MAC: improve log messages, reduce overall verbosity

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c

@@ -688,7 +688,7 @@ void nr_initiate_ra_proc(module_id_t module_idP,
   }
 
   NR_SCHED_UNLOCK(&nr_mac->sched_lock);
-  LOG_E(NR_MAC, "[gNB %d][RAPROC] FAILURE: CC_id %d Frame %d initiating RA procedure for preamble index %d\n", module_idP, CC_id, frameP, preamble_index);
+  LOG_E(NR_MAC, "[gNB %d][RAPROC] FAILURE: CC_id %d %4d.%2d initiating RA procedure for preamble index %d: no free RA process\n", module_idP, CC_id, frameP, slotP, preamble_index);
 
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_INITIATE_RA_PROC, 0);
 }
@@ -768,8 +768,14 @@ static void nr_generate_Msg3_retransmission(module_id_t module_idP,
       return;
     }
 
-    LOG_I(NR_MAC, "[gNB %d][RAPROC] Frame %d, Slot %d : CC_id %d Scheduling retransmission of Msg3 in (%d,%d)\n",
-          module_idP, frame, slot, CC_id, sched_frame, sched_slot);
+    LOG_I(NR_MAC,
+          "%4d%2d: RA RNTI %04x CC_id %d Scheduling retransmission of Msg3 in (%d,%d)\n",
+          frame,
+          slot,
+          ra->rnti,
+          CC_id,
+          sched_frame,
+          sched_slot);
 
     buffer_index = ul_buffer_index(sched_frame, sched_slot, mu, nr_mac->UL_tti_req_ahead_size);
     nfapi_nr_ul_tti_request_t *future_ul_tti_req = &nr_mac->UL_tti_req_ahead[CC_id][buffer_index];
@@ -1253,7 +1259,7 @@ static void nr_generate_Msg2(module_id_t module_idP,
                                  true);
 
     if (CCEIndex < 0) {
-      LOG_E(NR_MAC, "%s(): cannot find free CCE for RA RNTI 0x%04x!\n", __func__, ra->rnti);
+      LOG_E(NR_MAC, "cannot find free CCE for Msg2 of RA RNTI 0x%04x!\n", ra->rnti);
       nr_clear_ra_proc(module_idP, CC_id, frameP, ra);
       return;
     }
@@ -1456,7 +1462,7 @@ static void nr_generate_Msg2(module_id_t module_idP,
     }
 
     ra->state = WAIT_Msg3;
-    LOG_W(NR_MAC,"[gNB %d][RAPROC] Frame %d, Subframe %d: rnti %04x RA state %d\n", module_idP, frameP, slotP, ra->rnti, ra->state);
+    LOG_D(NR_MAC,"[gNB %d][RAPROC] Frame %d, Subframe %d: rnti %04x RA state %d\n", module_idP, frameP, slotP, ra->rnti, ra->state);
   }
 }
 
@@ -1699,7 +1705,6 @@ static void nr_generate_Msg4(module_id_t module_idP,
       // Need to wait until data for Msg4 is ready
       if (srb_status.bytes_in_buffer == 0)
         return;
-      LOG_I(NR_MAC, "(%4d.%2d) SRB%d has %d bytes\n", frameP, slotP, lcid, srb_status.bytes_in_buffer);
       mac_sdu_length = srb_status.bytes_in_buffer;
     }
 

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c

@@ -2376,8 +2376,7 @@ NR_UE_info_t *add_new_nr_ue(gNB_MAC_INST *nr_mac, rnti_t rntiP, NR_CellGroupConf
 {
   NR_ServingCellConfigCommon_t *scc = nr_mac->common_channels[0].ServingCellConfigCommon;
   NR_UEs_t *UE_info = &nr_mac->UE_info;
-  LOG_I(NR_MAC, "Adding UE with rnti 0x%04x\n",
-        rntiP);
+  LOG_I(NR_MAC, "Adding new UE context with RNTI 0x%04x\n", rntiP);
   dump_nr_list(UE_info->list);
 
