otg_kpi.c 39.4 KB
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/*******************************************************************************
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    OpenAirInterface
    Copyright(c) 1999 - 2014 Eurecom
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    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
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    OpenAirInterface is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
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    You should have received a copy of the GNU General Public License
    along with OpenAirInterface.The full GNU General Public License is
    included in this distribution in the file called "COPYING". If not,
    see <http://www.gnu.org/licenses/>.
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  Contact Information
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  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@eurecom.fr

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  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
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*******************************************************************************/

/*! \file otg_kpi.c main used funstions to compute KPIs
* \brief define KPIs to compute for performance analysis 
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* \author Navid Nikaein and A. Hafsaoui
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* \date 2012
* \version 0.1
* \company Eurecom
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* \email: navid.nikaein@eurecom.fr
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* \note
* \warning

*/

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unsigned int start_log_latency=0;
unsigned int start_log_latency_bg=0;
unsigned int start_log_GP=0;
unsigned int start_log_GP_bg=0;
unsigned int start_log_jitter=0;
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#include"otg_kpi.h"
#include"otg_externs.h"

extern unsigned char NB_eNB_INST;
extern unsigned char NB_UE_INST;

void tx_throughput(int src, int dst, int application){
  
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  if (otg_info->tx_num_bytes[src][dst][application]>0)
    otg_info->tx_throughput[src][dst][application]=((double)otg_info->tx_num_bytes[src][dst][application] *1000*8)/ (get_ctime()*1024); // unit Kbit/sec, if ctime in ms
  
  if (otg_info->tx_num_bytes_background[src][dst]>0)
    otg_info->tx_throughput_background[src][dst]=((double)otg_info->tx_num_bytes_background[src][dst]*1000*8)/ (get_ctime()*1024); // unit Kbit/sec, if ctime in ms
  
  if (otg_multicast_info->tx_num_bytes[src][dst][application]>0){
    if (application < 2)
      otg_multicast_info->tx_throughput[src][dst]=((double)otg_multicast_info->tx_num_bytes[src][dst][application]*1000*8)/ (get_ctime()*1024); // unit Kbit/sec, if ctime in ms
                                                       //otg_multicast_info->tx_num_bytes[src][dst][app] is 3 dimension param in otg_tx.c, only use [app]=0
    //    LOG_I(OTG,"DUY, get_ctime() [i=%d,j=%d,k=%d] = %.d\n", src,dst,application,get_ctime());
        LOG_I(OTG,"otg_multicast_info->tx_num_bytes[i=%d,j=%d,k=%d] = %.d\n", src,dst,application,otg_multicast_info->tx_num_bytes[src][dst][application]);
  }

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}



void rx_goodput(int src, int dst, int application){

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  if (otg_info->rx_num_bytes[src][dst][application]>0)
    otg_info->rx_goodput[src][dst][application]=((double)otg_info->rx_num_bytes[src][dst][application]*1000*8)/(get_ctime()*1024); // unit kB/sec, if ctime in ms 
  
  if (otg_info->rx_num_bytes_background[src][dst]>0)
    otg_info->rx_goodput_background[src][dst]=((double)otg_info->rx_num_bytes_background[src][dst] *1000*8)/(get_ctime()*1024); // unit kB/sec, if ctime in ms
  
  if (otg_multicast_info->rx_num_bytes[src][dst][application]>0){
    otg_multicast_info->rx_goodput[src][dst]=((double)otg_multicast_info->rx_num_bytes[src][dst][application] *1000*8)/(get_ctime()*1024); // unit kB/sec, if ctime in ms
        LOG_I(OTG,"otg_multicast_info->rx_num_bytes[i=%d,j=%d,k=%d] = %.d\n", src,dst,application,otg_multicast_info->rx_num_bytes[src][dst][application]);
  }
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}




void rx_loss_rate_pkts(int src, int dst, int application){

  if (otg_info->rx_num_pkt[src][dst][application]<otg_info->tx_num_pkt[src][dst][application])
    otg_info->rx_loss_rate[src][dst][application]= 1 - ((double)otg_info->rx_num_pkt[src][dst][application]/otg_info->tx_num_pkt[src][dst][application]);
  else
    otg_info->rx_loss_rate[src][dst][application]=0;

  if (otg_info->rx_num_pkt_background[src][dst]<otg_info->tx_num_pkt_background[src][dst])
    otg_info->rx_loss_rate_background[src][dst]= 1 - ((double)otg_info->rx_num_pkt_background[src][dst]/otg_info->tx_num_pkt_background[src][dst]);
  else
    otg_info->rx_loss_rate_background[src][dst]=0;
  /*  
if (otg_info->rx_loss_rate[src][dst][application]>0)
LOG_I(OTG, "LOSS_RATE (src=%d, dst=%d, appli %d ):: = %lf(pkts) [TX %d] [RX %d], [NB UL %d] [NB DL %d]\n",src, dst, application, otg_info->rx_loss_rate[src][dst][application], otg_info->tx_num_pkt[src][dst][application],otg_info->rx_num_pkt[src][dst][application],otg_info->nb_loss_pkts_ul[src][dst][application], otg_info->nb_loss_pkts_dl[src][dst][application]);
  */

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   if (otg_multicast_info->rx_num_pkt[src][dst] < otg_multicast_info->tx_num_pkt[src][dst])
    otg_multicast_info->rx_loss_rate[src][dst]= 1 - ((double)otg_multicast_info->rx_num_pkt[src][dst][application]/otg_multicast_info->tx_num_pkt[src][dst][0]);
  else
    otg_multicast_info->rx_loss_rate[src][dst]=0;

