+++ /dev/null
-/* Copyright (c) 2012-2014. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-/*!
- * 2.5D Block Matrix Multiplication example
- *
- */
-
-#include "Matrix_init.h"
-#include "Summa.h"
-#include "2.5D_MM.h"
-#include <stdlib.h>
-#include <stdio.h>
-#include "xbt/log.h"
-#define CHECK_25D 1
-
- XBT_LOG_NEW_DEFAULT_CATEGORY(25D_MM,
- "Messages specific for this msg example");
-
-double two_dot_five(
- size_t m, size_t k, size_t n,
- size_t Block_size, size_t group, size_t key,
- size_t size_row, size_t size_col, size_t NB_groups ){
- double *a, *b, *c;
- double *res = NULL;
- /* Split the communicator into groups */
-
- /* Find out my identity in the default communicator */
- int myrank;
- int NB_proc;
- int err;
- int useless = 0;
-
-
- double time, communication_time = 0;
- double start_time, end_time; //time mesure
- double end_time_intern; //time mesure
- double start_time_reduce, end_time_reduce; //time mesure
-
- MPI_Comm my_world;
-
- if ( group >= NB_groups ){
- XBT_DEBUG(
- "Not enough group NB_groups : %zu my group id : %zu\n",
- NB_groups, group);
- MPI_Comm_split(MPI_COMM_WORLD, 0, key, &my_world);
- return -1;
- }else{
- MPI_Comm_split(MPI_COMM_WORLD, 1, key, &my_world);
- }
-
- MPI_Comm_size (my_world, &NB_proc);
-
- if ( NB_proc < (int)(size_row*size_col*NB_groups) ){
- XBT_INFO(
- "Not enough processors NB_proc : %d required : %zu\n",
- NB_proc, size_row*size_col*NB_groups);
- return -1;
- }
-
-
-
- MPI_Comm group_comm;
- MPI_Comm_split(my_world, group, key, &group_comm);
-
- MPI_Comm_rank(group_comm, &myrank);
- MPI_Comm_size (group_comm, &NB_proc);
- /* for each group start the execution of his */
-
-
- NB_proc=size_row*size_col;
- size_t row = myrank / size_row;
- size_t col = myrank % size_row;
-
-
-
-
- /*-------------------------Check some mandatory conditions------------------*/
- size_t NB_Block = k / Block_size;
- if ( k % Block_size != 0 ){
- XBT_INFO(
- "The matrix size has to be proportionnal to the number\
- of blocks: %zu\n", NB_Block);
- return -1;
- }
-
- if ( size_row > NB_Block || size_col > NB_Block ){
- XBT_INFO(
- "Number of blocks is too small compare to the number of"
- " processors (%zu,%zu) in a row or a col (%zu)\n",
- size_col, size_row, NB_Block);
- return -1;
- }
-
- if ( NB_Block % size_row != 0 || NB_Block % size_col != 0){
- XBT_INFO("The number of Block by processor is not an %s",
- "integer\n");
- return -1;
- }
-
-
-
- if(row >= size_col || col >= size_row){
- XBT_INFO( "I'm useless bye!!! col: %zu row: %zu, "
- "size_col: %zu , size_row: %zu \n",
- col,row,size_col,size_row);
- useless = 1;
- }
-
-
- if(useless == 1){
- /*----------------------Prepare the Communication Layer-------------------*/
- /* add useless processor on a new color to execute the matrix
- * multiplication with the other processors*/
-
- /* Split comm size_to row and column comms */
- MPI_Comm row_comm, col_comm, group_line;
- MPI_Comm_split(my_world, myrank, MPI_UNDEFINED, &group_line);
- /* color by row, rank by column */
- MPI_Comm_split(group_comm, size_row, MPI_UNDEFINED, &row_comm);
- /* color by column, rank by row */
- MPI_Comm_split(group_comm, size_col, MPI_UNDEFINED, &col_comm);
- /*------------------------Communication Layer can be used-----------------*/
-
- return 0;
- }
- XBT_DEBUG( "I'm initialized col: %zu row: %zu, "
