Commit b7a16618 authored by nikaeinn's avatar nikaeinn
Browse files

Better management of frame counter and stats in PDCP

parent 38627c85
......@@ -21,7 +21,7 @@
/*! \file flexran_agent_pdcp.c
* \brief FlexRAN agent Control Module PDCP
* \author shahab SHARIAT BAGHERI
* \author Navid Nikaein and shahab SHARIAT BAGHERI
* \date 2017
* \version 0.1
*/
......@@ -118,6 +118,9 @@ int flexran_agent_pdcp_stats_reply(mid_t mod_id,
pdcp_aggr_stats->pkt_rx_sn = flexran_get_pdcp_rx_sn(mod_id, i, DEFAULT_DRB);
pdcp_aggr_stats->has_pkt_rx_sn =1;
pdcp_aggr_stats->sfn = flexran_get_pdcp_sfn(mod_id);
pdcp_aggr_stats->has_sfn =1;
ue_report[i]->pdcp_stats = pdcp_aggr_stats;
}
......
......@@ -266,4 +266,6 @@ message flex_pdcp_stats {
optional uint32 pkt_rx_aiat = 14;
optional uint32 pkt_rx_aiat_s = 15;
optional uint32 pkt_rx_oo = 16;
optional uint64 sfn=17;
}
......@@ -1083,6 +1083,10 @@ void flexran_agent_set_operating_frame_type (mid_t mod_id, int cc_id, int frame_
}
/*********** PDCP *************/
/*PDCP num tx pdu status flexRAN*/
uint32_t flexran_get_pdcp_sfn(const mid_t mod_id){
return Pdcp_sfn[mod_id];
}
/*PDCP num tx pdu status flexRAN*/
uint32_t flexran_get_pdcp_tx(const mid_t mod_id, const mid_t ue_id, const lcid_t lcid){
......
......@@ -342,6 +342,9 @@ int flexran_get_rrc_status(const mid_t mod_id, const rnti_t rntiP);
/***************************** PDCP ***********************/
/*PDCP superframe numberflexRAN*/
uint32_t flexran_get_pdcp_sfn(const mid_t mod_id);
/*PDCP num tx pdu status flexRAN*/
uint32_t flexran_get_pdcp_tx(const mid_t mod_id, const mid_t ue_id, const lcid_t lcid);
......
......@@ -414,20 +414,10 @@ boolean_t pdcp_data_req(
Pdcp_stats_tx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=sdu_buffer_sizeP;
Pdcp_stats_tx_sn[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=current_sn;
if (Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset] < pdcp_frame *10 + pdcp_subframe) {
Pdcp_stats_tx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (pdcp_frame *10 + pdcp_subframe - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_tx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (pdcp_frame *10 + pdcp_subframe - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
}
else {
Pdcp_stats_tx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (1024 + pdcp_frame *10 + pdcp_subframe - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_tx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (1024 + pdcp_frame *10 + pdcp_subframe - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
}
Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=ctxt_pP->frame*10+ctxt_pP->subframe;
Pdcp_stats_tx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (Pdcp_sfn[ctxt_pP->module_id] - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_tx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (Pdcp_sfn[ctxt_pP->module_id] - Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_tx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=Pdcp_sfn[ctxt_pP->module_id];
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PDCP_DATA_REQ,VCD_FUNCTION_OUT);
return ret;
......@@ -813,44 +803,7 @@ pdcp_data_ind(
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rnti = ctxt_pP->rnti;
GTPV1U_ENB_TUNNEL_DATA_REQ(message_p).rab_id = rb_id + 4;
itti_send_msg_to_task(TASK_GTPV1_U, INSTANCE_DEFAULT, message_p);
packet_forwarded = TRUE;
/* Print octets of incoming data in hexadecimal form */
LOG_D(PDCP, "Following content has been received from RLC (%d,%d)(PDCP header has already been removed):\n",
sdu_buffer_sizeP - payload_offset + (int)sizeof(pdcp_data_ind_header_t),
sdu_buffer_sizeP - payload_offset);
//util_print_hex_octets(PDCP, &new_sdu_p->data[sizeof (pdcp_data_ind_header_t)], sdu_buffer_sizeP - payload_offset);
//util_flush_hex_octets(PDCP, &new_sdu_p->data[sizeof (pdcp_data_ind_header_t)], sdu_buffer_sizeP - payload_offset);
/*
* Update PDCP statistics
* XXX Following two actions are identical, is there a merge error?
