Removed old unused functions for MPi integration and comm
This commit is contained in:
jpekkila
@@ -1207,544 +1207,6 @@ acGridStoreMesh(const Stream stream, AcMesh* host_mesh)
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return AC_SUCCESS;
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}
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static AcResult
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acDeviceIntegrateMPI(const Device device, const AcReal dt)
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{
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// Configure
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const int3 nn = (int3){
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device->local_config.int_params[AC_nx],
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device->local_config.int_params[AC_ny],
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device->local_config.int_params[AC_nz],
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};
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// Corners
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const int3 corner_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){nn.x, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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(int3){nn.x, nn.y, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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(int3){nn.x, NGHOST, nn.z}, //
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(int3){NGHOST, nn.y, nn.z}, //
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(int3){nn.x, nn.y, nn.z},
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};
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const int3 corner_b0s[] = {
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(int3){0, 0, 0},
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(int3){NGHOST + nn.x, 0, 0},
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(int3){0, NGHOST + nn.y, 0},
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(int3){NGHOST + nn.x, NGHOST + nn.y, 0},
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(int3){0, 0, NGHOST + nn.z},
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(int3){NGHOST + nn.x, 0, NGHOST + nn.z},
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(int3){0, NGHOST + nn.y, NGHOST + nn.z},
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(int3){NGHOST + nn.x, NGHOST + nn.y, NGHOST + nn.z},
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};
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const int3 corner_dims = (int3){NGHOST, NGHOST, NGHOST};
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// Edges X
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const int3 edgex_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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(int3){NGHOST, nn.y, nn.z}, //
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};
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const int3 edgex_b0s[] = {
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(int3){NGHOST, 0, 0},
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(int3){NGHOST, NGHOST + nn.y, 0},
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(int3){NGHOST, 0, NGHOST + nn.z},
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(int3){NGHOST, NGHOST + nn.y, NGHOST + nn.z},
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};
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const int3 edgex_dims = (int3){nn.x, NGHOST, NGHOST};
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// Edges Y
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const int3 edgey_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){nn.x, NGHOST, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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(int3){nn.x, NGHOST, nn.z}, //
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};
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const int3 edgey_b0s[] = {
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(int3){0, NGHOST, 0},
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(int3){NGHOST + nn.x, NGHOST, 0},
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(int3){0, NGHOST, NGHOST + nn.z},
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(int3){NGHOST + nn.x, NGHOST, NGHOST + nn.z},
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};
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const int3 edgey_dims = (int3){NGHOST, nn.y, NGHOST};
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// Edges Z
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const int3 edgez_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){nn.x, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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(int3){nn.x, nn.y, NGHOST}, //
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};
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const int3 edgez_b0s[] = {
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(int3){0, 0, NGHOST},
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(int3){NGHOST + nn.x, 0, NGHOST},
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(int3){0, NGHOST + nn.y, NGHOST},
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(int3){NGHOST + nn.x, NGHOST + nn.y, NGHOST},
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};
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const int3 edgez_dims = (int3){NGHOST, NGHOST, nn.z};
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// Sides XY
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const int3 sidexy_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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};