- "size_col: %zu , size_row: %zu, my rank: %d \n"
- ,col,row,size_col,size_row, myrank);
-
-
-
- /*------------------------Initialize the matrices---------------------------*/
-
- /* think about a common interface
- * int pdgemm( CblasRowMajor, CblasNoTrans, CblasNoTrans,
- * m, n, k, alpha, a, ia, ja, lda, b, ib, jb, ldb,
- * beta, c, ldc, Comm, rank );
- */
-
- /*------------------------Prepare the Communication Layer-------------------*/
- /* Split comm size_to row and column comms */
- MPI_Comm row_comm, col_comm, group_line;
- MPI_Comm_split(my_world, myrank, group, &group_line);
- /* color by row, rank by column */
- MPI_Comm_split(group_comm, row, col, &row_comm);
- /* color by column, rank by row */
- MPI_Comm_split(group_comm, col, row, &col_comm);
- /*-------------------------Communication Layer can be used------------------*/
-
- // matrix sizes
- m = m / size_col;
- n = n / size_row;
- size_t k_a = k / size_row;
- size_t k_b = k / size_col;
-
-
-
- /*only on the group 0*/
- if( group == 0 ) {
- matrices_initialisation(&a, &b, &c, m, k_a, k_b, n, row, col);
- if( NB_groups > 1 ) res = malloc( sizeof(double)*m*n );
- } else matrices_allocation(&a, &b, &c, m, k_a, k_b, n);
-
-
- /*-------------------Configuration for Summa algorihtm--------------------*/
- /*--------------------Allocation of matrices block-------------------------*/
- double *a_Summa, *b_Summa;
- blocks_initialisation(&a_Summa, &b_Summa, m, Block_size, n);
-
- /*--------------------Communication types for MPI--------------------------*/
- MPI_Datatype Block_a;
- MPI_Datatype Block_a_local;
- MPI_Datatype Block_b;
- MPI_Type_vector(m , Block_size, k_a, MPI_DOUBLE, &Block_a);
- MPI_Type_vector(m , Block_size, Block_size, MPI_DOUBLE, &Block_a_local);
- MPI_Type_vector(Block_size, n, n, MPI_DOUBLE, &Block_b);
- MPI_Type_commit(&Block_a);
- MPI_Type_commit(&Block_a_local);
- MPI_Type_commit(&Block_b);
- /*-------------Communication types for MPI are configured------------------*/
-
-
-
-
- MPI_Barrier(my_world);
- start_time = MPI_Wtime();
- if( NB_groups > 1 ) {
- err = MPI_Bcast(a, m*k_a, MPI_DOUBLE, 0, group_line);
- if (err != MPI_SUCCESS) {
- perror("Error Bcast A\n");
- return -1;
- }
- err = MPI_Bcast(b, n*k_b, MPI_DOUBLE, 0, group_line);
- if (err != MPI_SUCCESS) {
- perror("Error Bcast B\n");
- return -1;
- }
- MPI_Barrier(my_world);
- }
- end_time_intern = MPI_Wtime();
- communication_time += end_time_intern - start_time;
-
- XBT_INFO( "group %zu NB_block: %zu, NB_groups %zu\n"
- ,group,NB_Block, NB_groups);
- XBT_INFO(
- "m %zu, k_a %zu, k_b %zu, n %zu, Block_size %zu, "
- "group*NB_Block/NB_groups %zu, "
- "(group+1)*NB_Block/NB_groups %zu, row %zu, col %zu,"
- "size_row %zu, size_col %zu\n" ,
- m, k_a, k_b, n, Block_size,
- group*NB_Block/NB_groups, (group+1)*NB_Block/NB_groups,
- row, col, size_row, size_col);
-
-
- Summa( a, b, c, k_a, n, n, m, k_a, k_b, n, Block_size,
- group*NB_Block/NB_groups, (group+1)*NB_Block/NB_groups,
- row, col, size_row, size_col, a_Summa, b_Summa, Block_a,
- Block_a_local, Block_b, row_comm, col_comm, 0);
-
- /*-------------------------End Summa algorihtm-----------------------------*/
-
- MPI_Comm_rank(group_line, &myrank);
-
- MPI_Barrier(my_world);
- start_time_reduce = MPI_Wtime();
- if( NB_groups > 1 ) {
- // a gather is better?
