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MAC stats: group UL&DL common stats

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This commit is contained in:
Robert Schmidt
2022-05-18 16:44:54 +02:00
parent 61d434339e
commit 26c2c0add8
6 changed files with 53 additions and 50 deletions
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openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
+2 -2
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@@ -1981,8 +1981,8 @@ void nr_check_Msg4_Ack(module_id_t module_id, int CC_id, frame_t frame, sub_fram
if (harq->is_waiting == 0) {
if (harq->round == 0) {
if (stats->dlsch_errors == 0) {
LOG_I(NR_MAC, "(ue %i, rnti 0x%04x) Received Ack of RA-Msg4. CBRA procedure succeeded!\n", UE_id, ra->rnti);
if (stats->dl.errors == 0) {
LOG_A(NR_MAC, "(ue %i, rnti 0x%04x) Received Ack of RA-Msg4. CBRA procedure succeeded!\n", UE_id, ra->rnti);
UE_info->active[UE_id] = true;
UE_info->Msg4_ACKed[UE_id] = true;
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c
+14 -12
View File
@@ -425,13 +425,13 @@ int get_mcs_from_bler(module_id_t mod_id, int CC_id, frame_t frame, sub_frame_t
const NR_mac_stats_t *stats = &nrmac->UE_info.mac_stats[UE_id];
// TODO put back this condition when relevant
/*const int dret3x = stats->dlsch_rounds[3] - bler_stats->dlsch_rounds[3];
/*const int dret3x = stats->dl.rounds[3] - bler_stats->dlsch_rounds[3];
if (dret3x > 0) {
if there is a third retransmission, decrease MCS for stabilization and
restart averaging window to stabilize transmission
bler_stats->last_frame_slot = now;
bler_stats->mcs = max(9, bler_stats->mcs - 1);
memcpy(bler_stats->dlsch_rounds, stats->dlsch_rounds, sizeof(stats->dlsch_rounds));
memcpy(bler_stats->dlsch_rounds, stats->dl.rounds, sizeof(stats->dl.rounds));
LOG_D(MAC, "%4d.%2d: %d retx in 3rd round, setting MCS to %d and restarting window\n", frame, slot, dret3x, bler_stats->mcs);
return bler_stats->mcs;
}*/
@@ -439,9 +439,9 @@ int get_mcs_from_bler(module_id_t mod_id, int CC_id, frame_t frame, sub_frame_t
return old_mcs; // no update
// last update is longer than x frames ago
const int dtx = (int)(stats->dlsch_rounds[0] - bler_stats->dlsch_rounds[0]);
const int dretx = (int)(stats->dlsch_rounds[1] - bler_stats->dlsch_rounds[1]);
const int dretx2 = (int)(stats->dlsch_rounds[2] - bler_stats->dlsch_rounds[2]);
const int dtx = (int)(stats->dl.rounds[0] - bler_stats->dlsch_rounds[0]);
const int dretx = (int)(stats->dl.rounds[1] - bler_stats->dlsch_rounds[1]);
const int dretx2 = (int)(stats->dl.rounds[2] - bler_stats->dlsch_rounds[2]);
const float bler_window = dtx > 0 ? (float) dretx / dtx : bler_stats->bler;
const float rd2_bler_wnd = dtx > 0 ? (float) dretx2 / dtx : bler_stats->rd2_bler;
bler_stats->bler = BLER_FILTER * bler_stats->bler + (1 - BLER_FILTER) * bler_window;
@@ -464,7 +464,7 @@ int get_mcs_from_bler(module_id_t mod_id, int CC_id, frame_t frame, sub_frame_t
// else we are within threshold boundaries
bler_stats->last_frame_slot = now;
bler_stats->mcs = new_mcs;
memcpy(bler_stats->dlsch_rounds, stats->dlsch_rounds, sizeof(stats->dlsch_rounds));
memcpy(bler_stats->dlsch_rounds, stats->dl.rounds, sizeof(stats->dl.rounds));