*/
for (pdcp_uid=0; pdcp_uid< NUMBER_OF_UE_MAX;pdcp_uid++){
if (pdcp_p->rnti[pdcp_uid] == ctxt_pP->rnti )
break;
}
Pdcp_stats_rx[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
Pdcp_stats_rx_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
Pdcp_stats_rx_bytes[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(sdu_buffer_sizeP - payload_offset);
Pdcp_stats_rx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(sdu_buffer_sizeP - payload_offset);
Pdcp_stats_rx_sn[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=sequence_number;
if (oo_flag == 1 )
Pdcp_stats_rx_outoforder[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
if (Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset] < pdcp_frame * 10 + pdcp_subframe) {
Pdcp_stats_rx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (pdcp_frame *10 + pdcp_subframe - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_rx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(pdcp_frame *10 + pdcp_subframe - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
} else {
Pdcp_stats_rx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (1024 +pdcp_frame * 10 + pdcp_subframe - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_rx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(1024 +pdcp_frame * 10 + pdcp_subframe - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
}
Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=pdcp_frame * 10 +pdcp_subframe;
packet_forwarded = TRUE;
}
#else
......@@ -909,6 +862,38 @@ pdcp_data_ind(
}
}
/* Print octets of incoming data in hexadecimal form */
LOG_D(PDCP, "Following content has been received from RLC (%d,%d)(PDCP header has already been removed):\n",
sdu_buffer_sizeP - payload_offset + (int)sizeof(pdcp_data_ind_header_t),
sdu_buffer_sizeP - payload_offset);
//util_print_hex_octets(PDCP, &new_sdu_p->data[sizeof (pdcp_data_ind_header_t)], sdu_buffer_sizeP - payload_offset);
//util_flush_hex_octets(PDCP, &new_sdu_p->data[sizeof (pdcp_data_ind_header_t)], sdu_buffer_sizeP - payload_offset);
/*
* Update PDCP statistics
* XXX Following two actions are identical, is there a merge error?
*/
for (pdcp_uid=0; pdcp_uid< NUMBER_OF_UE_MAX;pdcp_uid++){
if (pdcp_p->rnti[pdcp_uid] == ctxt_pP->rnti )
break;
}
Pdcp_stats_rx[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
Pdcp_stats_rx_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
Pdcp_stats_rx_bytes[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(sdu_buffer_sizeP - payload_offset);
Pdcp_stats_rx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(sdu_buffer_sizeP - payload_offset);
Pdcp_stats_rx_sn[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=sequence_number;
if (oo_flag == 1 )
Pdcp_stats_rx_outoforder[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]++;
Pdcp_stats_rx_aiat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+= (Pdcp_sfn[ctxt_pP->module_id] - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_rx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]+=(Pdcp_sfn[ctxt_pP->module_id] - Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]);
Pdcp_stats_rx_iat[ctxt_pP->module_id][pdcp_uid][rb_idP+rb_offset]=Pdcp_sfn[ctxt_pP->module_id];
#if defined(STOP_ON_IP_TRAFFIC_OVERLOAD)
else {
AssertFatal(0, PROTOCOL_PDCP_CTXT_FMT" PDCP_DATA_IND SDU DROPPED, OUT OF MEMORY \n",
......@@ -934,16 +919,16 @@ void pdcp_update_stats(const protocol_ctxt_t* const ctxt_pP){
uint8_t pdcp_uid = 0;
uint8_t rb_id = 0;
// these stats can be measured for both eNB and UE
if ((pdcp_frame % 102 == 0) && (pdcp_subframe ==0)) {
// these stats are measured for both eNB and UE on per seond basis
if (Pdcp_sfn[ctxt_pP->module_id] % 1000 == 0){
for (rb_id =0; rb_id < NB_RB_MAX; rb_id ++){
for (pdcp_uid=0; pdcp_uid< NUMBER_OF_UE_MAX;pdcp_uid++){
//printf("frame %d and subframe %d \n", pdcp_frame, pdcp_subframe);
//printf("frame %d and subframe %d \n", Pdcp_frame[ctxt_pP->module_id], Pdcp_subframe[ctxt_pP->module_id]);