- err = MPI_Reduce(c, res, m*n, MPI_DOUBLE, MPI_SUM, 0, group_line);
- if (err != MPI_SUCCESS) {
- perror("Error Bcast A\n");
- return -1;
- }
- }else{
- double *swap= c;
- c = res;
- res=swap;
- }
- MPI_Barrier(my_world);
- end_time_reduce = MPI_Wtime();
-
- MPI_Barrier(my_world);
- end_time = MPI_Wtime();
- time = end_time - start_time;
- double reduce_time = end_time_reduce - start_time_reduce;
- printf("communication time: %e reduce time: %e seconds, "
- "total time: %e seconds\n",communication_time,reduce_time,time);
- MPI_Barrier(my_world);
-
-#if CHECK_25D
- if(myrank == 0)
- check_result(res, a, b, m, n, k_a, k_b, row, col, size_row, size_col);
-#endif
-
- // close properly the pragram
-
- MPI_Type_free(&Block_a);
- MPI_Type_free(&Block_a_local);
- MPI_Type_free(&Block_b);
-
- free(a_Summa);
- free(b_Summa);
-
-
- free( a );
- free( b );
- if( NB_groups > 1 ) {
- free( c );
- }
- free(res);
-
- MPI_Barrier(MPI_COMM_WORLD);
- MPI_Comm_free(&my_world);
- MPI_Comm_free(&group_comm);
- MPI_Comm_free(&group_line);
- MPI_Comm_free(&row_comm);
- MPI_Comm_free(&col_comm);
- return 0;
-}
-
-
-
+++ /dev/null
-/* Copyright (c) 2012, 2014. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include <mpi.h>
-double two_dot_five(
- size_t m, size_t k, size_t n,
- size_t Block_size, size_t group, size_t key,
- size_t size_row, size_t size_col, size_t NB_groups );
-
include_directories(BEFORE "${CMAKE_HOME_DIRECTORY}/include/smpi")
if(NOT WIN32)
- add_executable (MM_mpi MM_mpi.c 2.5D_MM.c Summa.c Matrix_init.c)
+ add_executable (MM_mpi MM_mpi.c Summa.c Matrix_init.c)
target_link_libraries(MM_mpi simgrid)
endif()
endif()
-set(tesh_files
- ${tesh_files}
- PARENT_SCOPE)
set(examples_src
${examples_src}
${CMAKE_CURRENT_SOURCE_DIR}/MM_mpi.c
- ${CMAKE_CURRENT_SOURCE_DIR}/2.5D_MM.c
${CMAKE_CURRENT_SOURCE_DIR}/Summa.c
${CMAKE_CURRENT_SOURCE_DIR}/Matrix_init.c
- ${CMAKE_CURRENT_SOURCE_DIR}/2.5D_MM.h
${CMAKE_CURRENT_SOURCE_DIR}/Summa.h
${CMAKE_CURRENT_SOURCE_DIR}/Matrix_init.h
PARENT_SCOPE)
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-/*
- * Block Matrix Multiplication example
- *
- */
+/* Block Matrix Multiplication example */
#include "Matrix_init.h"
-#include "2.5D_MM.h"
+#include "Summa.h"
#include "xbt/log.h"
#include <xbt/str.h>
-/*int sched_setaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *mask);
- int sched_getaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *mask);
- */
#include <stdio.h>
#include <string.h>
#include <mpi.h>
#include <math.h>
#include <getopt.h>
- XBT_LOG_NEW_DEFAULT_CATEGORY(MM_mpi,
- "Messages specific for this msg example");
+#define CHECK_25D 1
+XBT_LOG_NEW_DEFAULT_CATEGORY(MM_mpi, "Messages specific for this msg example");
+static double two_dot_five(size_t m, size_t k, size_t n, size_t Block_size, size_t group, size_t key, size_t size_row,
+ size_t size_col, size_t NB_groups ){
+ double *a, *b, *c;
+ double *res = NULL;
+ /* Split the communicator into groups */
