut=0
\ No newline at end of file
diff --git a/apps/gpu/LBM/MusselOyster/configPhoenix4GPU.txt b/apps/gpu/LBM/MusselOyster/configPhoenix4GPU.txt
index db04c7e19bc0e354a88d431935e087f55e6923c3..052843467dfdac37b6a9ad94120c62511f368dda 100644
--- a/apps/gpu/LBM/MusselOyster/configPhoenix4GPU.txt
+++ b/apps/gpu/LBM/MusselOyster/configPhoenix4GPU.txt
@@ -31,6 +31,6 @@ GridPath=/work/y0078217/Grids/GridMusselOyster/MUSSEL4GPU/
 ##################################################
 #simulation parameter
 ##################################################
-TimeEnd=10000
-TimeOut=1000 
+TimeEnd=500000
+TimeOut=100000
 #TimeStartOut=0
\ No newline at end of file