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}


void rx_loss_rate_bytes(int src, int dst, int application){

  if (otg_info->rx_num_pkt[src][dst][application]<otg_info->tx_num_pkt[src][dst][application])
    otg_info->rx_loss_rate[src][dst][application]= 1 - ((double)otg_info->rx_num_bytes[src][dst][application]/otg_info->tx_num_bytes[src][dst][application]);
  else
    otg_info->rx_loss_rate[src][dst][application]=0;
  LOG_I(OTG, "loss rate (src=%d, dst=%d, appli %d ):: = %lf(bytes) \n",src, dst, application, otg_info->rx_loss_rate[src][dst][application]);

}

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void otg_kpi_nb_loss_pkts(void){
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unsigned int i,j,k;

otg_info->total_loss_dl=0;
otg_info->total_loss_ul=0;

  for (i=0; i<(NB_eNB_INST + NB_UE_INST); i++){
    for (j=0; j<(NB_eNB_INST + NB_UE_INST); j++){
      for (k=0; k<MAX_EMU_TRAFFIC; k++){
	if (i<NB_eNB_INST)
	  otg_info->total_loss_dl+=(otg_info->nb_loss_pkts_dl[i][j][k] + otg_info->nb_loss_pkts_background_dl[i][j]);
	else
	  otg_info->total_loss_ul+=(otg_info->nb_loss_pkts_ul[i][j][k] + otg_info->nb_loss_pkts_background_ul[i][j]);
      }
    }
  }
}

void average_pkt_jitter(int src, int dst, int application){
 
  otg_info->rx_jitter_avg[src][dst][application]/= otg_info->rx_jitter_sample[src][dst][application];

  if (otg_info->rx_jitter_avg[src][dst][application] > 0) {
    if (src<NB_eNB_INST)
      otg_info->average_jitter_dl+=otg_info->rx_jitter_avg[src][dst][application];
    else
      otg_info->average_jitter_ul+=otg_info->rx_jitter_avg[src][dst][application];
    
    LOG_T(OTG,"average_jitter_dl %lf average_jitter_ul %lf \n",otg_info->average_jitter_dl,otg_info->average_jitter_ul  );
  }
}

void average_total_jitter(){
unsigned int i,j,k;

otg_info->average_jitter_dl=0;
otg_info->average_jitter_ul=0;

  for (i=0; i<(NB_eNB_INST + NB_UE_INST); i++){
    for (j=0; j<(NB_eNB_INST + NB_UE_INST); j++){
      for (k=0; k<MAX_EMU_TRAFFIC; k++){
	if (i<NB_eNB_INST)
	  otg_info->average_jitter_dl+=otg_info->rx_jitter_avg[i][j][k];
	else
	  otg_info->average_jitter_ul+=otg_info->rx_jitter_avg[i][j][k];
      }
    }
  }
  LOG_I(OTG,"average_jitter_dl %d average_jitter_ul %lf \n",otg_info->average_jitter_dl,otg_info->average_jitter_ul  );
  //  otg_info->average_jitter_dl/= (float)NB_UE_INST;
  // otg_info->average_jitter_ul/= (float)NB_UE_INST;
}

void kpi_gen() {
  int i, j,k;
  
  int tx_total_bytes_dl=0;
  int tx_total_pkts_dl=0;
  int rx_total_bytes_dl=0;
  int rx_total_pkts_dl=0;
  int tx_total_bytes_ul=0;
  int tx_total_pkts_ul=0;
  int rx_total_bytes_ul=0;
  int rx_total_pkts_ul=0;
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  float min_owd_dl=0;
  float max_owd_dl=0;

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  int tx_total_bytes_dl_background=0;
  int tx_total_pkts_dl_background=0;
  int rx_total_bytes_dl_background=0;
  int rx_total_pkts_dl_background=0;
  int tx_total_bytes_ul_background=0;
  int tx_total_pkts_ul_background=0;
  int rx_total_bytes_ul_background=0;
  int rx_total_pkts_ul_background=0;
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  float min_owd_ul=0;
  float max_owd_ul=0;  

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  int tx_total_bytes_dl_multicast=0;
  int tx_total_pkts_dl_multicast=0;
  int rx_total_bytes_dl_multicast=0;
  int rx_total_pkts_dl_multicast=0;


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  int num_active_source=0;
 
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  int dl_ok=0,ul_ok;
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char traffic_type[12];
char traffic[30];

#ifdef STANDALONE	
  FILE *file;
  file = fopen("log_OTG.txt", "w"); 
#else   // Maybe to do modifo log function in order to clear file before a new write !!!! 
FILE *fc;
fc=fopen("/tmp/otg.log","w");;
  if(fc!=0) 
    fclose(fc);
#endif



  for (i=0; i<(NB_eNB_INST + NB_UE_INST); i++){
    for (j=0; j<(NB_eNB_INST + NB_UE_INST); j++){

/*background stats*/
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      if (i<NB_eNB_INST){
	tx_total_bytes_dl_background+=otg_info->tx_num_bytes_background[i][j];
	tx_total_pkts_dl_background+=otg_info->tx_num_pkt_background[i][j];	
	rx_total_bytes_dl_background+=otg_info->rx_num_bytes_background[i][j];
	rx_total_pkts_dl_background+=otg_info->rx_num_pkt_background[i][j];
      }
      else{
	tx_total_bytes_ul_background+=otg_info->tx_num_bytes_background[i][j];
	tx_total_pkts_ul_background+=otg_info->tx_num_pkt_background[i][j];	
	rx_total_bytes_ul_background+=otg_info->rx_num_bytes_background[i][j];
	rx_total_pkts_ul_background+=otg_info->rx_num_pkt_background[i][j];
      }
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      for (k=0; k<MAX_EMU_TRAFFIC; k++) {    
	
