From 55f46ef9d55e34a328959c252dca513b6ed57d3d Mon Sep 17 00:00:00 2001
From: Incardona Pietro <incardon@mpi-cbg.de>
Date: Sun, 26 Dec 2021 02:37:53 +0100
Subject: [PATCH] Increasing the size
---
example/Performance/memBW/main.cu | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/example/Performance/memBW/main.cu b/example/Performance/memBW/main.cu
index 3c8ea1012..2b65c269c 100644
--- a/example/Performance/memBW/main.cu
+++ b/example/Performance/memBW/main.cu
@@ -3,6 +3,8 @@
#include "Vector/map_vector.hpp"
#include "util/stat/common_statistics.hpp"
+#define NELEMENTS 67108864
+
//! Memory bandwidth with small calculations
template<typename vector_type, typename vector_type2>
__global__ void translate_fill_prop_write(vector_type vd_out, vector_type2 vd_in)
@@ -50,7 +52,7 @@ void check_write(in_type & in, out_type & out)
in.template deviceToHost<0>();
bool success = true;
- for (int i = 0 ; i < 16777216 ; i++)
+ for (int i = 0 ; i < NELEMENTS; i++); i++)
{
float a = in.template get<0>(i)[0];
@@ -81,7 +83,7 @@ void check_read(in_type & in, out_type & out)
in.template deviceToHost<0>();
bool success = true;
- for (int i = 0 ; i < 16777216 ; i++)
+ for (int i = 0 ; i < NELEMENTS ; i++)
{
float a = out.template get<0>(i);
@@ -138,7 +140,7 @@ int main(int argc, char *argv[])
openfpm::vector_gpu<aggregate<float,float[2],float[2][2]>> out;
openfpm::vector_gpu<aggregate<float[2]>> in;
- int nele = 16777216;
+ int nele = NELEMENTS;
out.resize(nele);
in.resize(nele);
@@ -420,7 +422,7 @@ int main(int argc, char *argv[])
float * a = (float *)in.getDeviceBuffer<0>();
float * b = (float *)out.getDeviceBuffer<1>();
- cudaMemcpy(a,b,2*16777216*4,cudaMemcpyDeviceToDevice);
+ cudaMemcpy(a,b,2*NELEMENTS*4,cudaMemcpyDeviceToDevice);
cudaDeviceSynchronize();
--
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