+
+ /* Find out my identity in the default communicator */
+ int myrank;
+ int NB_proc;
+ int err;
+ int useless = 0;
+
+ double time, communication_time = 0;
+ double start_time, end_time; //time mesure
+ double end_time_intern; //time mesure
+ double start_time_reduce, end_time_reduce; //time mesure
+
+ MPI_Comm my_world;
+
+ if ( group >= NB_groups ){
+ XBT_DEBUG("Not enough group NB_groups : %zu my group id : %zu\n", NB_groups, group);
+ MPI_Comm_split(MPI_COMM_WORLD, 0, key, &my_world);
+ return -1;
+ }else{
+ MPI_Comm_split(MPI_COMM_WORLD, 1, key, &my_world);
+ }
+
+ MPI_Comm_size (my_world, &NB_proc);
+
+ if ( NB_proc < (int)(size_row*size_col*NB_groups) ){
+ XBT_INFO("Not enough processors NB_proc : %d required : %zu\n", NB_proc, size_row*size_col*NB_groups);
+ return -1;
+ }
+
+ MPI_Comm group_comm;
+ MPI_Comm_split(my_world, group, key, &group_comm);
+
+ MPI_Comm_rank(group_comm, &myrank);
+ MPI_Comm_size (group_comm, &NB_proc);
+ /* for each group start the execution of his */
+
+ NB_proc=size_row*size_col;
+ size_t row = myrank / size_row;
+ size_t col = myrank % size_row;
+
+ /*-------------------------Check some mandatory conditions------------------*/
+ size_t NB_Block = k / Block_size;
+ if ( k % Block_size != 0 ){
+ XBT_INFO("The matrix size has to be proportionnal to the number of blocks: %zu\n", NB_Block);
+ return -1;
+ }
+
+ if ( size_row > NB_Block || size_col > NB_Block ){
+ XBT_INFO("Number of blocks is too small compare to the number of processors (%zu,%zu) in a row or a col (%zu)\n",
+ size_col, size_row, NB_Block);
+ return -1;
+ }
+
+ if ( NB_Block % size_row != 0 || NB_Block % size_col != 0){
+ XBT_INFO("The number of Block by processor is not an integer\n");
+ return -1;
+ }
+
+ if(row >= size_col || col >= size_row){
+ XBT_INFO( "I'm useless bye!!! col: %zu row: %zu, size_col: %zu , size_row: %zu \n", col,row,size_col,size_row);
+ useless = 1;
+ }
+
+ if(useless == 1){
+ /*----------------------Prepare the Communication Layer-------------------*/
+ /* add useless processor on a new color to execute the matrix
+ * multiplication with the other processors*/
+
+ /* Split comm size_to row and column comms */
+ MPI_Comm row_comm, col_comm, group_line;
+ MPI_Comm_split(my_world, myrank, MPI_UNDEFINED, &group_line);
+ /* color by row, rank by column */
+ MPI_Comm_split(group_comm, size_row, MPI_UNDEFINED, &row_comm);
+ /* color by column, rank by row */
+ MPI_Comm_split(group_comm, size_col, MPI_UNDEFINED, &col_comm);
+ /*------------------------Communication Layer can be used-----------------*/
+
+ return 0;
+ }
+ XBT_DEBUG("I'm initialized col: %zu row: %zu, size_col: %zu , size_row: %zu, my rank: %d \n", col,row,size_col,
+ size_row, myrank);
+
+ /*------------------------Initialize the matrices---------------------------*/
+ /* think about a common interface
+ * int pdgemm( CblasRowMajor, CblasNoTrans, CblasNoTrans, m, n, k, alpha, a, ia, ja, lda, b, ib, jb, ldb,
