#include "gras.h"
#include "xbt/matrix.h"
-#define PROC_MATRIX_SIZE 2
+#define PROC_MATRIX_SIZE 6
#define SLAVE_COUNT (PROC_MATRIX_SIZE*PROC_MATRIX_SIZE)
-#define DATA_MATRIX_SIZE 4
+#define DATA_MATRIX_SIZE 600
const int submatrix_size = DATA_MATRIX_SIZE/PROC_MATRIX_SIZE;
XBT_LOG_NEW_DEFAULT_CATEGORY(pmm,"Parallel Matrix Multiplication");
/* send from master to slave to assign a position and some data */
gras_msgtype_declare("assignment", assignment_type);
- /* send from master to slave to ask a final result */
- gras_msgtype_declare("ask_result", gras_datadesc_by_name("int"));
-
- /* send from master to slave to indicate the begining of step */
- gras_msgtype_declare("step", gras_datadesc_by_name("int"));
- /* send from slave to master to indicate the end of the current step */
- gras_msgtype_declare("step_ack", gras_datadesc_by_name("int"));
-
- /* send data between slave */
- gras_msgtype_declare("dataA", gras_datadesc_by_name("double"));
- /* send data between slave */
- gras_msgtype_declare("dataB", gras_datadesc_by_name("double"));
+ /* send data between slaves */
+ gras_msgtype_declare("dataA", gras_datadesc_matrix(gras_datadesc_by_name("double"),NULL));
+ gras_msgtype_declare("dataB", gras_datadesc_matrix(gras_datadesc_by_name("double"),NULL));
}
/* Function prototypes */
int master (int argc,char *argv[]) {
- xbt_ex_t e;
-
- int i,port,ask_result,step;
+ int i,port;
xbt_matrix_t A,B,C;
result_t result;
B = xbt_matrix_double_new_seq(DATA_MATRIX_SIZE,DATA_MATRIX_SIZE);
C = xbt_matrix_double_new_zeros(DATA_MATRIX_SIZE,DATA_MATRIX_SIZE);
- //xbt_matrix_dump(B,"B:seq",0,xbt_matrix_dump_display_double);
-
-
/* Get arguments and create sockets */
port=atoi(argv[1]);
//scatter();
//scatter_parl();
//multiplication();
//gather();
- //display(A);
/************************* Init Data Send *********************************/
- int step_ack;
gras_os_sleep(5);
for( i=1;i<argc && i<=SLAVE_COUNT;i++){
INFO2("Connected to %s:%d.",grid[i-1]->name,grid[i-1]->port);
}
+ xbt_assert2(i-1==SLAVE_COUNT,
+ "Not enough slaves for this setting (got %d of %d). Change the deployment file",
+ i-1,SLAVE_COUNT);
/* FIXME: let the surnumerous slave die properly */
-
+
int row=0, line=0;
+ INFO0("XXXXXXXXXXXXXXXXXXXXXX begin Multiplication");
for(i=0 ; i<SLAVE_COUNT; i++){
s_assignment_t assignment;
int j;
submatrix_size,submatrix_size,
submatrix_size*line,submatrix_size*row,
NULL);
- //xbt_matrix_dump(assignment.B,"assignment.B",0,xbt_matrix_dump_display_double);
row++;
if (row >= PROC_MATRIX_SIZE) {
row=0;
}
gras_msg_send(socket[i],gras_msgtype_by_name("assignment"),&assignment);
- // INFO3("Send assignment to %s : data A= %.3g & data B= %.3g",
- // gras_socket_peer_name(socket[i]),mydata.a,mydata.b);
-
+ xbt_matrix_free(assignment.A);
+ xbt_matrix_free(assignment.B);
}
// end assignment
/******************************* multiplication ********************************/
- INFO0("XXXXXXXXXXXXXXXXXXXXXX begin Multiplication");
-
- for (step=0; step < PROC_MATRIX_SIZE; step++){
- for (i=0; i< SLAVE_COUNT; i++){
- TRY {
- gras_msg_send(socket[i], gras_msgtype_by_name("step"), &step);
- } CATCH(e) {
- gras_socket_close(socket[i]);
- RETHROW0("Unable to send the msg : %s");
- }
- }
- INFO1("XXXXXX Next step (%d)",step);
-
- /* wait for computing and slave messages exchange */
-
- i=0;
- while ( i< SLAVE_COUNT) {
- TRY {