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const int3 sidexy_b0s[] = {
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(int3){NGHOST, NGHOST, 0}, //
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(int3){NGHOST, NGHOST, NGHOST + nn.z}, //
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};
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const int3 sidexy_dims = (int3){nn.x, nn.y, NGHOST};
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// Sides XZ
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const int3 sidexz_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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};
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const int3 sidexz_b0s[] = {
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(int3){NGHOST, 0, NGHOST}, //
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(int3){NGHOST, NGHOST + nn.y, NGHOST}, //
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};
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const int3 sidexz_dims = (int3){nn.x, NGHOST, nn.z};
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// Sides YZ
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const int3 sideyz_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){nn.x, NGHOST, NGHOST}, //
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};
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const int3 sideyz_b0s[] = {
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(int3){0, NGHOST, NGHOST}, //
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(int3){NGHOST + nn.x, NGHOST, NGHOST}, //
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};
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const int3 sideyz_dims = (int3){NGHOST, nn.y, nn.z};
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// Alloc
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CommData corner_data = acCreateCommData(device, corner_dims, ARRAY_SIZE(corner_a0s));
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CommData edgex_data = acCreateCommData(device, edgex_dims, ARRAY_SIZE(edgex_a0s));
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CommData edgey_data = acCreateCommData(device, edgey_dims, ARRAY_SIZE(edgey_a0s));
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CommData edgez_data = acCreateCommData(device, edgez_dims, ARRAY_SIZE(edgez_a0s));
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CommData sidexy_data = acCreateCommData(device, sidexy_dims, ARRAY_SIZE(sidexy_a0s));
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CommData sidexz_data = acCreateCommData(device, sidexz_dims, ARRAY_SIZE(sidexz_a0s));
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CommData sideyz_data = acCreateCommData(device, sideyz_dims, ARRAY_SIZE(sideyz_a0s));
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// Warmup
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for (int i = 0; i < 10; ++i) {
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acPackCommData(device, corner_a0s, &corner_data);
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acPackCommData(device, edgex_a0s, &edgex_data);
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acPackCommData(device, edgey_a0s, &edgey_data);
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acPackCommData(device, edgez_a0s, &edgez_data);
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acPackCommData(device, sidexy_a0s, &sidexy_data);
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acPackCommData(device, sidexz_a0s, &sidexz_data);
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acPackCommData(device, sideyz_a0s, &sideyz_data);
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#if MPI_GPUDIRECT_DISABLED
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acTransferCommDataToHost(device, &corner_data);
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acTransferCommDataToHost(device, &edgex_data);
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acTransferCommDataToHost(device, &edgey_data);
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acTransferCommDataToHost(device, &edgez_data);
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acTransferCommDataToHost(device, &sidexy_data);
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acTransferCommDataToHost(device, &sidexz_data);
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acTransferCommDataToHost(device, &sideyz_data);
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#endif
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acTransferCommData(device, corner_a0s, corner_b0s, &corner_data);
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acTransferCommData(device, edgex_a0s, edgex_b0s, &edgex_data);
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acTransferCommData(device, edgey_a0s, edgey_b0s, &edgey_data);
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acTransferCommData(device, edgez_a0s, edgez_b0s, &edgez_data);
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acTransferCommData(device, sidexy_a0s, sidexy_b0s, &sidexy_data);
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acTransferCommData(device, sidexz_a0s, sidexz_b0s, &sidexz_data);
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acTransferCommData(device, sideyz_a0s, sideyz_b0s, &sideyz_data);
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acTransferCommDataWait(corner_data);
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acTransferCommDataWait(edgex_data);
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acTransferCommDataWait(edgey_data);
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acTransferCommDataWait(edgez_data);
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acTransferCommDataWait(sidexy_data);