LOG_D(MAC, "%4d.%2d MCS %d -> %d (dtx %d, dretx %d, BLER wnd %.3f avg %.6f, dretx2 %d, RD2 BLER wnd %.3f avg %.6f)\n",
frame, slot, old_mcs, new_mcs, dtx, dretx, bler_window, bler_stats->bler, dretx2, rd2_bler_wnd, bler_stats->rd2_bler);
return new_mcs;
@@ -747,7 +747,7 @@ void pf_dl(module_id_t module_id,
layers[UE_id] = ps->nrOfLayers; // initialization of layers to the previous value in the strcuture
/* Calculate Throughput */
const float a = 0.0005f; // corresponds to 200ms window
const uint32_t b = UE_info->mac_stats[UE_id].dlsch_current_bytes;
const uint32_t b = UE_info->mac_stats[UE_id].dl.current_bytes;
thr_ue[UE_id] = (1 - a) * thr_ue[UE_id] + a * b;
/* retransmission */
@@ -1088,7 +1088,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
if (sched_ctrl->ul_failure==1 && get_softmodem_params()->phy_test==0) continue;
NR_sched_pdsch_t *sched_pdsch = &sched_ctrl->sched_pdsch;
UE_info->mac_stats[UE_id].dlsch_current_bytes = 0;
UE_info->mac_stats[UE_id].dl.current_bytes = 0;
NR_CellGroupConfig_t *cg = UE_info->CellGroup[UE_id];
NR_BWP_DownlinkDedicated_t *bwpd =
@@ -1146,7 +1146,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
harq->feedback_frame = pucch->frame;
harq->feedback_slot = pucch->ul_slot;
harq->is_waiting = true;
UE_info->mac_stats[UE_id].dlsch_rounds[harq->round]++;
UE_info->mac_stats[UE_id].dl.rounds[harq->round]++;
LOG_D(NR_MAC,
"%4d.%2d [DLSCH/PDSCH/PUCCH] UE %d RNTI %04x DCI L %d start %3d RBs %3d startSymbol %2d nb_symbol %2d dmrspos %x MCS %2d nrOfLayers %d TBS %4d HARQ PID %2d round %d RV %d NDI %d dl_data_to_ULACK %d (%d.%d) PUCCH allocation %d TPC %d\n",
frame,
@@ -1479,7 +1479,7 @@ void nr_schedule_ue_spec(module_id_t module_id,
lcid_bytes += len;
}
UE_info->mac_stats[UE_id].lc_bytes_tx[lcid] += lcid_bytes;
UE_info->mac_stats[UE_id].dl.lc_bytes[lcid] += lcid_bytes;
}
} else if (get_softmodem_params()->phy_test || get_softmodem_params()->do_ra) {
/* we will need the large header, phy-test typically allocates all
@@ -1517,8 +1517,10 @@ void nr_schedule_ue_spec(module_id_t module_id,
buf=bufEnd;
}
UE_info->mac_stats[UE_id].dlsch_total_bytes += TBS;
UE_info->mac_stats[UE_id].dlsch_current_bytes = TBS;
NR_mac_stats_t *mac_stats = &UE_info->mac_stats[UE_id];
mac_stats->dl.total_bytes += TBS;
mac_stats->dl.current_bytes = TBS;
/* save retransmission information */
harq->sched_pdsch = *sched_pdsch;
/* save which time allocation has been used, to be used on
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_uci.c
+2 -2
View File
@@ -838,8 +838,8 @@ static void handle_dl_harq(module_id_t mod_id,
harq->round = 0;
harq->ndi ^= 1;
NR_mac_stats_t *stats = &UE_info->mac_stats[UE_id];
stats->dlsch_errors++;
LOG_D(NR_MAC, "retransmission error for UE %d (total %"PRIu64")\n", UE_id, stats->dlsch_errors);
stats->dl.errors++;
LOG_D(NR_MAC, "retransmission error for UE %d (total %"PRIu64")\n", UE_id, stats->dl.errors);
} else {
LOG_D(PHY,"NACK for: pid %d, ue %x\n",harq_pid, UE_id);
add_tail_nr_list(&UE_info->UE_sched_ctrl[UE_id].retrans_dl_harq, harq_pid);
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+10 -9
View File
@@ -464,7 +464,7 @@ int nr_process_mac_pdu(module_id_t module_idP,
rx_lcid,
module_idP,
mac_len);
