#include "amok/bandwidth.h"
#include "amok/peermanagement.h"
-XBT_LOG_NEW_DEFAULT_CATEGORY(saturate,"Messages specific to this example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(saturate, "Messages specific to this example");
/* **********************************************************************
* Sensor code
* **********************************************************************/
/* Function prototypes */
-int sensor (int argc,char *argv[]);
+int sensor(int argc, char *argv[]);
-int sensor (int argc,char *argv[]) {
+int sensor(int argc, char *argv[])
+{
gras_socket_t mysock;
gras_socket_t master;
gras_init(&argc, argv);
amok_bw_init();
amok_pm_init();
-
- mysock = gras_socket_server_range(3000,9999,0,0);
- INFO1("Sensor starting (on port %d)",gras_os_myport());
- gras_os_sleep(2); /* let the master get ready */
+
+ mysock = gras_socket_server_range(3000, 9999, 0, 0);
+ INFO1("Sensor starting (on port %d)", gras_os_myport());
+ gras_os_sleep(2); /* let the master get ready */
master = gras_socket_client_from_string(argv[1]);
-
- amok_pm_group_join(master,"saturate",-1);
+
+ amok_pm_group_join(master, "saturate", -1);
amok_pm_mainloop(600);
gras_socket_close(mysock);
* **********************************************************************/
/* Function prototypes */
-int maestro (int argc,char *argv[]);
+int maestro(int argc, char *argv[]);
/* XP setups */
const int buf_size = 0;
const double min_duration = 1;
static double XP(const char *bw1, const char *bw2,
- const char *sat1, const char *sat2) {
+ const char *sat1, const char *sat2)
+{
- double sec, bw, sec_sat,bw_sat;
+ double sec, bw, sec_sat, bw_sat;
- gras_os_sleep(5.0); /* wait for the sensors to show up */
+ gras_os_sleep(5.0); /* wait for the sensors to show up */
/* Test BW without saturation */
- amok_bw_request(bw1,4000,bw2,4000,
- buf_size,msg_size,msg_amount,min_duration,&sec,&bw);
+ amok_bw_request(bw1, 4000, bw2, 4000,
+ buf_size, msg_size, msg_amount, min_duration, &sec, &bw);
INFO4("BW(%s,%s) => %f sec, achieving %f Mb/s",
- bw1, bw2, sec, (bw/1024.0/1024.0));
+ bw1, bw2, sec, (bw / 1024.0 / 1024.0));
- /* Test BW with saturation */
- amok_bw_saturate_start(sat1,4000,sat2,4000, sat_size,60);
- gras_os_sleep(1.0); /* let it start */
+ /* Test BW with saturation */
+ amok_bw_saturate_start(sat1, 4000, sat2, 4000, sat_size, 60);
+ gras_os_sleep(1.0); /* let it start */
- amok_bw_request(bw1,4000,bw2,4000,
- buf_size,msg_size,msg_amount,min_duration,&sec_sat,&bw_sat);
- INFO6("BW(%s,%s//%s,%s) => %f sec, achieving %f Mb/s",
- bw1,bw2,sat1,sat2,sec,bw/1024.0/1024.0);
-
- amok_bw_saturate_stop(sat1,4000,NULL,NULL);
+ amok_bw_request(bw1, 4000, bw2, 4000,
+ buf_size, msg_size, msg_amount, min_duration, &sec_sat,
+ &bw_sat);
+ INFO6("BW(%s,%s//%s,%s) => %f sec, achieving %f Mb/s", bw1, bw2, sat1, sat2,
+ sec, bw / 1024.0 / 1024.0);
- if (bw_sat/bw < 0.7) {
+ amok_bw_saturate_stop(sat1, 4000, NULL, NULL);
+
+ if (bw_sat / bw < 0.7) {
INFO0("THERE IS SOME INTERFERENCE !!!");
- }
- if (bw/bw_sat < 0.7) {
+ }
+ if (bw / bw_sat < 0.7) {
INFO0("THERE IS SOME INTERFERENCE (and I'm an idiot) !!!");
- }
- return bw_sat/bw;
+ }
+ 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,"kill",NULL);