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acTransferCommDataWait(sidexz_data);
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acTransferCommDataWait(sideyz_data);
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#if MPI_GPUDIRECT_DISABLED
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acTransferCommDataToDevice(device, &corner_data);
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acTransferCommDataToDevice(device, &edgex_data);
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acTransferCommDataToDevice(device, &edgey_data);
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acTransferCommDataToDevice(device, &edgez_data);
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acTransferCommDataToDevice(device, &sidexy_data);
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acTransferCommDataToDevice(device, &sidexz_data);
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acTransferCommDataToDevice(device, &sideyz_data);
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#endif
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acUnpackCommData(device, corner_b0s, &corner_data);
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acUnpackCommData(device, edgex_b0s, &edgex_data);
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acUnpackCommData(device, edgey_b0s, &edgey_data);
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acUnpackCommData(device, edgez_b0s, &edgez_data);
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acUnpackCommData(device, sidexy_b0s, &sidexy_data);
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acUnpackCommData(device, sidexz_b0s, &sidexz_data);
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acUnpackCommData(device, sideyz_b0s, &sideyz_data);
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}
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// Communicate
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Timer ttot;
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cudaDeviceSynchronize();
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MPI_Barrier(MPI_COMM_WORLD);
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timer_reset(&ttot);
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MPI_Barrier(MPI_COMM_WORLD);
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const int num_iterations = 1;
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for (int i = 0; i < num_iterations; ++i) {
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for (int isubstep = 0; isubstep < 3; ++isubstep) {
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acPackCommData(device, corner_a0s, &corner_data);
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acPackCommData(device, edgex_a0s, &edgex_data);
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acPackCommData(device, edgey_a0s, &edgey_data);
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acPackCommData(device, edgez_a0s, &edgez_data);
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acPackCommData(device, sidexy_a0s, &sidexy_data);
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acPackCommData(device, sidexz_a0s, &sidexz_data);
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acPackCommData(device, sideyz_a0s, &sideyz_data);
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#if MPI_GPUDIRECT_DISABLED
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acTransferCommDataToHost(device, &corner_data);
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acTransferCommDataToHost(device, &edgex_data);
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acTransferCommDataToHost(device, &edgey_data);
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acTransferCommDataToHost(device, &edgez_data);
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acTransferCommDataToHost(device, &sidexy_data);
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acTransferCommDataToHost(device, &sidexz_data);
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acTransferCommDataToHost(device, &sideyz_data);
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#endif
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//////////// INNER INTEGRATION //////////////
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{
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const int3 m1 = (int3){2 * NGHOST, 2 * NGHOST, 2 * NGHOST};
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const int3 m2 = nn;
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acDeviceIntegrateSubstep(device, STREAM_16, isubstep, m1, m2, dt);
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}
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////////////////////////////////////////////
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acTransferCommData(device, corner_a0s, corner_b0s, &corner_data);
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acTransferCommData(device, edgex_a0s, edgex_b0s, &edgex_data);
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acTransferCommData(device, edgey_a0s, edgey_b0s, &edgey_data);
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acTransferCommData(device, edgez_a0s, edgez_b0s, &edgez_data);
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acTransferCommData(device, sidexy_a0s, sidexy_b0s, &sidexy_data);
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acTransferCommData(device, sidexz_a0s, sidexz_b0s, &sidexz_data);
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acTransferCommData(device, sideyz_a0s, sideyz_b0s, &sideyz_data);
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acTransferCommDataWait(corner_data);
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acTransferCommDataWait(edgex_data);