- gras_msg_wait(1300,gras_msgtype_by_name("step_ack"),&from,&step_ack);
- } CATCH(e) {
- RETHROW0("Can't get a Ack step message from slave : %s");
- }
- i++;
- DEBUG3("Got step ack from %s (got %d of %d)",
- gras_socket_peer_name(from), i, SLAVE_COUNT);
- }
- }
- /********************************* gather ***************************************/
-
- ask_result=0;
- for( i=1;i< argc;i++){
- gras_msg_send(socket[i],gras_msgtype_by_name("ask_result"),&ask_result);
- INFO1("Send (Ask Result) message to %s",gras_socket_peer_name(socket[i]));
- }
/* wait for results */
- for( i=1;i< argc;i++){
- gras_msg_wait(600,gras_msgtype_by_name("result"),&from,&result);
- xbt_matrix_copy_values(result.C,C, submatrix_size,submatrix_size,
+ for( i=0;i< SLAVE_COUNT;i++){
+ gras_msg_wait(6000,gras_msgtype_by_name("result"),&from,&result);
+ xbt_matrix_copy_values(C,result.C, submatrix_size,submatrix_size,
submatrix_size*result.linepos,
submatrix_size*result.rowpos,
0,0,NULL);
+ xbt_matrix_free(result.C);
}
/* end of gather */
INFO0 ("The Result of Multiplication is :");
xbt_matrix_dump(C,"C:res",0,xbt_matrix_dump_display_double);
-
+
+ for(i=0; i<SLAVE_COUNT; i++) {
+ gras_socket_close(socket[i]);
+ xbt_host_free(grid[i]);
+ }
+
+ xbt_matrix_free(A);
+ xbt_matrix_free(B);
+ xbt_matrix_free(C);
+ gras_exit();
return 0;
} /* end_of_master */
xbt_ex_t e;
- int step,port,l,result_ack=0;
+ int step,l;
xbt_matrix_t bA=xbt_matrix_new(submatrix_size,submatrix_size,
sizeof(double),NULL);
xbt_matrix_t bB=xbt_matrix_new(submatrix_size,submatrix_size,
/* sockets for brodcast to other slave */
gras_socket_t socket_line[PROC_MATRIX_SIZE-1];
gras_socket_t socket_row[PROC_MATRIX_SIZE-1];
-
+ memset(socket_line,0,sizeof(socket_line));
+ memset(socket_row,0,sizeof(socket_row));
+
/* Init the GRAS's infrastructure */
-
gras_init(&argc, argv);
- /* Get arguments and create sockets */
-
- port=atoi(argv[1]);
-
/* Create my master socket */
- sock = gras_socket_server(port);
+ sock = gras_socket_server(atoi(argv[1]));
int i;
/* Register the known messages */
/* Recover my initialized Data and My Position*/
s_assignment_t assignment;
- INFO2("Launch %s (port=%d); wait for my enrole message",argv[0],port);
+ INFO2("Launch %s (port=%d); wait for my enrole message",argv[0],gras_os_myport());
TRY {
gras_msg_wait(600,gras_msgtype_by_name("assignment"),&master,&assignment);
} CATCH(e) {
myrow = assignment.rowpos;
mydataA = assignment.A;
mydataB = assignment.B;
- INFO1("mydataB=%p",mydataB);
INFO2("Receive my pos (%d,%d) and assignment",myline,myrow);
- // xbt_matrix_dump(mydataB,"myB",0,xbt_matrix_dump_display_double);
-
/* Get my neighborhood from the assignment message (skipping myself) */
int j=0;
for (i=0,j=0 ; i<PROC_MATRIX_SIZE ; i++){
xbt_host_free(assignment.row[i]);
}
-
- do { //repeat until compute Cb
+ for (step=0; step<PROC_MATRIX_SIZE;step++) {
- TRY {
- gras_msg_wait(200,gras_msgtype_by_name("step"),NULL,&step);
- } CATCH(e) {
- RETHROW0("Can't get a Next Step message from master : %s");
- }
- INFO1("Receive a step message from master: step = %d ",step);
-
/* a line brodcast */
- gras_os_sleep(3); // IL FAUT EXPRIMER LE TEMPS D'ATTENTE EN FONCTION DE "SLAVE_COUNT"
-
if(myline==step){
- INFO2("step(%d) = Myline(%d)",step,myline);
- for (l=0;l < PROC_MATRIX_SIZE-1 ;l++){
- INFO1("mydataB=%p",mydataB);
- gras_msg_send(socket_row[l],
