/* Global private data */
typedef struct {
gras_socket_t sock;
+ int done;
} sensor_data_t;
/* Function prototypes */
int sensor (int argc,char *argv[]);
+static int sensor_cb_kill(gras_msg_cb_ctx_t ctx,
+ void *payload_data) {
+
+ sensor_data_t *g=gras_userdata_get();
+ g->done = 1;
+ INFO0("Killed");
+ return 1;
+}
int sensor (int argc,char *argv[]) {
sensor_data_t *g;
amok_bw_init();
g=gras_userdata_new(sensor_data_t);
- g->sock = gras_socket_server(4000);
+ g->sock = gras_socket_server(atoi(argv[1]));
- while (1) {
- gras_msg_handle(60.0);
+ g->done = 0;
+ gras_msgtype_declare("kill",NULL);
+ gras_cb_register(gras_msgtype_by_name("kill"),&sensor_cb_kill);
+
+ while (!g->done) {
+ gras_msg_handle(120.0);
}
+ gras_socket_close(g->sock);
+ free(g);
+ gras_exit();
return 0;
}
/* Function prototypes */
int maestro (int argc,char *argv[]);
+/* XP setups */
+const int buf_size = 0;
+const int exp_size = 64*1024*1024; // * 1024;
+const int msg_size = 16*1024*1024;
+const int sat_size = 10*1024*1024; //1024 * 10 *
+
+/* Global private data */
+typedef struct {
+ gras_socket_t sock;
+} s_maestro_data_t,*maestro_data_t;
+
static double XP(const char *bw1, const char *bw2,
const char *sat1, const char *sat2) {
- int buf_size=32 * 1024;
- int exp_size=64 * 1024;
- int msg_size=64 * 1024;
- int sat_size=msg_size * 10;
double sec, bw, sec_sat,bw_sat;
/* Test BW without saturation */
return bw_sat/bw;
}
+static void kill_buddy(char *name,int port){
+ gras_socket_t sock=gras_socket_client(name,port);
+ gras_msg_send(sock,gras_msgtype_by_name("kill"),NULL);
+ gras_socket_close(sock);
+}
+static void kill_buddy_dynar(void *b) {
+ xbt_host_t buddy=*(xbt_host_t*)b;
+ kill_buddy(buddy->name,buddy->port);
+}
+
static void free_host(void *d){
xbt_host_t h=*(xbt_host_t*)d;
free(h->name);
free(h);
}
-int maestro(int argc,char *argv[]) {
+
+static void simple_saturation(int argc, char*argv[]) {
xbt_ex_t e;
- /* XP setups */
- int buf_size=0;
- int exp_size= 1024 * 1024;
- int msg_size=exp_size;
- int sat_size=msg_size * 100;
+ kill_buddy(argv[5],atoi(argv[6]));
+ kill_buddy(argv[7],atoi(argv[8]));
+
+ amok_bw_saturate_start(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
+ sat_size,5);
+ gras_os_sleep(3);
+ TRY {
+ amok_bw_saturate_stop(argv[1],atoi(argv[2]),NULL,NULL);
+ } CATCH(e) {
+ xbt_ex_free(e);
+ }
+
+
+ kill_buddy(argv[1],atoi(argv[2]));
+ kill_buddy(argv[3],atoi(argv[4]));
+}
+/********************************************************************************************/
+void env_hosttohost_bw(int argc, char*argv[]) {
+ xbt_ex_t e;
+
+ /* where are the sensors */
+ xbt_dynar_t hosts = xbt_dynar_new(sizeof(xbt_host_t),&free_host);
+ int nb_hosts;
+
+ /* results */
+ double sec, bw;
+
+ /* iterators */
+ int i;
+ xbt_host_t h1;
+
+ /* socket to sensor */
+ gras_socket_t peer;
+ maestro_data_t g;
+ g=gras_userdata_new(s_maestro_data_t);
+
+ /* wait to ensure that all server sockets are there before starting the experiment */
+ gras_os_sleep(0.5);
+
+ /* Get the sensor location from argc/argv */
+ for (i=1; i<argc-1; i+=2){
+ xbt_host_t host=xbt_new(s_xbt_host_t,1);
+ host->name=strdup(argv[i]);
+ host->port=atoi(argv[i+1]);