+ * beta, c, ldc, Comm, rank );
+ */
+
+ /*------------------------Prepare the Communication Layer-------------------*/
+ /* Split comm size_to row and column comms */
+ MPI_Comm row_comm, col_comm, group_line;
+ MPI_Comm_split(my_world, myrank, group, &group_line);
+ /* color by row, rank by column */
+ MPI_Comm_split(group_comm, row, col, &row_comm);
+ /* color by column, rank by row */
+ MPI_Comm_split(group_comm, col, row, &col_comm);
+ /*-------------------------Communication Layer can be used------------------*/
+
+ // matrix sizes
+ m = m / size_col;
+ n = n / size_row;
+ size_t k_a = k / size_row;
+ size_t k_b = k / size_col;
+
+ /*only on the group 0*/
+ if( group == 0 ) {
+ matrices_initialisation(&a, &b, &c, m, k_a, k_b, n, row, col);
+ if( NB_groups > 1 ) res = malloc( sizeof(double)*m*n );
+ } else matrices_allocation(&a, &b, &c, m, k_a, k_b, n);
+
+ /*-------------------Configuration for Summa algorihtm--------------------*/
+ /*--------------------Allocation of matrices block-------------------------*/
+ double *a_Summa, *b_Summa;
+ blocks_initialisation(&a_Summa, &b_Summa, m, Block_size, n);
+
+ /*--------------------Communication types for MPI--------------------------*/
+ MPI_Datatype Block_a;
+ MPI_Datatype Block_a_local;
+ MPI_Datatype Block_b;
+ MPI_Type_vector(m , Block_size, k_a, MPI_DOUBLE, &Block_a);
+ MPI_Type_vector(m , Block_size, Block_size, MPI_DOUBLE, &Block_a_local);
+ MPI_Type_vector(Block_size, n, n, MPI_DOUBLE, &Block_b);
+ MPI_Type_commit(&Block_a);
+ MPI_Type_commit(&Block_a_local);
+ MPI_Type_commit(&Block_b);
+ /*-------------Communication types for MPI are configured------------------*/
+
+ MPI_Barrier(my_world);
+ start_time = MPI_Wtime();
+ if( NB_groups > 1 ) {
+ err = MPI_Bcast(a, m*k_a, MPI_DOUBLE, 0, group_line);
+ if (err != MPI_SUCCESS) {
+ perror("Error Bcast A\n");
+ return -1;
+ }
+ err = MPI_Bcast(b, n*k_b, MPI_DOUBLE, 0, group_line);
+ if (err != MPI_SUCCESS) {
+ perror("Error Bcast B\n");
+ return -1;
+ }
+ MPI_Barrier(my_world);
+ }
+ end_time_intern = MPI_Wtime();
+ communication_time += end_time_intern - start_time;
+
+ XBT_INFO( "group %zu NB_block: %zu, NB_groups %zu\n",group,NB_Block, NB_groups);
+ XBT_INFO("m %zu, k_a %zu, k_b %zu, n %zu, Block_size %zu, group*NB_Block/NB_groups %zu, "
+ "(group+1)*NB_Block/NB_groups %zu, row %zu, col %zu, size_row %zu, size_col %zu\n",m, k_a, k_b, n,
+ Block_size, group*NB_Block/NB_groups, (group+1)*NB_Block/NB_groups,row, col, size_row, size_col);
+
+
+ Summa(a, b, c, k_a, n, n, m, k_a, k_b, n, Block_size, group*NB_Block/NB_groups, (group+1)*NB_Block/NB_groups,
+ row, col, size_row, size_col, a_Summa, b_Summa, Block_a, Block_a_local, Block_b, row_comm, col_comm, 0);
+
+ /*-------------------------End Summa algorihtm-----------------------------*/
+
+ MPI_Comm_rank(group_line, &myrank);
+
+ MPI_Barrier(my_world);
+ start_time_reduce = MPI_Wtime();
+ if( NB_groups > 1 ) {
+ // a gather is better?