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acTransferCommDataWait(edgey_data);
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acTransferCommDataWait(edgez_data);
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acTransferCommDataWait(sidexy_data);
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acTransferCommDataWait(sidexz_data);
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acTransferCommDataWait(sideyz_data);
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#if MPI_GPUDIRECT_DISABLED
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acTransferCommDataToDevice(device, &corner_data);
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acTransferCommDataToDevice(device, &edgex_data);
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acTransferCommDataToDevice(device, &edgey_data);
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acTransferCommDataToDevice(device, &edgez_data);
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acTransferCommDataToDevice(device, &sidexy_data);
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acTransferCommDataToDevice(device, &sidexz_data);
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acTransferCommDataToDevice(device, &sideyz_data);
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#endif
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acUnpackCommData(device, corner_b0s, &corner_data);
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acUnpackCommData(device, edgex_b0s, &edgex_data);
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acUnpackCommData(device, edgey_b0s, &edgey_data);
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acUnpackCommData(device, edgez_b0s, &edgez_data);
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acUnpackCommData(device, sidexy_b0s, &sidexy_data);
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acUnpackCommData(device, sidexz_b0s, &sidexz_data);
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acUnpackCommData(device, sideyz_b0s, &sideyz_data);
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//////////// OUTER INTEGRATION //////////////
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acDeviceSynchronizeStream(device, STREAM_ALL); // Wait for unpacking
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{ // Front
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const int3 m1 = (int3){NGHOST, NGHOST, NGHOST};
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const int3 m2 = m1 + (int3){nn.x, nn.y, NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_0, isubstep, m1, m2, dt);
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}
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{ // Back
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const int3 m1 = (int3){NGHOST, NGHOST, nn.z};
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const int3 m2 = m1 + (int3){nn.x, nn.y, NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_1, isubstep, m1, m2, dt);
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}
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{ // Bottom
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const int3 m1 = (int3){NGHOST, NGHOST, 2 * NGHOST};
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const int3 m2 = m1 + (int3){nn.x, NGHOST, nn.z - 2 * NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_2, isubstep, m1, m2, dt);
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}
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{ // Top
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const int3 m1 = (int3){NGHOST, nn.y, 2 * NGHOST};
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const int3 m2 = m1 + (int3){nn.x, NGHOST, nn.z - 2 * NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_3, isubstep, m1, m2, dt);
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}
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{ // Left
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const int3 m1 = (int3){NGHOST, 2 * NGHOST, 2 * NGHOST};
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const int3 m2 = m1 + (int3){NGHOST, nn.y - 2 * NGHOST, nn.z - 2 * NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_4, isubstep, m1, m2, dt);
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}
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{ // Right
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const int3 m1 = (int3){nn.x, 2 * NGHOST, 2 * NGHOST};
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const int3 m2 = m1 + (int3){NGHOST, nn.y - 2 * NGHOST, nn.z - 2 * NGHOST};
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acDeviceIntegrateSubstep(device, STREAM_5, isubstep, m1, m2, dt);
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}
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acDeviceSwapBuffers(device);
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acDeviceSynchronizeStream(device, STREAM_ALL); // Wait until inner and outer done
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////////////////////////////////////////////
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}
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}
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cudaDeviceSynchronize();
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MPI_Barrier(MPI_COMM_WORLD);
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const double msec = timer_diff_nsec(ttot) / 1e6;
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MPI_Barrier(MPI_COMM_WORLD);
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int pid, nprocs;
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MPI_Comm_rank(MPI_COMM_WORLD, &pid);
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MPI_Comm_size(MPI_COMM_WORLD, &nprocs);