UE_info->mac_stats[UE_id].lc_bytes_rx[rx_lcid] += mac_len;
UE_info->mac_stats[UE_id].ul.lc_bytes[rx_lcid] += mac_len;
mac_rlc_data_ind(module_idP,
UE_info->rnti[UE_id],
@@ -526,7 +526,7 @@ void abort_nr_ul_harq(module_id_t mod_id, int UE_id, int8_t harq_pid)
harq->ndi ^= 1;
harq->round = 0;
UE_info->mac_stats[UE_id].ulsch_errors++;
UE_info->mac_stats[UE_id].ul.errors++;
add_tail_nr_list(&sched_ctrl->available_ul_harq, harq_pid);
/* the transmission failed: the UE won't send the data we expected initially,
@@ -637,7 +637,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
T_INT(rntiP), T_INT(frameP), T_INT(slotP), T_INT(harq_pid),
T_BUFFER(sduP, sdu_lenP));
UE_info->mac_stats[UE_id].ulsch_total_bytes_rx += sdu_lenP;
UE_info->mac_stats[UE_id].ul.total_bytes += sdu_lenP;
LOG_D(NR_MAC, "[gNB %d][PUSCH %d] CC_id %d %d.%d Received ULSCH sdu from PHY (rnti %x, UE_id %d) ul_cqi %d TA %d sduP %p, rssi %d\n",
gnb_mod_idP,
harq_pid,
@@ -1177,7 +1177,7 @@ void pf_ul(module_id_t module_id,
/* Calculate throughput */
const float a = 0.0005f; // corresponds to 200ms window
const uint32_t b = UE_info->mac_stats[UE_id].ulsch_current_bytes;
const uint32_t b = UE_info->mac_stats[UE_id].ul.current_bytes;
ul_thr_ue[UE_id] = (1 - a) * ul_thr_ue[UE_id] + a * b;
/* Check if retransmission is necessary */
@@ -1652,7 +1652,8 @@ void nr_schedule_ulsch(module_id_t module_id, frame_t frame, sub_frame_t slot)
cg->spCellConfig->spCellConfigDedicated->uplinkConfig ?
cg->spCellConfig->spCellConfigDedicated->uplinkConfig->initialUplinkBWP : NULL;
UE_info->mac_stats[UE_id].ulsch_current_bytes = 0;
NR_mac_stats_t *mac_stats = &UE_info->mac_stats[UE_id];
mac_stats->ul.current_bytes = 0;
/* dynamic PUSCH values (RB alloc, MCS, hence R, Qm, TBS) that change in
* every TTI are pre-populated by the preprocessor and used below */
@@ -1696,10 +1697,10 @@ void nr_schedule_ulsch(module_id_t module_id, frame_t frame, sub_frame_t slot)
NR_pusch_semi_static_t *ps = &sched_ctrl->pusch_semi_static;
/* Statistics */
AssertFatal(cur_harq->round < 8, "Indexing ulsch_rounds[%d] is out of bounds\n", cur_harq->round);
UE_info->mac_stats[UE_id].ulsch_rounds[cur_harq->round]++;
AssertFatal(cur_harq->round < 8, "Indexing UL rounds[%d] is out of bounds\n", cur_harq->round);
mac_stats->ul.rounds[cur_harq->round]++;
if (cur_harq->round == 0) {
UE_info->mac_stats[UE_id].ulsch_total_bytes_scheduled += sched_pusch->tb_size;
mac_stats->ulsch_total_bytes_scheduled += sched_pusch->tb_size;
/* Save information on MCS, TBS etc for the current initial transmission
* so we have access to it when retransmitting */
cur_harq->sched_pusch = *sched_pusch;
@@ -1719,7 +1720,7 @@ void nr_schedule_ulsch(module_id_t module_id, frame_t frame, sub_frame_t slot)
cur_harq->round,
cur_harq->ndi);
}
UE_info->mac_stats[UE_id].ulsch_current_bytes = sched_pusch->tb_size;
mac_stats->ul.current_bytes = sched_pusch->tb_size;
sched_ctrl->last_ul_frame = sched_pusch->frame;
sched_ctrl->last_ul_slot = sched_pusch->slot;
openair2/LAYER2/NR_MAC_gNB/main.c
+14 -14
View File
@@ -102,9 +102,9 @@ void dump_mac_stats(gNB_MAC_INST *gNB, char *output, int strlen, bool reset_rsrp