	tx_throughput(i,j,k);
	rx_goodput(i,j,k);
	rx_loss_rate_pkts(i,j,k);
	average_pkt_jitter(i,j,k);
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	//	LOG_I(OTG,"KPI: (src=%d, dst=%d, traffic=%d) NB packet TX= %d,  NB packet RX= %d\n ",i, j,  k,otg_info->tx_num_pkt[i][j][k],  otg_info->rx_num_pkt[i][j][k]);
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	if (otg_multicast_info->tx_throughput[i][j]>0)  { 
	  //multicast
	  tx_total_bytes_dl_multicast+=otg_multicast_info->tx_num_bytes[i][j][k];
	  tx_total_pkts_dl_multicast+=otg_multicast_info->tx_num_pkt[i][j][k];	
	  rx_total_bytes_dl_multicast+=otg_multicast_info->rx_num_bytes[i][j][k];
	  rx_total_pkts_dl_multicast+=otg_multicast_info->rx_num_pkt[i][j][k];
	  
#ifdef STANDALONE
	  LOG_I(OTG,"No stats for multicast ");       // do nothing
#else
	  // Multicast 
	  //no multicast_status
	  if (otg_multicast_info->tx_num_bytes[i][j][k]>0){
	    LOG_I(OTG,"----------------------------------------------------------\n");
	    LOG_I(OTG,"Total Time (multicast) (ms)= %d \n", otg_info->ctime+1);
	    
	    //	 LOG_I(OTG,"[%s] Multicast [eNB:%d -> UE:%d] \n",traffic_type, i, j);
	    
	    LOG_I(OTG,"[MULTICAST] Total packets(TX)= %d \n", otg_multicast_info->tx_num_pkt[i][j][k]);
	    LOG_I(OTG,"[MULTICAST] Total bytes(TX)= %d \n", otg_multicast_info->tx_num_bytes[i][j][k]);
	    LOG_I(OTG,"[MULTICAST] Total packets(RX)= %d \n", otg_multicast_info->rx_num_pkt[i][j][k]);
	    LOG_I(OTG,"[MULTICAST] Total bytes(RX)= %d \n", otg_multicast_info->rx_num_bytes[i][j][k]);
	    
	    LOG_I(OTG,"[MULTICAST] TX throughput = %.7f (Kbit/s) \n", otg_multicast_info->tx_throughput[i][j]);
	    LOG_I(OTG,"[MULTICAST] RX goodput = %.7f (Kbit/s) \n", otg_multicast_info->rx_goodput[i][j]);
	    //	 if (otg_multicast_info->rx_loss_rate[i][j]>0){
	    //  LOG_I(OTG,"[MULTICAST] Loss rate = %lf \n", (otg_multicast_info->rx_loss_rate[i][j]));
	    //  LOG_I(OTG,"[MULTICAST] NB Lost  packets=%d \n", (otg_multicast_info->tx_num_pkt[i][j][k]-otg_multicast_info->rx_num_pkt[i][j][k]));
	    //}
	    
	    // if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
	    LOG_F(OTG,"----------------------------------------------------------\n");
	    LOG_F(OTG,"Total Time (multicast) (ms)= %d \n", otg_info->ctime+1);
	    //  if (i<NB_eNB_INST){
	    LOG_F(OTG,"[%s] DL [eNB:%d -> UE:%d] \n",traffic_type ,i, j);
	    //else
	    //		LOG_F(OTG,"[%s] UL [Ue:%d -> eNB:%d] \n",traffic_type, i, j);
	    LOG_F(OTG,"[MULTICAST] Total packets(TX)= %d \n", otg_multicast_info->tx_num_pkt[i][j][k]);
	    LOG_F(OTG,"[MULTICAST] Total bytes(TX)= %d \n", otg_multicast_info->tx_num_bytes[i][j][k]);
	    LOG_F(OTG,"[MULTICAST] TX throughput = %.7f(Kbit/s) \n", otg_multicast_info->tx_throughput[i][j]);
	    LOG_F(OTG,"[MULTICAST] RX goodput= %.7f (Kbit/s) \n", otg_multicast_info->rx_goodput[i][j]);
	    if (otg_multicast_info->rx_loss_rate[i][j]>0){
	      LOG_F(OTG,"[MULTICAST] Loss rate = %lf \n", (otg_multicast_info->rx_loss_rate[i][j]));
	      LOG_F(OTG,"[MULTICAST] NB Lost  packets=%d \n", (otg_multicast_info->tx_num_pkt[i][j][k]-otg_multicast_info->rx_num_pkt[i][j][k]));
	    }
	  }
#endif
	  
	}// end for multicast
	
	if ((otg_info->tx_throughput[i][j][k]>0)||((otg_info->tx_throughput_background[i][j]>0) && (otg_info->tx_num_bytes[i][j][k]>0)))  {
	  
	  num_active_source+=1;
	  
	  if (i<NB_eNB_INST){ // DL
	    tx_total_bytes_dl+=otg_info->tx_num_bytes[i][j][k];
	    tx_total_pkts_dl+=otg_info->tx_num_pkt[i][j][k];	
	    rx_total_bytes_dl+=otg_info->rx_num_bytes[i][j][k];
	    rx_total_pkts_dl+=otg_info->rx_num_pkt[i][j][k];
	    /*tx_total_bytes_dl_background+=otg_info->tx_num_bytes_background[i][j];
	      tx_total_pkts_dl_background+=otg_info->tx_num_pkt_background[i][j];	
	      rx_total_bytes_dl_background+=otg_info->rx_num_bytes_background[i][j];
	      rx_total_pkts_dl_background+=otg_info->rx_num_pkt_background[i][j]; */
	    