+ err = MPI_Reduce(c, res, m*n, MPI_DOUBLE, MPI_SUM, 0, group_line);
+ if (err != MPI_SUCCESS) {
+ perror("Error Bcast A\n");
+ return -1;
+ }
+ }else{
+ double *swap= c;
+ c = res;
+ res=swap;
+ }
+ MPI_Barrier(my_world);
+ end_time_reduce = MPI_Wtime();
+
+ MPI_Barrier(my_world);
+ end_time = MPI_Wtime();
+ time = end_time - start_time;
+ double reduce_time = end_time_reduce - start_time_reduce;
+ printf("communication time: %e reduce time: %e seconds, total time: %e seconds\n", communication_time, reduce_time,
+ time);
+ MPI_Barrier(my_world);
+
+#if CHECK_25D
+ if(myrank == 0)
+ check_result(res, a, b, m, n, k_a, k_b, row, col, size_row, size_col);
+#endif
+
+ // close properly the pragram
+ MPI_Type_free(&Block_a);
+ MPI_Type_free(&Block_a_local);
+ MPI_Type_free(&Block_b);
+
+ free(a_Summa);
+ free(b_Summa);
+
+ free( a );
+ free( b );
+ if( NB_groups > 1 ) {
+ free( c );
+ }
+ free(res);
+
+ MPI_Barrier(MPI_COMM_WORLD);
+ MPI_Comm_free(&my_world);
+ MPI_Comm_free(&group_comm);
+ MPI_Comm_free(&group_line);
+ MPI_Comm_free(&row_comm);
+ MPI_Comm_free(&col_comm);
+ return 0;
+}
int main(int argc, char ** argv)
{
-
size_t m = 1024 , n = 1024 , k = 1024;
size_t NB_Block = 16;
size_t Block_size = k/NB_Block ;
y index on N
Z index on K */
-
-
int myrank;
int NB_proc;
size_t row, col, size_row, size_col; //description: vitual processor topology
MPI_Init(&argc, &argv);
/* Find out my identity in the default communicator */
-
MPI_Comm_rank ( MPI_COMM_WORLD, &myrank );
MPI_Comm_size ( MPI_COMM_WORLD, &NB_proc );
size_row = NB_proc/size_col;
}
-
- // for the degub
#if DEBUG_MPI
size_t loop=1;
while(loop==1);
while ((opt = getopt(argc, argv, "hr:c:M:N:K:B:G:g:k:P:")) != -1) {
switch(opt) {
case 'h':
- XBT_INFO(
- "Usage: mxm_cblas_test [options]\n"
- " -M I M size (default: %zu)\n"
- " -N I N size (default: %zu)\n"
- " -K I K size (default: %zu)\n"
- " -B I Block size on the k dimension (default: %zu)\n"
- " -G I Number of processor groups (default: %zu)\n"
- " -g I group index (default: %zu)\n"
- " -k I group rank (default: %zu)\n"
- " -r I processor row size (default: %zu)\n"
- " -c I processor col size (default: %zu)\n"
- " -h help\n",
- m, n, k, Block_size, NB_groups, group, key, row, col);
+ XBT_INFO("Usage: mxm_cblas_test [options]\n"
+ " -M I M size (default: %zu)\n"
+ " -N I N size (default: %zu)\n"
+ " -K I K size (default: %zu)\n"
+ " -B I Block size on the k dimension (default: %zu)\n"
+ " -G I Number of processor groups (default: %zu)\n"
+ " -g I group index (default: %zu)\n"
+ " -k I group rank (default: %zu)\n"
+ " -r I processor row size (default: %zu)\n"
+ " -c I processor col size (default: %zu)\n"
+ " -h help\n", m, n, k, Block_size, NB_groups, group, key, row, col);
return 0;
case 'M':
m = xbt_str_parse_int(optarg, "Invalid M size: %s");
case 'c':
size_col = xbt_str_parse_int(optarg, "Invalid processor col size: %s");
break;
- /*case 'P':
- str_mask = strdup(optarg);
- break;*/
}
}
+ two_dot_five( m, k, n, Block_size, group, key, size_row, size_col, NB_groups);
-
-
-
-
-
- // Defined the device if we use the GPU
- //TODO explain parameters
-
-
- two_dot_five( m, k, n, Block_size, group, key,
- size_row, size_col, NB_groups);
-
- // close properly the pragram
+ // close properly the program
MPI_Barrier(MPI_COMM_WORLD);
MPI_Finalize();
return 0;
#include <math.h>
#include <stdio.h>
#include "xbt/log.h"
- XBT_LOG_NEW_DEFAULT_CATEGORY(MM_init,
- "Messages specific for this msg example");
+ XBT_LOG_NEW_DEFAULT_CATEGORY(MM_init, "Messages specific for this msg example");
#define _unused(x) ((void)x)
-
