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体验新版 GitCode,发现更多精彩内容 >>
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51c22fe4
编写于
4月 03, 2018
作者:
C
chengduoZH
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2 changed file
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8 addition
and
9 deletion
+8
-9
paddle/fluid/memory/CMakeLists.txt
paddle/fluid/memory/CMakeLists.txt
+3
-3
paddle/fluid/memory/pinned_memory_test.cu
paddle/fluid/memory/pinned_memory_test.cu
+5
-6
未找到文件。
paddle/fluid/memory/CMakeLists.txt
浏览文件 @
51c22fe4
...
...
@@ -15,6 +15,6 @@ cc_library(paddle_memory
cc_test
(
memory_test SRCS memory_test.cc DEPS place paddle_memory
)
#
if (WITH_GPU)
#
nv_test(pinned_memory_test SRCS pinned_memory_test.cu DEPS place paddle_memory)
#
endif()
#if (WITH_GPU)
# nv_test(pinned_memory_test SRCS pinned_memory_test.cu DEPS place paddle_memory)
#endif()
paddle/fluid/memory/pinned_memory_test.cu
浏览文件 @
51c22fe4
...
...
@@ -11,6 +11,8 @@ distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */
#include <gtest/gtest.h>
#include <unordered_map>
#include "paddle/fluid/memory/detail/memory_block.h"
#include "paddle/fluid/memory/detail/meta_data.h"
...
...
@@ -21,9 +23,6 @@ limitations under the License. */
#include "paddle/fluid/platform/gpu_info.h"
#include "paddle/fluid/platform/place.h"
#include <gtest/gtest.h>
#include <unordered_map>
// This unit test is an example comparing the performance between using pinned
// memory and not. In general, using pinned memory will be faster.
template
<
typename
T
>
...
...
@@ -114,8 +113,8 @@ float test_pinned_memory() {
cudaEventSynchronize
(
stop_e
);
cudaEventElapsedTime
(
&
elapsedTime
,
start_e
,
stop_e
);
std
::
cout
<<
cpu_place
<<
" "
<<
"time consume:"
<<
elapsedTime
/
30
<<
std
::
endl
;
//
std::cout << cpu_place << " "
//
<< "time consume:" << elapsedTime / 30 << std::endl;
for
(
int
l
=
0
;
l
<
iteration
;
++
l
)
{
for
(
int
k
=
0
;
k
<
data_size
;
++
k
)
{
...
...
@@ -144,5 +143,5 @@ TEST(CPUANDCUDAPinned, CPUAllocatorAndCUDAPinnedAllocator) {
// test for the time being.
float
time1
=
test_pinned_memory
<
paddle
::
platform
::
CPUPlace
>
();
float
time2
=
test_pinned_memory
<
paddle
::
platform
::
CUDAPinnedPlace
>
();
EXPECT_GT
(
time1
,
time2
)
EXPECT_GT
(
time1
,
time2
)
;
}
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