- gras_msgtype_by_name("dataB"),
- &mydataB);
- INFO1("mydataB=%p",mydataB);
-
- xbt_matrix_free(bB);
- INFO1("mydataB=%p",mydataB);
- xbt_matrix_dump(mydataB,"myB",0,xbt_matrix_dump_display_double);
- bB = xbt_matrix_new_sub(mydataB,
- submatrix_size,submatrix_size,
- 0,0,NULL);
+ INFO2("LINE: step(%d) = Myline(%d). Broadcast my data.",step,myline);
+ for (l=0;l < PROC_MATRIX_SIZE-1 ;l++)
+ gras_msg_send(socket_row[l],
+ gras_msgtype_by_name("dataB"),
+ &mydataB);
- INFO0("send my data B to my (vertical) neighbors");
- }
+ xbt_matrix_free(bB);
+ bB = xbt_matrix_new_sub(mydataB,
+ submatrix_size,submatrix_size,
+ 0,0,NULL);
} else {
- INFO2("step(%d) <> Myline(%d)",step,myline);
TRY {
- INFO1("mydataB=%p",mydataB);
xbt_matrix_free(bB);
- INFO1("mydataB=%p",mydataB);
gras_msg_wait(600,gras_msgtype_by_name("dataB"),&from,&bB);
- INFO1("mydataB=%p",mydataB);
} CATCH(e) {
RETHROW0("Can't get a data message from line : %s");
}
- INFO1("Receive data B from my neighbor: %s",
+ INFO3("LINE: step(%d) <> Myline(%d). Receive data from %s",step,myline,
gras_socket_peer_name(from));
}
/* a row brodcast */
- if (myrow==step) {
- for (l=1;l < PROC_MATRIX_SIZE ;l++){
- gras_msg_send(socket_line[l-1],gras_msgtype_by_name("dataA"), &mydataA);
- xbt_matrix_free(bA);
- bA = xbt_matrix_new_sub(mydataA,
- submatrix_size,submatrix_size,
- 0,0,NULL);
-
- INFO0("send my data A to my (horizontal) neighbors");
- }
+ if (myrow==step) {
+ INFO2("ROW: step(%d)=myrow(%d). Broadcast my data",step,myrow);
+ for (l=1;l < PROC_MATRIX_SIZE ;l++)
+ gras_msg_send(socket_line[l-1],gras_msgtype_by_name("dataA"), &mydataA);
+ xbt_matrix_free(bA);
+ bA = xbt_matrix_new_sub(mydataA,
+ submatrix_size,submatrix_size,
+ 0,0,NULL);
} else {
TRY {
xbt_matrix_free(bA);
} CATCH(e) {
RETHROW0("Can't get a data message from row : %s");
}
- INFO1("Receive data A from my neighbor : %s ",
+ INFO3("ROW: step(%d)<>myrow(%d). Receive data from %s",step,myrow,
gras_socket_peer_name(from));
}
xbt_matrix_double_addmult(bA,bB,bC);
- /* send a ack msg to master */
-
- gras_msg_send(master,gras_msgtype_by_name("step_ack"),&step);
-
- INFO1("Send ack to master for to end %d th step",step);
-
- } while (step < PROC_MATRIX_SIZE);
- /* wait Message from master to send the result */
+ };
+ /* send Result to master */
result.C=bC;
result.linepos=myline;
result.rowpos=myrow;
-
- TRY {
- gras_msg_wait(600,gras_msgtype_by_name("ask_result"),
- &master,&result_ack);
- } CATCH(e) {
- RETHROW0("Can't get a data message from line : %s");
- }
- /* send Result to master */
+
TRY {
gras_msg_send(master, gras_msgtype_by_name("result"),&result);
} CATCH(e) {
- // gras_socket_close(from);
RETHROW0("Failed to send PING to server: %s");
}
INFO2(">>>>>>>> Result sent to %s:%d <<<<<<<<",
gras_socket_peer_name(master),gras_socket_peer_port(master));
/* Free the allocated resources, and shut GRAS down */
+
+ xbt_matrix_free(bA);
+ xbt_matrix_free(bB);
+ xbt_matrix_free(bC);
+
+ xbt_matrix_free(mydataA);
+ xbt_matrix_free(mydataB);
+ gras_socket_close(sock);
gras_socket_close(master);
gras_socket_close(from);
+ /* FIXME: Some of these sockets are "not known", no idea why *
+ for (l=0; l < PROC_MATRIX_SIZE-1; l++) {
+ if (socket_line[l])
+ gras_socket_close(socket_line[l]);
+ if (socket_row[l])
+ gras_socket_close(socket_row[l]);
+ }*/
+
+
gras_exit();
INFO0("Done.");
return 0;