   // We will attach at the end, to mitigate race conditions

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c

@@ -377,7 +377,7 @@ static int nr_process_mac_pdu(instance_t module_idP,
           mac_len = 6;
         }
 
-        LOG_W(MAC, "[RAPROC] Received SDU for CCCH length %d for UE %04x\n", mac_len, UE->rnti);
+        LOG_D(MAC, "[RAPROC] Received SDU for CCCH length %d for UE %04x\n", mac_len, UE->rnti);
 
         prepare_initial_ul_rrc_message(RC.nrmac[module_idP], UE);
         mac_rlc_data_ind(module_idP,
@@ -509,7 +509,7 @@ void handle_nr_ul_harq(const int CC_idP,
   bool UE_waiting_CFRA_msg3 = get_UE_waiting_CFRA_msg3(nrmac, CC_idP, frame, slot);
 
   if (!UE || UE_waiting_CFRA_msg3 == true) {
-    LOG_W(NR_MAC, "handle harq for rnti %04x, in RA process\n", crc_pdu->rnti);
+    LOG_D(NR_MAC, "handle harq for rnti %04x, in RA process\n", crc_pdu->rnti);
     for (int i = 0; i < NR_NB_RA_PROC_MAX; ++i) {
       NR_RA_t *ra = &nrmac->common_channels[CC_idP].ra[i];
       if (ra->state >= WAIT_Msg3 && ra->rnti == crc_pdu->rnti) {
@@ -518,7 +518,7 @@ void handle_nr_ul_harq(const int CC_idP,
       }
     }
     NR_SCHED_UNLOCK(&nrmac->sched_lock);
-    LOG_E(NR_MAC, "%s(): unknown RNTI 0x%04x in PUSCH\n", __func__, crc_pdu->rnti);
+    LOG_E(NR_MAC, "no RA proc for RNTI 0x%04x in Msg3/PUSCH\n", crc_pdu->rnti);
     return;
   }
   NR_UE_sched_ctrl_t *sched_ctrl = &UE->UE_sched_ctrl;
@@ -792,7 +792,7 @@ static void _nr_rx_sdu(const module_id_t gnb_mod_idP,
                 // Let's abort the current RA, so the UE will trigger a new RA later but using RRCSetupRequest instead. A better solution may be implemented
                 mac_remove_nr_ue(gNB_mac, ra->rnti);
                 nr_clear_ra_proc(gnb_mod_idP, CC_idP, frameP, ra);
-                LOG_W(NR_MAC, "No UE found with C-RNTI %04x, ignoring Msg.3 to have UE come back with new RA attempt\n", ra->rnti);
+                LOG_W(NR_MAC, "No UE found with C-RNTI %04x, ignoring Msg3 to have UE come back with new RA attempt\n", ra->rnti);
                 return;
               } else {
                 // Reset Msg4_ACKed to not schedule ULSCH and DLSCH before RRC Reconfiguration

openair2/NR_PHY_INTERFACE/NR_IF_Module.c

@@ -77,7 +77,7 @@ void handle_nr_rach(NR_UL_IND_t *UL_info)
   bool in_timewindow = frame_diff == 0 || (frame_diff == 1 && UL_info->slot < 7);
 
   if (UL_info->rach_ind.number_of_pdus > 0 && in_timewindow) {
-    LOG_A(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",
+    LOG_D(MAC,"UL_info[Frame %d, Slot %d] Calling initiate_ra_proc RACH:SFN/SLOT:%d/%d\n",
           UL_info->frame, UL_info->slot, UL_info->rach_ind.sfn, UL_info->rach_ind.slot);
     for (int i = 0; i < UL_info->rach_ind.number_of_pdus; i++) {
       UL_info->rach_ind.number_of_pdus--;