	    if ((min_owd_dl>otg_info->rx_owd_min[i][j][k]) || (min_owd_dl==0))
	      min_owd_dl=otg_info->rx_owd_min[i][j][k];
	    if ((max_owd_dl<otg_info->rx_owd_max[i][j][k]) || (max_owd_dl==0))
	      max_owd_dl=otg_info->rx_owd_max[i][j][k];
	  }
	  else { // UL
	    tx_total_bytes_ul+=otg_info->tx_num_bytes[i][j][k];
	    tx_total_pkts_ul+=otg_info->tx_num_pkt[i][j][k];	
	    rx_total_bytes_ul+=otg_info->rx_num_bytes[i][j][k];
	    rx_total_pkts_ul+=otg_info->rx_num_pkt[i][j][k];
	    /*tx_total_bytes_ul_background+=otg_info->tx_num_bytes_background[i][j];
	      tx_total_pkts_ul_background+=otg_info->tx_num_pkt_background[i][j];	
	      rx_total_bytes_ul_background+=otg_info->rx_num_bytes_background[i][j];
	      rx_total_pkts_ul_background+=otg_info->rx_num_pkt_background[i][j];*/
	    if ((min_owd_ul>otg_info->rx_owd_min[i][j][k]) || (min_owd_ul==0))
	      min_owd_ul=otg_info->rx_owd_min[i][j][k];
	    if ((max_owd_ul<otg_info->rx_owd_max[i][j][k]) || (max_owd_ul==0))
	      max_owd_ul=otg_info->rx_owd_max[i][j][k];
	  }
	  
	  //LOG_D(OTG,"KPI: (src=%d, dst=%d, appli %d) NB packet TX= %d,  NB packet RX= %d\n ",i, j,  otg_info->tx_num_pkt[i][j][k],  otg_info->rx_num_pkt[i][j][k]);
	  
	  if (g_otg->application_idx[i][j]>1)
	    strcpy(traffic_type,"GATEWAY");
	  else
	    strcpy(traffic_type,"APPLICATION");
	  
	  
	  switch  (k) {
	  case  0 : 
	    strcpy(traffic,"CUSTOMIZED TRAFFIC ");
	    break;
	  case 1 :
	    strcpy(traffic,"M2M");
	    break;
	  case 2 :
	    strcpy(traffic,"SCBR");
	    break;
	  case 3 :
	    strcpy(traffic,"MCBR");
	    break;
	  case 4 :
	    strcpy(traffic,"BCBR");
	    break;
	  case 5 :
	    strcpy(traffic,"AUTO_PILOT");
	    break;
	  case 6 :
	    strcpy(traffic,"BICYCLE_RACE");
	    break;
	  case 7 :
	    strcpy(traffic,"OPENARENA");
	    break;
	  case 8 :
	    strcpy(traffic,"TEAM_FORTRESS");
	    break;
	  case 9 :
	    strcpy(traffic,"FULL_BUFFER");
	    break;
	  case 10 :
	    strcpy(traffic,"M2M_TRAFFIC");
	    break;
	  case 11 :
	    strcpy(traffic,"AUTO_PILOT_L");
	    break;
	  case 12 :
	    strcpy(traffic,"AUTO_PILOT_M");
	    break;
	  case 13 :
	    strcpy(traffic,"AUTO_PILOT_H");
	    break;
	  case 14 :
	    strcpy(traffic,"AUTO_PILOT_E");
	    break;
	  case 15 :
	    strcpy(traffic,"VIRTUAL_GAME_L");
	    break;
	  case 16 :
	    strcpy(traffic,"VIRTUAL_GAME_M");
	    break;
	  case 17 :
	    strcpy(traffic,"VIRTUAL_GAME_H");
	    break;
	  case 18 :
	    strcpy(traffic,"VIRTUAL_GAME_F"); 
	    break;
	  case 19 :
	    strcpy(traffic,"ALARM_HUMIDITY"); 
	    break;
	  case 20 :
	    strcpy(traffic,"ALARM_SMOKE"); 
	    break;
	  case 21 :
	    strcpy(traffic,"ALARM_TEMPERATURE"); 
	    break;
	  case 22 :
	    strcpy(traffic,"OPENARENA_DL"); 
	    break;
	  case 23 :
	    strcpy(traffic,"OPENARENA_UL"); 
	    break;
	  case 24 :
	    strcpy(traffic,"VOIP_G711"); 
	    break;
	  case 25 :
	    strcpy(traffic,"VOIP_G729"); 
	    break;
	  case 26 :
	    strcpy(traffic,"IQSIM_MANGO"); 
	    break;
	  case 27 :
	    strcpy(traffic,"IQSIM_NEWSTEO"); 
	    break;
	  case 28 :
	    strcpy(traffic,"OPEMARENA_DL_TARMA"); 
	    break;
	  case 29 :
	    strcpy(traffic,"VIDEO_VBR_10MBPS"); 
	    break;
	  case 30 :
	    strcpy(traffic,"VIDEO_VBR_4MBPS"); 
	    break;
	  case 31 :
	    strcpy(traffic,"VIDEO_VBR_2MBPS"); 
	    break;
	  case 32 :
	    strcpy(traffic,"VIDEO_VBR_768KBPS"); 
	    break;
	  case 33 :
	    strcpy(traffic,"VIDEO_VBR_384KBPS"); 
	    break;
	  case 34 :
	    strcpy(traffic,"VIDEO_VBR_192KBPS"); 
	    break;
	  default:
	    strcpy(traffic,"UKNOWN TRAFFIC"); 
	    break;
	  }
	  