+ INFO2("New sensor: %s:%d",host->name,host->port);
+ xbt_dynar_push(hosts,&host);
+ }
+ nb_hosts = xbt_dynar_length(hosts);
+
+ INFO0(">>> start Test1: ENV end to end mesurements");
+
+ xbt_dynar_foreach(hosts,i,h1) {
+ peer = gras_socket_client(h1->name,h1->port);
+ amok_bw_test(peer,buf_size,exp_size,msg_size,&sec,&bw);
+ INFO6("Bandwidth between me and %s:%d (%d bytes in msgs of %d bytes) took %f sec, achieving %.3f kb/s",
+ h1->name,h1->port,
+ exp_size,msg_size,
+ sec,((double)bw)/1024.0);
+ }
+
+ xbt_dynar_map(hosts,kill_buddy_dynar);
+ xbt_dynar_free(&hosts);
+
+ gras_socket_close(g->sock);
+
+}
+/********************************************************************************************/
+void env_Pairwisehost_bw(int argc, char*argv[]) {
+ xbt_ex_t e;
+
+ /* where are the sensors */
+ xbt_dynar_t hosts = xbt_dynar_new(sizeof(xbt_host_t),&free_host);
+ int nb_hosts;
+
+ /* getting the name of maestro for the saturation and the concurrent bandwidth measurements */
+ char* host_test=argv[0];
+
+ /* results */
+ double sec, bw;
+
+ /* iterators */
+ int i,j;
+ xbt_host_t h1,h2;
+
+ /* socket to sensor */
+ gras_socket_t peer;
+ maestro_data_t g;
+ g=gras_userdata_new(s_maestro_data_t);
+
+ /* wait to ensure that all server sockets are there before starting the experiment */
+ gras_os_sleep(0.5);
+
+ INFO1(">>>>>< le maestro est: %s ",argv[0]);
+ /* Get the sensor location from argc/argv */
+ for (i=1; i<argc-1; i+=2){
+ xbt_host_t host=xbt_new(s_xbt_host_t,1);
+ host->name=strdup(argv[i]);
+ host->port=atoi(argv[i+1]);
+ INFO2("New sensor: %s:%d",host->name,host->port);
+ xbt_dynar_push(hosts,&host);
+ }
+ nb_hosts = xbt_dynar_length(hosts);
+
+ INFO0(">>> start Test2: ENV pairwise host bandwidth mesurements");
+ xbt_dynar_foreach(hosts,i,h1) {
+
+ TRY {
+ amok_bw_saturate_start(h1->name,h1->port,
+ host_test,h1->port,//"Ginette"
+ msg_size,120); // sturation of the link with msg_size to compute a concurent bandwidth MA //MB
+ } CATCH(e) {
+ RETHROW0("Cannot ask hosts to saturate the link: %s");
+ }
+ // gras_os_sleep(1.0);
+
+ xbt_dynar_foreach(hosts,j,h2) {
+ if (i==j) continue;
+
+ peer = gras_socket_client(h2->name,h2->port);
+ amok_bw_test(peer,buf_size,exp_size,msg_size,&sec,&bw);
+ INFO6("Bandwidth between me and %s // measurement between me and %s (%d bytes in msgs of %d bytes) took %f sec, achieving %.3f kb/s",
+ h2->name,h1->name,
+ exp_size,msg_size,
+ sec,((double)bw)/1024.0);
+
+ }
+ amok_bw_saturate_stop(h1->name,h1->port,NULL,NULL);
+}
+ xbt_dynar_map(hosts,kill_buddy_dynar);
+ xbt_dynar_free(&hosts);
+
+ gras_socket_close(g->sock);
+
+}
+/********************************************************************************************/
+static void full_fledged_saturation(int argc, char*argv[]) {
+ xbt_ex_t e;
+//unsigned int time1=5,bw1=5;
+double time1=5.0,bw1=5.0; // 0.5 for test
/* timers */
double begin_simulated;
int begin;
int i,j,k,l;
xbt_host_t h1,h2,h3,h4;
- gras_init(&argc,argv);
- amok_bw_init();
-
/* Get the sensor location from argc/argv */
for (i=1; i<argc-1; i+=2){
xbt_host_t host=xbt_new(s_xbt_host_t,1);
bw=amok_bw_matrix(hosts,buf_size,exp_size,msg_size);
- INFO2("Did all BW tests in %ld sec (%.2f simulated sec)",