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if (!pid) {
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printf("--- Total communication time per step w/ integration: %f ms\n",
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msec / num_iterations);
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// Write out to file
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FILE* fp = fopen("benchmark.result", "a+");
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fprintf(fp, "%d, %f\n", nprocs, msec);
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fclose(fp);
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}
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// Dealloc
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acDestroyCommData(device, &corner_data);
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acDestroyCommData(device, &edgex_data);
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acDestroyCommData(device, &edgey_data);
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acDestroyCommData(device, &edgez_data);
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acDestroyCommData(device, &sidexy_data);
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acDestroyCommData(device, &sidexz_data);
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acDestroyCommData(device, &sideyz_data);
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return AC_SUCCESS;
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}
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static AcResult
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acDeviceCommunicateHalosMPI(const Device device)
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{
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// Configure
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const int3 nn = (int3){
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device->local_config.int_params[AC_nx],
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device->local_config.int_params[AC_ny],
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device->local_config.int_params[AC_nz],
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};
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// Corners
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const int3 corner_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){nn.x, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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(int3){nn.x, nn.y, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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(int3){nn.x, NGHOST, nn.z}, //
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(int3){NGHOST, nn.y, nn.z}, //
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(int3){nn.x, nn.y, nn.z},
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};
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const int3 corner_b0s[] = {
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(int3){0, 0, 0},
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(int3){NGHOST + nn.x, 0, 0},
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(int3){0, NGHOST + nn.y, 0},
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(int3){NGHOST + nn.x, NGHOST + nn.y, 0},
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(int3){0, 0, NGHOST + nn.z},
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(int3){NGHOST + nn.x, 0, NGHOST + nn.z},
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(int3){0, NGHOST + nn.y, NGHOST + nn.z},
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(int3){NGHOST + nn.x, NGHOST + nn.y, NGHOST + nn.z},
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};
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const int3 corner_dims = (int3){NGHOST, NGHOST, NGHOST};
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// Edges X
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const int3 edgex_a0s[] = {
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(int3){NGHOST, NGHOST, NGHOST}, //
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(int3){NGHOST, nn.y, NGHOST}, //
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(int3){NGHOST, NGHOST, nn.z}, //
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(int3){NGHOST, nn.y, nn.z}, //
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};
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const int3 edgex_b0s[] = {
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(int3){NGHOST, 0, 0},
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(int3){NGHOST, NGHOST + nn.y, 0},
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(int3){NGHOST, 0, NGHOST + nn.z},
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(int3){NGHOST, NGHOST + nn.y, NGHOST + nn.z},
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};
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const int3 edgex_dims = (int3){nn.x, NGHOST, NGHOST};
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// Edges Y
|
||||
const int3 edgey_a0s[] = {
|
||||
(int3){NGHOST, NGHOST, NGHOST}, //
|
||||
(int3){nn.x, NGHOST, NGHOST}, //
|
||||
|
||||
(int3){NGHOST, NGHOST, nn.z}, //
|
||||
(int3){nn.x, NGHOST, nn.z}, //
|
||||
};
|
||||
const int3 edgey_b0s[] = {
|
||||
(int3){0, NGHOST, 0},
|
||||
(int3){NGHOST + nn.x, NGHOST, 0},
|
||||
|
||||
(int3){0, NGHOST, NGHOST + nn.z},
|
||||
(int3){NGHOST + nn.x, NGHOST, NGHOST + nn.z},
|
||||
};
|
||||
const int3 edgey_dims = (int3){NGHOST, nn.y, NGHOST};
|
||||
|
||||
// Edges Z
|
||||
const int3 edgez_a0s[] = {
|
||||
(int3){NGHOST, NGHOST, NGHOST}, //
|
||||
(int3){nn.x, NGHOST, NGHOST}, //
|
||||
|
||||
(int3){NGHOST, nn.y, NGHOST}, //
|
||||
(int3){nn.x, nn.y, NGHOST}, //
|
||||
};
|
||||