stroff+=sprintf(output+stroff,"UE %d: dlsch_rounds %"PRIu64"/%"PRIu64"/%"PRIu64"/%"PRIu64", dlsch_errors %"PRIu64", pucch0_DTX %d, BLER %.5f MCS %d\n",
UE_id,
stats->dlsch_rounds[0], stats->dlsch_rounds[1],
stats->dlsch_rounds[2], stats->dlsch_rounds[3],
stats->dlsch_errors,
stats->dl.rounds[0], stats->dl.rounds[1],
stats->dl.rounds[2], stats->dl.rounds[3],
stats->dl.errors,
stats->pucch0_DTX,
sched_ctrl->dl_bler_stats.bler,
sched_ctrl->dl_bler_stats.mcs);
@@ -112,25 +112,25 @@ void dump_mac_stats(gNB_MAC_INST *gNB, char *output, int strlen, bool reset_rsrp
stats->num_rsrp_meas = 0;
stats->cumul_rsrp = 0;
}
stroff+=sprintf(output+stroff,"UE %d: dlsch_total_bytes %"PRIu64"\n", UE_id, stats->dlsch_total_bytes);
stroff+=sprintf(output+stroff,"UE %d: dlsch_total_bytes %"PRIu64"\n", UE_id, stats->dl.total_bytes);
stroff+=sprintf(output+stroff,"UE %d: ulsch_rounds %"PRIu64"/%"PRIu64"/%"PRIu64"/%"PRIu64", ulsch_DTX %d, ulsch_errors %"PRIu64"\n",
UE_id,
stats->ulsch_rounds[0], stats->ulsch_rounds[1],
stats->ulsch_rounds[2], stats->ulsch_rounds[3],
stats->ul.rounds[0], stats->ul.rounds[1],
stats->ul.rounds[2], stats->ul.rounds[3],
stats->ulsch_DTX,
stats->ulsch_errors);
stats->ul.errors);
stroff+=sprintf(output+stroff,
"UE %d: ulsch_total_bytes_scheduled %"PRIu64", ulsch_total_bytes_received %"PRIu64"\n",
UE_id,
stats->ulsch_total_bytes_scheduled, stats->ulsch_total_bytes_rx);
stats->ulsch_total_bytes_scheduled, stats->ul.total_bytes);
for (int lc_id = 0; lc_id < 63; lc_id++) {
if (stats->lc_bytes_tx[lc_id] > 0) {
stroff+=sprintf(output+stroff, "UE %d: LCID %d: %"PRIu64" bytes TX\n", UE_id, lc_id, stats->lc_bytes_tx[lc_id]);
LOG_D(NR_MAC, "UE %d: LCID %d: %"PRIu64" bytes TX\n", UE_id, lc_id, stats->lc_bytes_tx[lc_id]);
if (stats->dl.lc_bytes[lc_id] > 0) {
stroff+=sprintf(output+stroff, "UE %d: LCID %d: %"PRIu64" bytes TX\n", UE_id, lc_id, stats->dl.lc_bytes[lc_id]);
LOG_D(NR_MAC, "UE %d: LCID %d: %"PRIu64" bytes TX\n", UE_id, lc_id, stats->dl.lc_bytes[lc_id]);
}
if (stats->lc_bytes_rx[lc_id] > 0) {
stroff+=sprintf(output+stroff, "UE %d: LCID %d: %"PRIu64" bytes RX\n", UE_id, lc_id, stats->lc_bytes_rx[lc_id]);
LOG_D(NR_MAC, "UE %d: LCID %d: %"PRIu64" bytes RX\n", UE_id, lc_id, stats->lc_bytes_rx[lc_id]);
if (stats->ul.lc_bytes[lc_id] > 0) {
stroff+=sprintf(output+stroff, "UE %d: LCID %d: %"PRIu64" bytes RX\n", UE_id, lc_id, stats->ul.lc_bytes[lc_id]);
LOG_D(NR_MAC, "UE %d: LCID %d: %"PRIu64" bytes RX\n", UE_id, lc_id, stats->ul.lc_bytes[lc_id]);
}
}
}
openair2/LAYER2/NR_MAC_gNB/nr_mac_gNB.h
+11 -11
View File
@@ -676,19 +676,19 @@ typedef struct {
uicc_t *uicc;
} NRUEcontext_t;
typedef struct {
uint64_t lc_bytes_tx[64];
uint64_t lc_bytes_rx[64];
uint64_t dlsch_rounds[8];
uint64_t dlsch_errors;
uint64_t dlsch_total_bytes;
int dlsch_current_bytes;
uint64_t ulsch_rounds[8];
uint64_t ulsch_errors;
typedef struct NR_mac_dir_stats {
uint64_t lc_bytes[64];
uint64_t rounds[8];
uint64_t errors;
uint64_t total_bytes;
uint32_t current_bytes;
} NR_mac_dir_stats_t;
typedef struct NR_mac_stats {
NR_mac_dir_stats_t dl;
NR_mac_dir_stats_t ul;
uint32_t ulsch_DTX;
uint64_t ulsch_total_bytes_scheduled;
uint64_t ulsch_total_bytes_rx;
int ulsch_current_bytes;
uint32_t pucch0_DTX;
int cumul_rsrp;
uint8_t num_rsrp_meas;