-/* $Id$ */
-
-/* saturate - link saturation demo of GRAS features */
-
-/* Copyright (c) 2003 Martin Quinson. 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 <stdio.h>
-#include <stdlib.h>
-#include <signal.h>
-#include <time.h>
-
-#include <gras.h>
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(saturate,"Messages specific to this example");
-
-/* **********************************************************************
- * Sensor code
- * **********************************************************************/
-
-/* Global private data */
-typedef struct {
- gras_socket_t *sock;
-} sensor_data_t;
-
-/* Function prototypes */
-int sensor (int argc,char *argv[]);
-
-int sensor (int argc,char *argv[]) {
- xbt_error_t errcode;
- sensor_data_t *g=gras_userdata_new(sensor_data_t);
-
- if ((errcode=gras_socket_server(4000,&(g->sock)))) {
- CRITICAL1("Sensor: Error %s encountered while opening the server socket",xbt_error_name(errcode));
- return 1;
- }
-
- if (grasbw_register_messages()) {
- gras_socket_close(g->sock);
- return 1;
- }
-
- while (1) {
- if ((errcode=gras_msg_handle(60.0)) && errcode != timeout_error) {
- CRITICAL1("Sensor: Error '%s' while handling message",
- xbt_error_name(errcode));
- }
- }
-
- gras_os_sleep(5,0);
- gras_socket_close(g->sock);
-
- return 0;
-}
-
-/* **********************************************************************
- * Maestro code
- * **********************************************************************/
-
-/* Global private data */
-typedef struct {
- gras_socket_t *sock;
-} maestro_data_t;
-
-/* Function prototypes */
-int maestro (int argc,char *argv[]);
-double XP(const char *bw1, const char *bw2, const char *sat1, const char *sat2);
-
-double XP(const char *bw1, const char *bw2, const char *sat1, const char *sat2) {
- xbt_error_t errcode;
- int bufSize=32 * 1024;
- int expSize=64 * 1024;
- int msgSize=64 * 1024;
- int satSize=msgSize * 10;
- double sec, bw, sec_sat,bw_sat;
-
- if ((errcode=grasbw_request(bw1,4000,bw2,4000,bufSize,expSize,msgSize,&sec,&bw))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test\n",xbt_error_name(errcode));
- return -1;
- }
-
- fprintf(stderr,"MAESTRO: BW(%s,%s) => %f sec, achieving %f Mb/s\n",bw1,bw2,sec,bw);
-
- if ((errcode=grasbw_saturate_start(sat1,4000,sat2,4000,satSize,60))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while starting saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
- gras_os_sleep(1,0);
- if ((errcode=grasbw_request(bw1,4000,bw2,4000,bufSize,expSize,msgSize,&sec_sat,&bw_sat))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test\n",xbt_error_name(errcode));
- return -1;
- }
-
- fprintf(stderr,"MAESTRO: BW(%s,%s//%s,%s) => %f sec, achieving %f Mb/s\n",
- bw1,bw2,sat1,sat2,sec_sat,bw_sat);
-
- if ((errcode=grasbw_saturate_stop(sat1,4000,sat2,4000))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while stopping saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
-
- if (bw_sat/bw < 0.7) {
- fprintf(stderr,"MAESTRO: THERE IS SOME INTERFERENCE !!!\n");
- }
- if (bw/bw_sat < 0.7) {
- fprintf(stderr,"MAESTRO: THERE IS SOME INTERFERENCE (and Im a cretin) !!!\n");
- }
- return bw_sat/bw;
-
-}
-
-//#define MAXHOSTS 33
-#define MAXHOSTS 4
-
-int maestro(int argc,char *argv[]) {
- int bufSize=32 * 1024;
- int expSize= 1024 * 1024;
- int msgSize=expSize;
- int satSize=msgSize * 100;
- double dummy,beginSim;
- xbt_error_t errcode;
- maestro_data_t *g=gras_userdata_new(maestro_data_t);
- // const char *hosts[MAXHOSTS] = { "61", "62", "63", "69", "70", "77", "81", "83", "85", "87", "88", "95", "98", "107", "109", "111", "112", "121", "124", "125", "131", "145", "150", "156", "157", "162", "165", "168", "169", "170", "175", "177", "178" };