const int3 edgez_b0s[] = {
|
||||
(int3){0, 0, NGHOST},
|
||||
(int3){NGHOST + nn.x, 0, NGHOST},
|
||||
|
||||
(int3){0, NGHOST + nn.y, NGHOST},
|
||||
(int3){NGHOST + nn.x, NGHOST + nn.y, NGHOST},
|
||||
};
|
||||
|
||||
const int3 edgez_dims = (int3){NGHOST, NGHOST, nn.z};
|
||||
|
||||
// Sides XY
|
||||
const int3 sidexy_a0s[] = {
|
||||
(int3){NGHOST, NGHOST, NGHOST}, //
|
||||
(int3){NGHOST, NGHOST, nn.z}, //
|
||||
};
|
||||
const int3 sidexy_b0s[] = {
|
||||
(int3){NGHOST, NGHOST, 0}, //
|
||||
(int3){NGHOST, NGHOST, NGHOST + nn.z}, //
|
||||
};
|
||||
const int3 sidexy_dims = (int3){nn.x, nn.y, NGHOST};
|
||||
|
||||
// Sides XZ
|
||||
const int3 sidexz_a0s[] = {
|
||||
(int3){NGHOST, NGHOST, NGHOST}, //
|
||||
(int3){NGHOST, nn.y, NGHOST}, //
|
||||
};
|
||||
const int3 sidexz_b0s[] = {
|
||||
(int3){NGHOST, 0, NGHOST}, //
|
||||
(int3){NGHOST, NGHOST + nn.y, NGHOST}, //
|
||||
};
|
||||
const int3 sidexz_dims = (int3){nn.x, NGHOST, nn.z};
|
||||
|
||||
// Sides YZ
|
||||
const int3 sideyz_a0s[] = {
|
||||
(int3){NGHOST, NGHOST, NGHOST}, //
|
||||
(int3){nn.x, NGHOST, NGHOST}, //
|
||||
};
|
||||
const int3 sideyz_b0s[] = {
|
||||
(int3){0, NGHOST, NGHOST}, //
|
||||
(int3){NGHOST + nn.x, NGHOST, NGHOST}, //
|
||||
};
|
||||
const int3 sideyz_dims = (int3){NGHOST, nn.y, nn.z};
|
||||
|
||||
// Alloc
|
||||
CommData corner_data = acCreateCommData(device, corner_dims, ARRAY_SIZE(corner_a0s));
|
||||
CommData edgex_data = acCreateCommData(device, edgex_dims, ARRAY_SIZE(edgex_a0s));
|
||||
CommData edgey_data = acCreateCommData(device, edgey_dims, ARRAY_SIZE(edgey_a0s));
|
||||
CommData edgez_data = acCreateCommData(device, edgez_dims, ARRAY_SIZE(edgez_a0s));
|
||||
CommData sidexy_data = acCreateCommData(device, sidexy_dims, ARRAY_SIZE(sidexy_a0s));
|
||||
CommData sidexz_data = acCreateCommData(device, sidexz_dims, ARRAY_SIZE(sidexz_a0s));
|
||||
CommData sideyz_data = acCreateCommData(device, sideyz_dims, ARRAY_SIZE(sideyz_a0s));
|
||||
|
||||
// Communicate
|
||||
Timer ttot;
|
||||
cudaDeviceSynchronize();
|
||||
MPI_Barrier(MPI_COMM_WORLD);
|
||||
timer_reset(&ttot);
|
||||
MPI_Barrier(MPI_COMM_WORLD);
|
||||
|
||||
acPackCommData(device, corner_a0s, &corner_data);
|
||||
acPackCommData(device, edgex_a0s, &edgex_data);
|
||||
acPackCommData(device, edgey_a0s, &edgey_data);
|
||||
acPackCommData(device, edgez_a0s, &edgez_data);
|
||||
acPackCommData(device, sidexy_a0s, &sidexy_data);
|
||||
acPackCommData(device, sidexz_a0s, &sidexz_data);
|
||||
acPackCommData(device, sideyz_a0s, &sideyz_data);
|
||||
|
||||
#if MPI_GPUDIRECT_DISABLED
|
||||
acTransferCommDataToHost(device, &corner_data);
|
||||
acTransferCommDataToHost(device, &edgex_data);
|
||||
acTransferCommDataToHost(device, &edgey_data);
|
||||
acTransferCommDataToHost(device, &edgez_data);
|
||||
acTransferCommDataToHost(device, &sidexy_data);
|
||||
acTransferCommDataToHost(device, &sidexz_data);
|
||||
acTransferCommDataToHost(device, &sideyz_data);
|
||||
#endif
|
||||
|
||||
acTransferCommData(device, corner_a0s, corner_b0s, &corner_data);
|
||||
acTransferCommData(device, edgex_a0s, edgex_b0s, &edgex_data);
|
||||
acTransferCommData(device, edgey_a0s, edgey_b0s, &edgey_data);
|
||||
acTransferCommData(device, edgez_a0s, edgez_b0s, &edgez_data);
|
||||
acTransferCommData(device, sidexy_a0s, sidexy_b0s, &sidexy_data);
|
||||
acTransferCommData(device, sidexz_a0s, sidexz_b0s, &sidexz_data);
|
||||
acTransferCommData(device, sideyz_a0s, sideyz_b0s, &sideyz_data);
|
||||
|
||||
acTransferCommDataWait(corner_data);
|
||||
acTransferCommDataWait(edgex_data);
|
||||
acTransferCommDataWait(edgey_data);
|
||||
acTransferCommDataWait(edgez_data);
|
||||
acTransferCommDataWait(sidexy_data);
|
||||
acTransferCommDataWait(sidexz_data);
|
||||
acTransferCommDataWait(sideyz_data);
|
||||
|
||||
#if MPI_GPUDIRECT_DISABLED
|
||||
acTransferCommDataToDevice(device, &corner_data);
|
||||
acTransferCommDataToDevice(device, &edgex_data);
|
||||
acTransferCommDataToDevice(device, &edgey_data);
|
||||
acTransferCommDataToDevice(device, &edgez_data);
|
||||
acTransferCommDataToDevice(device, &sidexy_data);
|
||||
acTransferCommDataToDevice(device, &sidexz_data);
|
||||
acTransferCommDataToDevice(device, &sideyz_data);
|
||||
#endif
|
||||
|
||||
acUnpackCommData(device, corner_b0s, &corner_data);
|
||||
acUnpackCommData(device, edgex_b0s, &edgex_data);
|
||||
acUnpackCommData(device, edgey_b0s, &edgey_data);
|
||||
acUnpackCommData(device, edgez_b0s, &edgez_data);
|
||||
acUnpackCommData(device, sidexy_b0s, &sidexy_data);
|
||||
acUnpackCommData(device, sidexz_b0s, &sidexz_data);
|
||||
acUnpackCommData(device, sideyz_b0s, &sideyz_data);
|
||||
|
||||
cudaDeviceSynchronize();
|
||||
MPI_Barrier(MPI_COMM_WORLD);
|
||||
const double msec = timer_diff_nsec(ttot) / 1e6;
|
||||
MPI_Barrier(MPI_COMM_WORLD);
|
||||
|
||||
int pid, nprocs;
|
||||
MPI_Comm_rank(MPI_COMM_WORLD, &pid);
|
||||
MPI_Comm_size(MPI_COMM_WORLD, &nprocs);
|
||||
if (!pid) {
|
||||
printf("--- Total communication time per substep (comm): %f ms\n", msec);
|
||||
|
||||
// Write out to file
|
||||
FILE* fp = fopen("benchmark.result", "a+");
|
||||
fprintf(fp, "%d, %f\n", nprocs, msec);
|
||||
fclose(fp);
|
||||
}
|
||||
|
||||
// Dealloc
|
||||
acDestroyCommData(device, &corner_data);
|
||||
acDestroyCommData(device, &edgex_data);
|
||||
acDestroyCommData(device, &edgey_data);
|
||||
acDestroyCommData(device, &edgez_data);
|
||||
acDestroyCommData(device, &sidexy_data);
|
||||
acDestroyCommData(device, &sidexz_data);
|
||||
acDestroyCommData(device, &sideyz_data);
|
||||
|
||||
return AC_SUCCESS;
|
||||
}
|
||||
|
||||
AcResult
|
||||
acGridIntegrate(const Stream stream, const AcReal dt)
|
||||
{
|
||||
|
||||
Reference in New Issue
Block a user