+ INFO2("Did all BW tests in %d sec (%.2f simulated sec)",
time(NULL)-begin,gras_os_time()-begin_simulated);
/* Do the test with saturation */
xbt_dynar_foreach(hosts,i,h1) {
xbt_dynar_foreach(hosts,j,h2) {
if (i==j) continue;
-
+
TRY {
amok_bw_saturate_start(h1->name,h1->port,
h2->name,h2->port,
- sat_size,360000000);
+ sat_size,120);
} CATCH(e) {
RETHROW0("Cannot ask hosts to saturate the link: %s");
}
double ratio;
if (i==l || j==l || k==l) continue;
+ INFO4("TEST %s %s // %s %s",
+ h1->name,h2->name,h3->name,h4->name);
amok_bw_request(h3->name,h3->port, h4->name,h4->port,
buf_size,exp_size,msg_size,
- NULL,&(bw_sat[k*nb_hosts + l]));
-
+ NULL,&(bw_sat[k*nb_hosts + l]));
+
ratio=bw_sat[k*nb_hosts + l] / bw[k*nb_hosts + l];
INFO8("SATURATED BW XP(%s %s // %s %s) => %f (%f vs %f)%s",
h1->name,h2->name,h3->name,h4->name,
ratio,
bw[k*nb_hosts + l] , bw_sat[k*nb_hosts + l],
-
ratio < 0.7 ? " THERE IS SOME INTERFERENCE !!!": "");
}
}
-
- amok_bw_saturate_stop(h1->name,h1->port, NULL,NULL);
+ amok_bw_saturate_stop(h1->name,h1->port,&time1,&bw1);// NULL,NULL);
INFO2("Did an iteration on saturation pair in %ld sec (%.2f simulated sec)",
time(NULL)-begin, gras_os_time()-begin_simulated);
+ INFO2("the duration of the experiment >>>>> %.3f sec (%.3f bandwidth)",time1,bw1);
}
}
+ free(bw_sat);
+ free(bw);
+ xbt_dynar_map(hosts,kill_buddy_dynar);
+ xbt_dynar_free(&hosts);
+}
- gras_os_sleep(5.0);
- exit(0);
-#if 0
- return 0;
- /* start saturation */
- fprintf(stderr,"MAESTRO: Start saturation with size %d",msg_size);
- if ((errcode=grasbw_saturate_start(argv[5],atoi(argv[6]),argv[7],atoi(argv[8]),msg_size*10,60))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while starting saturation",
- xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr,"MAESTRO: Saturation started");
- gras_os_sleep(5.0);
-
- /* test with saturation */
- if ((errcode=grasbw_request(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
- buf_size,exp_size,msg_size,&sec,&bw))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test",xbt_error_name(errcode));
- return 1;
- }
-
- fprintf(stderr,"MAESTRO: Experience3 (%d ko in msgs of %d ko with saturation) took %f sec, achieving %f Mb/s",
- exp_size/1024,msg_size/1024,
- sec,bw);
-
- /* stop saturation */
- if ((errcode=grasbw_saturate_stop(argv[5],atoi(argv[6]),argv[7],atoi(argv[8])))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while stopping saturation",
- xbt_error_name(errcode));
- return 1;
- }
- /* test without saturation */
- if ((errcode=grasbw_request(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
- buf_size,exp_size,msg_size,&sec,&bw))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test",xbt_error_name(errcode));
- return 1;
- }
-
- fprintf(stderr,"MAESTRO: Experience4 (%d ko in msgs of %d ko, without saturation) took %f sec, achieving %f Mb/s",
- exp_size/1024,msg_size/1024,
- sec,bw);
-
- gras_os_sleep(5.0);
-#endif
-
+int maestro(int argc,char *argv[]) {
+
+ gras_init(&argc,argv);
+ amok_bw_init();
+
+env_Pairwisehost_bw(argc,argv);
+//env_hosttohost_bw(argc,argv);
+
+ // simple_saturation(argc,argv);
+ //full_fledged_saturation(argc, argv);
+
+ gras_exit();
return 0;
+
}