-void matrices_initialisation( double ** p_a, double ** p_b, double ** p_c,
- size_t m, size_t k_a, size_t k_b, size_t n,
- size_t row, size_t col)
+void matrices_initialisation(double ** p_a, double ** p_b, double ** p_c, size_t m, size_t k_a, size_t k_b, size_t n,
+ size_t row, size_t col)
{
-
- size_t x,y,z;
+ size_t x, y, z;
size_t lda = k_a;
size_t ldb = n;
size_t ldc = n;
- double *a, *b, *c;
_unused(row);
- a = malloc(sizeof(double) * m * k_a);
+ double *a = malloc(sizeof(double) * m * k_a);
if ( a == 0 ){
perror("Error allocation Matrix A");
exit(-1);
}
- b = malloc(sizeof(double) * k_b * n);
+ double *b = malloc(sizeof(double) * k_b * n);
if ( b == 0 ){
perror("Error allocation Matrix B");
exit(-1);
}
- c = malloc(sizeof(double) * m * n);
+ double *c = malloc(sizeof(double) * m * n);
if ( c == 0 ){
perror("Error allocation Matrix C");
exit(-1);
}
}
-void matrices_allocation( double ** p_a, double ** p_b, double ** p_c,
- size_t m, size_t k_a, size_t k_b, size_t n)
+void matrices_allocation( double ** p_a, double ** p_b, double ** p_c, size_t m, size_t k_a, size_t k_b, size_t n)
{
-
- double * a, *b, *c;
-
- a = malloc(sizeof(double) * m * k_a);
+ double *a = malloc(sizeof(double) * m * k_a);
if ( a == 0 ){
perror("Error allocation Matrix A");
exit(-1);
}
- b = malloc(sizeof(double) * k_b * n);
+ double *b = malloc(sizeof(double) * k_b * n);
if ( b == 0 ){
perror("Error allocation Matrix B");
exit(-1);
}
- c = malloc(sizeof(double) * m * n);
+ double *c = malloc(sizeof(double) * m * n);
if ( c == 0 ){
perror("Error allocation Matrix C");
exit(-1);
*p_a=a;
*p_b =b;
*p_c=c;
-
}
-void blocks_initialisation( double ** p_a_local, double ** p_b_local,
- size_t m, size_t B_k, size_t n)
+void blocks_initialisation( double ** p_a_local, double ** p_b_local, size_t m, size_t B_k, size_t n)
{
size_t x,y,z;
size_t lda = B_k;
size_t ldb = n;
- double * a_local, *b_local;
- a_local = malloc(sizeof(double) * m * B_k);
+ double *a_local = malloc(sizeof(double) * m * B_k);
if ( a_local == 0 ){
perror("Error allocation Matrix A");
exit(-1);
}
- b_local = malloc(sizeof(double) * B_k * n);
+ double *b_local = malloc(sizeof(double) * B_k * n);
if ( b_local == 0 ){
perror("Error allocation Matrix B");
}
}
-void check_result(double *c, double *a, double *b,
- size_t m, size_t n, size_t k_a, size_t k_b,
- size_t row, size_t col,
- size_t size_row, size_t size_col)
+void check_result(double *c, double *a, double *b, size_t m, size_t n, size_t k_a, size_t k_b,
+ size_t row, size_t col, size_t size_row, size_t size_col)
{
size_t x,y;
size_t ldc = n;
/* these variable could be use to check the result in function of the
* matrix initialization */
-
/*Display for checking */
#ifdef SIMPLE_MATRIX
XBT_INFO("Value get : %f excepted %zu multiply by y\n", c[((int)m/2)*ldc+1],size_row*k_a );
#endif
{
#ifdef SIMPLE_MATRIX
- XBT_INFO( "%f\t%zu, y : %zu x : %zu \n",
- c[x*ldc+y], size_row*k_a, y, x);
+ XBT_INFO( "%f\t%zu, y : %zu x : %zu \n", c[x*ldc+y], size_row*k_a, y, x);
#else
- XBT_INFO( "%f\t%zu, y : %zu x : %zu \n",
- c[x*ldc+y], y*(size_col*m)*((size_col*m)-1)/2, y, x);
+ XBT_INFO( "%f\t%zu, y : %zu x : %zu \n", c[x*ldc+y], y*(size_col*m)*((size_col*m)-1)/2, y, x);
#endif
goto error_exit;
}
XBT_INFO("result check: ok\n");
return;
error_exit:
- XBT_INFO("result check not ok\n"
- "WARNING the test could be lead to some "
- "errors ( precision with double )\n");
+ XBT_INFO("result check not ok\nWARNING the test could be lead to some errors ( precision with double )\n");
return;
}
-
-
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-/*!