- const char *hosts[MAXHOSTS] = { "A", "B", "C", "D" };
-
- double bw[MAXHOSTS][MAXHOSTS];
- double bw_sat[MAXHOSTS][MAXHOSTS];
-
- int a,b,c,d,begin;
-
- if ((errcode=gras_socket_server(4000,&(g->sock)))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while opening the server socket\n",xbt_error_name(errcode));
- return 1;
- }
-
- if (grasbw_register_messages()) {
- gras_socket_close(g->sock);
- return 1;
- }
-
- begin=time(NULL);
- beginSim=gras_os_time();
- for (a=0; a<MAXHOSTS; a++) {
- for (b=0; b<MAXHOSTS; b++) {
- if (a==b) continue;
- fprintf(stderr,"BW XP(%s %s)=",hosts[a],hosts[b]);
- if ((errcode=grasbw_request(hosts[a],4000,hosts[b],4000,bufSize,expSize,msgSize,
- &dummy,&(bw[a][b])))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test\n",xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr,"%f Mb/s in %f sec\n",bw[a][b],dummy);
- }
- }
- fprintf(stderr,"Did all BW tests in %ld sec (%.2f simulated sec)\n",
- time(NULL)-begin,gras_os_time()-beginSim);
-
- for (a=0; a<MAXHOSTS; a++) {
- for (b=0; b<MAXHOSTS; b++) {
- if (a==b) continue;
-
- if ((errcode=grasbw_saturate_start(hosts[a],4000,hosts[b],4000,satSize,360000000))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while starting saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
- gras_os_sleep(1,0);
-
- begin=time(NULL);
- beginSim=gras_os_time();
- for (c=0 ;c<MAXHOSTS; c++) {
- if (a==c) continue;
- if (b==c) continue;
-
- for (d=0 ;d<MAXHOSTS; d++) {
- if (a==d) continue;
- if (b==d) continue;
- if (c==d) continue;
-
- if ((errcode=grasbw_request(hosts[c],4000,hosts[d],4000,bufSize,expSize,msgSize,
- &dummy,&(bw_sat[c][d])))) {
- fprintf(stderr,"MAESTRO: Error %s encountered in test\n",xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr, "MAESTRO[%.2f sec]: SATURATED BW XP(%s %s // %s %s) => %f (%f vs %f)%s\n",
- gras_os_time(),
- hosts[c],hosts[d],hosts[a],hosts[b],
- bw_sat[c][d]/bw[c][d],bw[c][d],bw_sat[c][d],
-
- (bw_sat[c][d]/bw[c][d] < 0.7) ? " THERE IS SOME INTERFERENCE !!!":
- ((bw[c][d]/bw_sat[c][d] < 0.7) ? " THERE IS SOME INTERFERENCE (and Im a cretin) !!!":
- ""));
- }
- }
-
- if ((errcode=grasbw_saturate_stop(hosts[a],4000,hosts[b],4000))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while stopping saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
- fprintf(stderr,"Did an iteration on saturation pair in %ld sec (%.2f simulated sec)\n",
- time(NULL)-begin, gras_os_time()-beginSim);
- }
- }
-
- gras_os_sleep(5,0);
- exit(0);
-#if 0
- return 0;
- /* start saturation */
- fprintf(stderr,"MAESTRO: Start saturation with size %d\n",msgSize);
- if ((errcode=grasbw_saturate_start(argv[5],atoi(argv[6]),argv[7],atoi(argv[8]),msgSize*10,60))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while starting saturation\n",
- xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr,"MAESTRO: Saturation started\n");
- gras_os_sleep(5,0);
-
- /* test with saturation */
- if ((errcode=grasbw_request(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
- bufSize,expSize,msgSize,&sec,&bw))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test\n",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\n",
- expSize/1024,msgSize/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\n",
- xbt_error_name(errcode));
- return 1;
- }
-
- /* test without saturation */
- if ((errcode=grasbw_request(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
- bufSize,expSize,msgSize,&sec,&bw))) {
- fprintf(stderr,"MAESTRO: Error %s encountered while doing the test\n",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\n",
- expSize/1024,msgSize/1024,
- sec,bw);
-
- gras_os_sleep(5,0);
-#endif
- gras_socket_close(g->sock);
-
- return 0;
-}