	  
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#ifdef STANDALONE
	
	fprintf(file,"----------------------------------------------------------\n");	
  fprintf(file,"Total Time (ms)= %d \n", otg_info->ctime+1);
  if (i<NB_eNB_INST){
		fprintf(file,"[%s] DL [eNB:%d, UE:%d][%s] \n", traffic_type,i,j,traffic);}
	else
		fprintf(file,"[%s] UL [eNB:%d, UE:%d][%s] \n",traffic_type,j,i,traffic);
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  fprintf(file,"[%s] Total packets(TX)= %d \n",traffic_type, otg_info->tx_num_pkt[i][j][k]);
  fprintf(file,"[%s] Total bytes(TX)= %d \n",traffic_type, otg_info->tx_num_bytes[i][j][k]);
  fprintf(file,"[%s] OWD MIN (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_min[i][j][k]);
  fprintf(file,"[%s] OWD MAX (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_max[i][j][k]);
  fprintf(file,"[%s] TX throughput = %.7f(Kbit/s) \n",traffic_type, otg_info->tx_throughput[i][j][k]);
  fprintf(file,"[%s] RX goodput= %.7f (K/s) \n",traffic_type, otg_info->rx_goodput[i][j][k]);
  if (otg_info->rx_loss_rate[i][j[k]]>0){
    fprintf(file,"[%s] Loss rate = %.2f \n",traffic_type, (otg_info->rx_loss_rate[i][j][k]));
    fprintf(file,"[%s] NB Lost  packets=%d \n",traffic_type, (otg_info->tx_num_pkt[i][j][k]-otg_info->rx_num_pkt[i][j][k]));
    //fprintf(file,"[%s] NB Lost [OTG] packets=%d \n",traffic_type, otg_info->nb_loss_pkts_otg[i][j]);
  }
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 /* if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
    fprintf(file,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
	  fprintf(file,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
	  fprintf(file,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
	  fprintf(file,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
	  if (otg_info->rx_loss_rate_background[i][j]>0){
	    fprintf(file,"[BACKGROUND] Loss rate(percentage)= %lf \n", (otg_info->rx_loss_rate_background[i][j]*100));
	    fprintf(file,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
	  }
	}
*/


#else
  LOG_I(OTG,"----------------------------------------------------------\n");
  LOG_I(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
  if (i<NB_eNB_INST)
    LOG_I(OTG,"[%s] DL [eNB:%d -> UE:%d][%s] \n",traffic_type, i, j, traffic);
  else
    LOG_I(OTG,"[%s] UL [UE:%d -> eNB:%d][%s] \n",traffic_type, i, j, traffic);
  LOG_I(OTG,"[%s] Total packets(TX)= %d \n",traffic_type, otg_info->tx_num_pkt[i][j][k]);
  LOG_I(OTG,"[%s] Total packets(RX)= %d \n",traffic_type, otg_info->rx_num_pkt[i][j][k]);
  LOG_I(OTG,"[%s] Total bytes(TX)= %d \n",traffic_type, otg_info->tx_num_bytes[i][j][k]);
  LOG_I(OTG,"[%s] Total bytes(RX)= %d \n",traffic_type, otg_info->rx_num_bytes[i][j][k]);
  LOG_I(OTG,"[%s] OWD MIN (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_min[i][j][k]);
  LOG_I(OTG,"[%s] OWD MAX (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_max[i][j][k]);
  LOG_I(OTG,"[%s] JITTER AVG ms= %.2f \n",traffic_type, otg_info->rx_jitter_avg[i][j][k]);
  LOG_I(OTG,"[%s] JITTER MIN ms= %.2f \n",traffic_type, otg_info->rx_jitter_min[i][j][k]);
  LOG_I(OTG,"[%s] JITTER MAX ms= %.2f \n",traffic_type, otg_info->rx_jitter_max[i][j][k]);
  LOG_I(OTG,"[%s] TX throughput = %.7f(Kbit/s) \n",traffic_type, otg_info->tx_throughput[i][j][k]);
  LOG_I(OTG,"[%s] RX goodput= %.7f (Kbit/s) \n",traffic_type, otg_info->rx_goodput[i][j][k]);
  if (otg_info->rx_loss_rate[i][j][k]>0){
    LOG_I(OTG,"[%s] Loss rate = %lf \n",traffic_type, (otg_info->rx_loss_rate[i][j][k]));
    LOG_I(OTG,"[%s] NB Lost packets= %d \n",traffic_type, (otg_info->tx_num_pkt[i][j][k]-otg_info->rx_num_pkt[i][j][k]));
    //LOG_D(OTG,"[%s] NB Lost [OTG] packets=%d \n",traffic_type, otg_info->nb_loss_pkts_otg[i][j]);
  }
/*  if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
    LOG_I(OTG,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
	  LOG_I(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
	  LOG_I(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
	  LOG_I(OTG,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
	  if (otg_info->rx_loss_rate_background[i][j]>0){
	    LOG_I(OTG,"[BACKGROUND] Loss rate(percentage)= %.2f \n", (otg_info->rx_loss_rate_background[i][j]*100));
	    LOG_I(OTG,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
	  }
	}
*/
	LOG_F(OTG,"----------------------------------------------------------\n");
	LOG_F(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
	if (i<NB_eNB_INST){
		LOG_F(OTG,"[%s] DL [eNB:%d -> UE:%d][%s] \n",traffic_type ,i, j, traffic);}
	else
		LOG_F(OTG,"[%s] UL [UE:%d -> eNB:%d][%s] \n",traffic_type, i, j,traffic);
	LOG_F(OTG,"[%s] Total packets(TX)= %d \n",traffic_type, otg_info->tx_num_pkt[i][j][k]);
	LOG_F(OTG,"[%s] Total packets(RX)= %d \n",traffic_type, otg_info->rx_num_pkt[i][j][k]);
	LOG_F(OTG,"[%s] Total bytes(TX)= %d \n",traffic_type, otg_info->tx_num_bytes[i][j][k]);
	LOG_F(OTG,"[%s] Total bytes(RX)= %d \n",traffic_type, otg_info->rx_num_bytes[i][j][k]);
	LOG_F(OTG,"[%s] OWD MIN (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_min[i][j][k]);
	LOG_F(OTG,"[%s] OWD MAX (one way)ms= %.2f \n",traffic_type, otg_info->rx_owd_max[i][j][k]);
	LOG_F(OTG,"[%s] JITTER AVG ms= %.2f \n",traffic_type, otg_info->rx_jitter_avg[i][j][k]);
	LOG_F(OTG,"[%s] JITTER MIN ms= %.2f \n",traffic_type, otg_info->rx_jitter_min[i][j][k]);
	LOG_F(OTG,"[%s] JITTER MAX ms= %.2f \n",traffic_type, otg_info->rx_jitter_max[i][j][k]);
	LOG_F(OTG,"[%s] TX throughput = %.7f(Kbit/s) \n",traffic_type, otg_info->tx_throughput[i][j][k]);
	LOG_F(OTG,"[%s] RX goodput= %.7f (Kbit/s) \n",traffic_type, otg_info->rx_goodput[i][j][k]);
	if (otg_info->rx_loss_rate[i][j][k]>0){
	  LOG_F(OTG,"[%s] Loss rate = %lf \n",traffic_type, (otg_info->rx_loss_rate[i][j][k]));
	  LOG_F(OTG,"[%s] NB Lost  packets= %d \n",traffic_type,(otg_info->tx_num_pkt[i][j][k]-otg_info->rx_num_pkt[i][j][k]));
    //LOG_D(OTG,"[%s] NB Lost [OTG] packets=%d \n",traffic_type, otg_info->nb_loss_pkts_otg[i][j]);
	}
/*  if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
  	LOG_F(OTG,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
	  LOG_F(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
	  LOG_F(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
	  LOG_F(OTG,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
	  if (otg_info->rx_loss_rate_background[i][j]>0){
	    LOG_F(OTG,"[BACKGROUND] Loss rate(percentage)= %.2f \n", (otg_info->rx_loss_rate_background[i][j]*100));
	    LOG_F(OTG,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
	  }
	}
*/
#endif 