+static void kill_buddy(char *name, int port)
+{
+ gras_socket_t sock = gras_socket_client(name, port);
+ gras_msg_send(sock, "kill", NULL);
gras_socket_close(sock);
}
-static void kill_buddy_dynar(void *b) {
- xbt_peer_t buddy=*(xbt_peer_t*)b;
- kill_buddy(buddy->name,buddy->port);
+
+static void kill_buddy_dynar(void *b)
+{
+ xbt_peer_t buddy = *(xbt_peer_t *) b;
+ kill_buddy(buddy->name, buddy->port);
}
-static void free_peer(void *d){
- xbt_peer_t h=*(xbt_peer_t*)d;
+static void free_peer(void *d)
+{
+ xbt_peer_t h = *(xbt_peer_t *) d;
free(h->name);
free(h);
}
-static void simple_saturation(int argc, char*argv[]) {
+static void simple_saturation(int argc, char *argv[])
+{
xbt_ex_t e;
/* where are the sensors */
xbt_dynar_t peers;
- xbt_peer_t h1,h2;
+ xbt_peer_t h1, h2;
/* results */
- double duration,bw;
+ double duration, bw;
/* Init the group */
- peers=amok_pm_group_new("saturate");
+ peers = amok_pm_group_new("saturate");
/* wait for dudes */
gras_msg_handleall(5);
/* Stop all sensors but two of them */
while (xbt_dynar_length(peers) > 2) {
- xbt_dynar_pop(peers,&h1);
- amok_pm_kill_hp(h1->name,h1->port);
- xbt_peer_free(h1);
+ xbt_dynar_pop(peers, &h1);
+ amok_pm_kill_hp(h1->name, h1->port);
+ xbt_peer_free(h1);
}
-
+
/* get 2 friends */
- xbt_dynar_get_cpy(peers,0,&h1);
- xbt_dynar_get_cpy(peers,1,&h2);
-
+ xbt_dynar_get_cpy(peers, 0, &h1);
+ xbt_dynar_get_cpy(peers, 1, &h2);
+
/* Start saturation */
INFO4("Start saturation between %s:%d and %s:%d",
- h1->name,h1->port,
- h2->name,h2->port);
+ h1->name, h1->port, h2->name, h2->port);
- amok_bw_saturate_start(h1->name,h1->port,
- h2->name,h2->port,
- 0, /* Be a nice boy, compute msg_size yourself */
- 30 /* 5 sec timeout */);
+ amok_bw_saturate_start(h1->name, h1->port, h2->name, h2->port, 0, /* Be a nice boy, compute msg_size yourself */
+ 30 /* 5 sec timeout */ );
/* Stop it after a while */
INFO0("Have a rest");
gras_os_sleep(1);
TRY {
INFO0("Stop the saturation");
- amok_bw_saturate_stop(h1->name,h1->port, &duration,&bw);
- } CATCH(e) {
+ amok_bw_saturate_stop(h1->name, h1->port, &duration, &bw);
+ }
+ CATCH(e) {
INFO0("Ooops, stoping the saturation raised an exception");
xbt_ex_free(e);
}
- INFO2("Saturation took %.2fsec, achieving %fb/s",duration,bw);
-
+ INFO2("Saturation took %.2fsec, achieving %fb/s", duration, bw);
+
/* Game is over, friends */
- amok_pm_group_shutdown ("saturate");
+ amok_pm_group_shutdown("saturate");
}
+
/********************************************************************************************/
-static void full_fledged_saturation(int argc, char*argv[]) {
+static void full_fledged_saturation(int argc, char *argv[])
+{
xbt_ex_t e;
- double time1=5.0,bw1=5.0; // 0.5 for test
+ double time1 = 5.0, bw1 = 5.0; // 0.5 for test
/* timers */
- double begin_simulated;
+ double begin_simulated;
int begin;
/* where are the sensors */
double *bw_sat;
/* iterators */
- unsigned int i,j,k,l;
- xbt_peer_t h1,h2,h3,h4;
+ unsigned int i, j, k, l;
+ xbt_peer_t h1, h2, h3, h4;
/* Init the group */
- peers=amok_pm_group_new("saturate");
+ peers = amok_pm_group_new("saturate");
/* wait 4 dudes */
gras_msg_handle(60);
gras_msg_handle(60);
INFO0("Let's go for the bw_matrix");
/* Do the test without saturation */
- begin=time(NULL);