- * Classical Block Matrix Multiplication example
- *
- */
+/* Classical Block Matrix Multiplication example */
#include "Matrix_init.h"
#include "Summa.h"
#include "xbt/log.h"
#include <stdio.h>
- XBT_LOG_NEW_DEFAULT_CATEGORY(MM_Summa,
- "Messages specific for this msg example");
-
-double Summa(double *a, double *b, double *c,
- size_t lda, size_t ldb, size_t ldc,
- size_t m, size_t k_a, size_t k_b, size_t n,
- size_t Block_size, size_t start, size_t end,
- size_t row, size_t col, size_t size_row, size_t size_col,
- double *a_local, double *b_local,
- MPI_Datatype Block_a, MPI_Datatype Block_a_local,
- MPI_Datatype Block_b,
+XBT_LOG_NEW_DEFAULT_CATEGORY(MM_Summa, "Messages specific for this msg example");
+
+double Summa(double *a, double *b, double *c, size_t lda, size_t ldb, size_t ldc,
+ size_t m, size_t k_a, size_t k_b, size_t n, size_t Block_size, size_t start, size_t end,
+ size_t row, size_t col, size_t size_row, size_t size_col, double *a_local, double *b_local,
+ MPI_Datatype Block_a, MPI_Datatype Block_a_local, MPI_Datatype Block_b,
MPI_Comm row_comm, MPI_Comm col_comm, int subs)
{
double *B_a , *B_b ; //matrix blocks
size_t lda_local = lda;
size_t ldb_local = ldb;
-
double time, computation_time = 0, communication_time = 0;
double start_time, end_time; //time mesure
double start_time_intern, end_time_intern; //time mesure
-
-
-
start_time = MPI_Wtime();
/*-------------Distributed Matrix Multiplication algorithm-----------------*/
pos_b = (iter % B_proc_col) * ldb * Block_size;
}
#endif
- XBT_DEBUG( "pivot: %zu, iter: %zu, B_proc_col: %zu, "
- "size_col:%zu, size_row: %zu\n",
+ XBT_DEBUG( "pivot: %zu, iter: %zu, B_proc_col: %zu, size_col:%zu, size_row: %zu\n",
pivot_row, iter, B_proc_row,size_col,size_row);
/* MPI_Barrier(row_comm);*/
/* MPI_Barrier(col_comm);*/
if(size_col > 1){
if( pivot_row == row ){
B_b = b + pos_b;
- XBT_DEBUG("sent B_b Block_size: %zu, pos:%zu \n",
- ldb, pos_b);
+ XBT_DEBUG("sent B_b Block_size: %zu, pos:%zu \n", ldb, pos_b);
}else{
B_b = b_local;
XBT_DEBUG("recieve B_b %zu,%zu \n", Block_size,n);
end_time = MPI_Wtime();
time = end_time - start_time ;
- printf("communication time: %e seconds, "
- "computation time: %e seconds\n",
- communication_time, computation_time);
-
+ printf("communication time: %e seconds, computation time: %e seconds\n", communication_time, computation_time);
return time;
}
* under the terms of the license (GNU LGPL) which comes with this package. */
#include <mpi.h>
-double Summa(
- double *a, double *b, double *c,
- size_t lda, size_t ldb, size_t ldc,
+double Summa(double *a, double *b, double *c, size_t lda, size_t ldb, size_t ldc,
size_t m, size_t k_a, size_t k_b, size_t n,
size_t Block_size, size_t start, size_t end,
size_t row, size_t col, size_t size_row, size_t size_col,
double *a_local, double *b_local,
- MPI_Datatype Block_a, MPI_Datatype Block_a_local,
- MPI_Datatype Block_b,
+ MPI_Datatype Block_a, MPI_Datatype Block_a_local, MPI_Datatype Block_b,
MPI_Comm row_comm, MPI_Comm col_comm, int subs);
+++ /dev/null
-../../../smpi_script/bin/smpirun --cfg=smpi/running_power:2.1175E9 -np 2 -platform ../../platforms/cluster.xml -hostfile host ./MM_mpi
+ examples/msg/actions/NAS_LU_S_4/.*
+ examples/msg/chord/chord3\.xml
-+ examples/smpi/MM/command_exemple
+ examples/smpi/MM/host
+ examples/smpi/NAS/.*