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     }
     
     //     if ((otg_multicast_info->tx_throughput[i][j]>0) && (otg_info->tx_num_bytes[i][j][k]>0))  {

     }// end loop of k

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#ifdef STANDALONE

if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
	fprintf(file,"----------------------------------------------------------\n");	
 fprintf(file,"Total Time (ms)= %d \n", otg_info->ctime+1);
  if (i<NB_eNB_INST){
		fprintf(file,"[%s] DL [eNB:%d, UE:%d] \n", traffic_type,i,j);}
	else
		fprintf(file,"[%s] UL [eNB:%d, UE:%d] \n",traffic_type,j,i);

    fprintf(file,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
	  fprintf(file,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
	  fprintf(file,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
	  fprintf(file,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
	  if (otg_info->rx_loss_rate_background[i][j]>0){
	    fprintf(file,"[BACKGROUND] Loss rate = %lf \n", (otg_info->rx_loss_rate_background[i][j]));
	    fprintf(file,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
	  }
	}
#else

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 if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
   LOG_I(OTG,"----------------------------------------------------------\n");
   LOG_I(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
   if (i<NB_eNB_INST){
     LOG_I(OTG,"[%s] DL [eNB:%d -> UE:%d] \n",traffic_type, i, j);}
   else
     LOG_I(OTG,"[%s] UL [UE:%d -> eNB:%d] \n",traffic_type, i, j);

   LOG_I(OTG,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
   LOG_I(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
   LOG_I(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
   LOG_I(OTG,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
   if (otg_info->rx_loss_rate_background[i][j]>0){
     LOG_I(OTG,"[BACKGROUND] Loss rate = %lf \n", (otg_info->rx_loss_rate_background[i][j]));
     LOG_I(OTG,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
   }
 }
 
 if ((g_otg->background_stats==1)&&(otg_info->tx_num_bytes_background[i][j]>0)){
   LOG_F(OTG,"----------------------------------------------------------\n");
   LOG_F(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
   if (i<NB_eNB_INST){
     LOG_F(OTG,"[%s] DL [eNB:%d -> UE:%d] \n",traffic_type ,i, j);}
   else
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		LOG_F(OTG,"[%s] UL [UE:%d -> eNB:%d] \n",traffic_type, i, j);
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   LOG_F(OTG,"[BACKGROUND] Total packets(TX)= %d \n", otg_info->tx_num_pkt_background[i][j]);
   LOG_F(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", otg_info->tx_num_bytes_background[i][j]);
   LOG_F(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", otg_info->tx_throughput_background[i][j]);
   LOG_F(OTG,"[BACKGROUND] RX goodput= %.7f (Kbit/s) \n", otg_info->rx_goodput_background[i][j]);
   if (otg_info->rx_loss_rate_background[i][j]>0){
     LOG_F(OTG,"[BACKGROUND] Loss rate = %lf \n", (otg_info->rx_loss_rate_background[i][j]));
     LOG_F(OTG,"[BACKGROUND] NB Lost  packets=%d \n", (otg_info->tx_num_pkt_background[i][j]-otg_info->rx_num_pkt_background[i][j]));
   }
 }
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#endif


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    }// end loop of j	
  }// end loop of i

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  //  average_total_jitter();
  