- begin_simulated=gras_os_time();
+ begin = time(NULL);
+ begin_simulated = gras_os_time();
- bw=amok_bw_matrix(peers,buf_size,msg_size,msg_amount,min_duration);
+ bw = amok_bw_matrix(peers, buf_size, msg_size, msg_amount, min_duration);
INFO2("Did all BW tests in %ld sec (%.2f simulated(?) sec)",
- (long int) (time(NULL)-begin),gras_os_time()-begin_simulated);
+ (long int) (time(NULL) - begin), gras_os_time() - begin_simulated);
/* Do the test with saturation */
- bw_sat=xbt_new(double,nb_peers*nb_peers);
- xbt_dynar_foreach(peers,i,h1) {
- xbt_dynar_foreach(peers,j,h2) {
- if (i==j) continue;
+ bw_sat = xbt_new(double, nb_peers * nb_peers);
+ xbt_dynar_foreach(peers, i, h1) {
+ xbt_dynar_foreach(peers, j, h2) {
+ if (i == j)
+ continue;
TRY {
- amok_bw_saturate_start(h1->name,h1->port,
- h2->name,h2->port,
- 0, /* Be nice, compute msg_size yourself */
- 0 /* no timeout */);
- } CATCH(e) {
- RETHROW0("Cannot ask peers to saturate the link: %s");
+ amok_bw_saturate_start(h1->name, h1->port, h2->name, h2->port, 0, /* Be nice, compute msg_size yourself */
+ 0 /* no timeout */ );
+ }
+ CATCH(e) {
+ RETHROW0("Cannot ask peers to saturate the link: %s");
}
gras_os_sleep(5);
- begin=time(NULL);
- begin_simulated=gras_os_time();
- xbt_dynar_foreach(peers,k,h3) {
- if (i==k || j==k) continue;
-
- xbt_dynar_foreach(peers,l,h4) {
- double ratio;
- if (i==l || j==l || k==l) continue;
-
- VERB4("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,msg_size,msg_amount,min_duration,
- NULL,&(bw_sat[k*nb_peers + l]));
-
- ratio=bw_sat[k*nb_peers + l] / bw[k*nb_peers + 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_peers + l] , bw_sat[k*nb_peers + l],
- ratio < 0.7 ? " THERE IS SOME INTERFERENCE !!!": "");
- }
+ begin = time(NULL);
+ begin_simulated = gras_os_time();
+ xbt_dynar_foreach(peers, k, h3) {
+ if (i == k || j == k)
+ continue;
+
+ xbt_dynar_foreach(peers, l, h4) {
+ double ratio;
+ if (i == l || j == l || k == l)
+ continue;
+
+ VERB4("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, msg_size, msg_amount, min_duration,
+ NULL, &(bw_sat[k * nb_peers + l]));
+
+ ratio = bw_sat[k * nb_peers + l] / bw[k * nb_peers + 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_peers + l], bw_sat[k * nb_peers + l],
+ ratio < 0.7 ? " THERE IS SOME INTERFERENCE !!!" : "");
+ }
}
- amok_bw_saturate_stop(h1->name,h1->port,&time1,&bw1);
+ amok_bw_saturate_stop(h1->name, h1->port, &time1, &bw1);
- INFO2("Did an iteration on saturation pair in %ld sec (%.2f simulated sec)",
- (long int) (time(NULL)-begin), gras_os_time()-begin_simulated);
- INFO2("the duration of the experiment >>>>> %.3f sec (%.3f bandwidth)",time1,bw1);
+ INFO2
+ ("Did an iteration on saturation pair in %ld sec (%.2f simulated sec)",
+ (long int) (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);
/* Game is over, friends */
- amok_pm_group_shutdown ("saturate");
+ amok_pm_group_shutdown("saturate");
}
-int maestro(int argc,char *argv[]) {
+int maestro(int argc, char *argv[])
+{
- gras_init(&argc,argv);
+ gras_init(&argc, argv);
amok_bw_init();
amok_pm_init();
gras_socket_server(atoi(argv[1]));
- simple_saturation(argc,argv);
+ simple_saturation(argc, argv);
//full_fledged_saturation(argc, argv);
gras_exit();