// tx stats
Pdcp_stats_tx_rate_s[ctxt_pP->module_id][pdcp_uid][rb_id]= Pdcp_stats_tx_s[ctxt_pP->module_id][pdcp_uid][rb_id];
// unit: bit/s
Pdcp_stats_tx_throughput_s[ctxt_pP->module_id][pdcp_uid][rb_id]=Pdcp_stats_tx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_id]*8;
Pdcp_stats_tx_aiat_s[ctxt_pP->module_id][pdcp_uid][rb_id]=Pdcp_stats_tx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_id];
Pdcp_stats_tx_aiat_s[ctxt_pP->module_id][pdcp_uid][rb_id]=(uint32_t)(Pdcp_stats_tx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_id]/Pdcp_stats_tx_s[ctxt_pP->module_id][pdcp_uid][rb_id]);
Pdcp_stats_tx_s[ctxt_pP->module_id][pdcp_uid][rb_id]=0;
Pdcp_stats_tx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_id]=0;
......@@ -952,7 +937,7 @@ void pdcp_update_stats(const protocol_ctxt_t* const ctxt_pP){
// rx stats
Pdcp_stats_rx_rate_s[ctxt_pP->module_id][pdcp_uid][rb_id]=Pdcp_stats_rx_s[ctxt_pP->module_id][pdcp_uid][rb_id];
Pdcp_stats_rx_goodput_s[ctxt_pP->module_id][pdcp_uid][rb_id]=Pdcp_stats_rx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_id]*8;
Pdcp_stats_rx_aiat_s[ctxt_pP->module_id][pdcp_uid][rb_id]= Pdcp_stats_rx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_id];
Pdcp_stats_rx_aiat_s[ctxt_pP->module_id][pdcp_uid][rb_id]= (uint32_t)(Pdcp_stats_rx_aiat_tmp_s[ctxt_pP->module_id][pdcp_uid][rb_id]/Pdcp_stats_rx_s[ctxt_pP->module_id][pdcp_uid][rb_id]);
Pdcp_stats_rx_s[ctxt_pP->module_id][pdcp_uid][rb_id]=0;
Pdcp_stats_rx_bytes_s[ctxt_pP->module_id][pdcp_uid][rb_id]=0;
......@@ -985,8 +970,9 @@ pdcp_run (
start_meas(&UE_pdcp_stats[ctxt_pP->module_id].pdcp_run);
}
pdcp_frame =ctxt_pP->frame; // 1023
pdcp_subframe= ctxt_pP->subframe;
Pdcp_sfn[ctxt_pP->module_id]++; // range: 0 to 18,446,744,073,709,551,615
Pdcp_frame[ctxt_pP->module_id]=ctxt_pP->frame; // 1023
Pdcp_subframe[ctxt_pP->module_id]= ctxt_pP->subframe;
pdcp_update_stats(ctxt_pP);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PDCP_RUN, VCD_FUNCTION_IN);
......@@ -1564,9 +1550,9 @@ pdcp_config_req_asn1 (
if (pdcp_pP->rnti[i] != 0 ) continue ; // skip active ues
pdcp_pP->rnti[i]=ctxt_pP->rnti;
pdcp_pP->uid[i]=i;
pdcp_num_ues++;
Pdcp_num_ues[ctxt_pP->module_id]++;
break;
}
}
//pdcp_eNB_UE_instance_to_rnti[ctxtP->module_id] = ctxt_pP->rnti;
pdcp_eNB_UE_instance_to_rnti[pdcp_eNB_UE_instance_to_rnti_index] = ctxt_pP->rnti;
//pdcp_eNB_UE_instance_to_rnti_index = (pdcp_eNB_UE_instance_to_rnti_index + 1) % NUMBER_OF_UE_MAX;
......@@ -1669,14 +1655,14 @@ pdcp_config_req_asn1 (
if (ctxt_pP->enb_flag == ENB_FLAG_YES) {
for (i=0; i < NUMBER_OF_UE_MAX; i++) {
if (pdcp_pP->rnti[i] == ctxt_pP->rnti ) {
pdcp_pP->rnti[i]=0;
pdcp_pP->uid[i]=0;
pdcp_num_ues--;
break;
}
}
if (pdcp_pP->rnti[i] == ctxt_pP->rnti ) {
pdcp_pP->rnti[i]=0;
pdcp_pP->uid[i]=0;
Pdcp_num_ues[ctxt_pP->module_id]--;
break;
}
}
}
/* Security keys */
if (pdcp_pP->kUPenc != NULL) {
......@@ -2055,6 +2041,11 @@ void pdcp_layer_init(void)
pdcp_output_header_bytes_to_write=0;
pdcp_input_sdu_remaining_size_to_read=0;
memset(Pdcp_sfn, 0, sizeof(Pdcp_sfn));
memset(Pdcp_frame, 0, sizeof(Pdcp_frame));
memset(Pdcp_subframe, 0, sizeof(Pdcp_subframe));
memset(Pdcp_num_ues, 0, sizeof(Pdcp_num_ues));
memset(Pdcp_stats_tx, 0, sizeof(Pdcp_stats_tx));
memset(Pdcp_stats_tx_s, 0, sizeof(Pdcp_stats_tx_s));
memset(Pdcp_stats_tx_bytes, 0, sizeof(Pdcp_stats_tx_bytes));
......
......@@ -94,9 +94,10 @@ extern int pdcp_instance_cnt;
int init_pdcp_thread(void);
void cleanup_pdcp_thread(void);
public_pdcp(frame_t pdcp_frame);
public_pdcp(sub_frame_t pdcp_subframe);
public_pdcp(uint16_t pdcp_num_ues);
public_pdcp(uint64_t Pdcp_sfn[MAX_NUM_CCs]);
public_pdcp(frame_t Pdcp_frame[MAX_NUM_CCs]);
public_pdcp(sub_frame_t Pdcp_subframe[MAX_NUM_CCs]);
public_pdcp(uint16_t Pdcp_num_ues[MAX_NUM_CCs]);
public_pdcp(uint32_t Pdcp_stats_tx_bytes[MAX_NUM_CCs][NUMBER_OF_UE_MAX][NB_RB_MAX]);
......
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