#ifdef STANDALONE
  fprintf (file,"**************** TOTAL DL RESULTS ******************\n");
  fprintf(file,"Total Time= %d \n", otg_info->ctime+1);
  fprintf(file,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_dl);
  fprintf(file,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_dl);
  fprintf(file,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_dl);
  fprintf(file,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_dl);
  fprintf(file,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_dl);
  fprintf(file,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_dl);
  fprintf(file,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  fprintf(file,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  if ((g_otg->background_stats==1)&&(tx_total_pkts_dl_background>0)){
    fprintf(file,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_dl_background);
    fprintf(file,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_dl_background);
    fprintf(file,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_dl_background);
    fprintf(file,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_dl_background);
    fprintf(file,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
    fprintf(file,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
  }
  fprintf (file,"**************** TOTAL UL RESULTS ******************\n");
  fprintf(file,"Total Time (ms)= %d \n", otg_info->ctime+1);
  fprintf(file,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_ul);
  fprintf(file,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_ul);
  fprintf(file,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_ul);
  fprintf(file,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_ul);
  fprintf(file,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_ul);
  fprintf(file,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_ul);
  fprintf(file,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
  fprintf(file,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
  if ((g_otg->background_stats==1)&&(tx_total_pkts_ul_background>0)){
    fprintf(file,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_ul_background);
    fprintf(file,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_ul_background);
    fprintf(file,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_ul_background);
    fprintf(file,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_ul_background);
    fprintf(file,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));
    fprintf(file,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));
  }
  fclose(file);
#else
  LOG_I(OTG,"**************** TOTAL DL RESULTS ******************\n");
  LOG_I(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
  LOG_I(OTG,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_dl);
  LOG_I(OTG,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_dl);
  LOG_I(OTG,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_dl);
  LOG_I(OTG,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_dl);
  LOG_I(OTG,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_dl);
  LOG_I(OTG,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_dl);
  LOG_I(OTG,"[DATA] JITTER AVG ms= %lf \n", otg_info->average_jitter_dl/(float)num_active_source );
  LOG_I(OTG,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  LOG_I(OTG,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  LOG_I(OTG,"[DATA] NB lost packet = %d \n", tx_total_pkts_dl - rx_total_pkts_dl );
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  if (tx_total_pkts_dl - rx_total_pkts_dl  <  (int) (tx_total_pkts_dl / 10) ) // below 10% of loss
    dl_ok=1;
 if ((g_otg->background_stats==1)&&(tx_total_pkts_dl_background>0)){
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    LOG_I(OTG,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_dl_background);
    LOG_I(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_dl_background);
    LOG_I(OTG,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_dl_background);
    LOG_I(OTG,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_dl_background);
    LOG_I(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
    LOG_I(OTG,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
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 }
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  if (tx_total_pkts_dl_multicast>0){
    LOG_I(OTG,"[MULTICAST] Total packets(TX)= %d \n", tx_total_pkts_dl_multicast);
    LOG_I(OTG,"[MULTICAST] Total bytes(TX)= %d \n", tx_total_bytes_dl_multicast);
    LOG_I(OTG,"[MULTICAST] Total packets(RX)= %d \n", rx_total_pkts_dl_multicast);
    LOG_I(OTG,"[MULTICAST] Total bytes(RX)= %d \n", rx_total_bytes_dl_multicast);
    LOG_I(OTG,"[MULTICAST] otg_multicast_info->ctime = %d \n", otg_multicast_info->ctime);
    LOG_I(OTG,"[MULTICAST] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl_multicast*1000*8)/(otg_info->ctime*1024));
    LOG_I(OTG,"[MULTICAST] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl_multicast*1000*8)/(otg_info->ctime*1024));
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  }
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  LOG_F(OTG,"**************** TOTAL DL RESULTS ******************\n");
  LOG_F(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
  LOG_F(OTG,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_dl);
  LOG_F(OTG,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_dl);
  LOG_F(OTG,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_dl);
  LOG_F(OTG,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_dl);
  LOG_F(OTG,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_dl);
  LOG_F(OTG,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_dl);
  LOG_F(OTG,"[DATA] JITTER AVG ms= %lf \n",  otg_info->average_jitter_dl/(float)num_active_source);
  LOG_F(OTG,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  LOG_F(OTG,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl*1000*8)/(otg_info->ctime*1024));
  LOG_F(OTG,"[DATA] NB lost packet = %d \n", tx_total_pkts_dl - rx_total_pkts_dl );
  if ((g_otg->background_stats==1)&&(tx_total_pkts_dl_background>0)){
    LOG_F(OTG,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_dl_background);
    LOG_F(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_dl_background);
    LOG_F(OTG,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_dl_background);
    LOG_F(OTG,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_dl_background);
    LOG_F(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
    LOG_F(OTG,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl_background*1000*8)/(otg_info->ctime*1024));
	}
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  if (tx_total_pkts_dl_multicast>0){
    LOG_F(OTG,"[MULTICAST] Total packets(TX)= %d \n", tx_total_pkts_dl_multicast);
    LOG_F(OTG,"[MULTICAST] Total bytes(TX)= %d \n", tx_total_bytes_dl_multicast);
    LOG_F(OTG,"[MULTICAST] Total packets(RX)= %d \n", rx_total_pkts_dl_multicast);
    LOG_F(OTG,"[MULTICAST] Total bytes(RX)= %d \n", rx_total_bytes_dl_multicast);
    LOG_F(OTG,"[MULTICAST] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_dl_multicast*1000*8)/(otg_info->ctime*1024));
    LOG_F(OTG,"[MULTICAST] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_dl_multicast*1000*8)/(otg_info->ctime*1024));
	}
 
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	LOG_I(OTG,"**************** TOTAL UL RESULTS ******************\n");
  LOG_I(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
  LOG_I(OTG,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_ul);
  LOG_I(OTG,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_ul);
  LOG_I(OTG,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_ul);
  LOG_I(OTG,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_ul);
  LOG_I(OTG,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_ul);
  LOG_I(OTG,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_ul);
  LOG_I(OTG,"[DATA] JITTER AVG ms= %lf \n",  otg_info->average_jitter_ul/(float)num_active_source);
  LOG_I(OTG,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
  LOG_I(OTG,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
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  LOG_I(OTG,"[DATA] NB lost packet = %d \n", tx_total_pkts_ul - rx_total_pkts_ul );
  if ((tx_total_pkts_ul - rx_total_pkts_ul)  < (int)(tx_total_pkts_ul / 10) )
    ul_ok=1;
  
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  if ((g_otg->background_stats==1)&&(tx_total_pkts_ul_background>0)){
    LOG_I(OTG,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_ul_background);
    LOG_I(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_ul_background);
    LOG_I(OTG,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_ul_background);
    LOG_I(OTG,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_ul_background);
    LOG_I(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));
    LOG_I(OTG,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));

  }
	LOG_F(OTG,"**************** TOTAL UL RESULTS ******************\n");
  LOG_F(OTG,"Total Time (ms)= %d \n", otg_info->ctime+1);
  LOG_F(OTG,"[DATA] Total packets(TX)= %d \n", tx_total_pkts_ul);
  LOG_F(OTG,"[DATA] Total packets(RX)= %d \n", rx_total_pkts_ul);
  LOG_F(OTG,"[DATA] Total bytes(TX)= %d \n", tx_total_bytes_ul);
  LOG_F(OTG,"[DATA] Total bytes(RX)= %d \n", rx_total_bytes_ul);
  LOG_F(OTG,"[DATA] OWD MIN (one way)ms= %.2f \n", min_owd_ul);
  LOG_F(OTG,"[DATA] OWD MAX (one way)ms= %.2f \n", max_owd_ul);
  LOG_F(OTG,"[DATA] JITTER AVG ms= %lf \n",  otg_info->average_jitter_ul/(float)num_active_source);
  LOG_F(OTG,"[DATA] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
  LOG_F(OTG,"[DATA] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul*1000*8)/(otg_info->ctime*1024));
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  LOG_F(OTG,"[DATA] NB lost packet = %d \n", tx_total_pkts_ul - rx_total_pkts_ul );
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  if ((g_otg->background_stats==1)&&(tx_total_pkts_ul_background>0)){
    LOG_F(OTG,"[BACKGROUND] Total packets(TX)= %d \n", tx_total_pkts_ul_background);
    LOG_F(OTG,"[BACKGROUND] Total bytes(TX)= %d \n", tx_total_bytes_ul_background);
    LOG_F(OTG,"[BACKGROUND] Total packets(RX)= %d \n", rx_total_pkts_ul_background);
    LOG_F(OTG,"[BACKGROUND] Total bytes(RX)= %d \n", rx_total_bytes_ul_background);
    LOG_F(OTG,"[BACKGROUND] TX throughput = %.7f(Kbit/s) \n", ((double)tx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));
    LOG_F(OTG,"[BACKGROUND] RX throughput = %.7f(Kbit/s) \n", ((double)rx_total_bytes_ul_background*1000*8)/(otg_info->ctime*1024));

  }

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  if ((dl_ok == 1 ) && (ul_ok ==1))
    LOG_I(OTG,"************ DL and UL loss rate below 10% *************\n");
  else 
    LOG_I(OTG,"************ DL and UL loss rate above 10% *************\n");
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#endif
}


void add_log_metric(int src, int dst, int ctime, double metric, unsigned int label){
 unsigned int i;
 unsigned int j;
 unsigned int node_actif=0;

 //LOG_I(OTG,"[%d][%d] LOGG_ADDED ctime=%d, metric=%.2f  \n", src, dst, ctime, metric);

 switch (label) {
 case OTG_LATENCY:
   add_log_label(label, &start_log_latency);
   break;
 case OTG_LATENCY_BG:
   add_log_label(label, &start_log_latency_bg);
   break;
 case OTG_GP:
   add_log_label(label, &start_log_GP);
   break;
 case OTG_GP_BG:
   add_log_label(label, &start_log_GP_bg);
   break;
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 case OTG_JITTER:
   add_log_label(label, &start_log_GP_bg);
   break;
    
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 default:
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   LOG_E(OTG, "File label unknown %d \n", label);
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 }

 LOG_F(label,"%d  ", ctime);
  for (i=0; i<=(NB_eNB_INST + NB_UE_INST); i++){
    for (j=0; j<=(NB_eNB_INST + NB_UE_INST); j++){
    node_actif=0;
    if ((g_otg->idt_dist[i][j][0][PE_STATE]>0) || (g_otg->application_type[i][j][0] >0))
      node_actif=1;
    
    if ((node_actif>0) && ((i==src) && (j==dst)))
          LOG_F(label,"  %f  ", metric);
      if  ((node_actif>0) && ((i!=src) || (j!=dst)))
          LOG_F(label,"  %d  ", 0);
  }
 }
 LOG_F(label,"%f\n", metric);
}



void  add_log_label(unsigned int label, unsigned int * start_log_metric){
 unsigned int i;
 unsigned int j;
 unsigned int node_actif=0;

 if (*start_log_metric==0){
 *start_log_metric=1;
   LOG_F(label,"Time   ");
   for (i=0; i<=(NB_eNB_INST + NB_UE_INST); i++){
     for (j=0; j<=(NB_eNB_INST + NB_UE_INST); j++){
       node_actif=0;
          if (g_otg->idt_dist[i][j][0][PE_STATE]>0 )
	    node_actif++; 
      if (node_actif>0)
        LOG_F(label,"%d->%d    ", i, j);  
    }
   }
   LOG_F(label,"Aggregated\n");
 }
}