From 4289a21f352176f047d4ec8fb0a6ca13c31ee1d9 Mon Sep 17 00:00:00 2001 From: Robert Schmidt Date: Tue, 14 Dec 2021 16:04:46 +0100 Subject: [PATCH] Add thread to periodically print L1 UE stats to file --- executables/nr-ue.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/executables/nr-ue.c b/executables/nr-ue.c index 93f12f831c..00076887a5 100644 --- a/executables/nr-ue.c +++ b/executables/nr-ue.c @@ -104,6 +104,46 @@ queue_t nr_rach_ind_queue; static void *NRUE_phy_stub_standalone_pnf_task(void *arg); +static int dump_L1_UE_meas_stats(PHY_VARS_NR_UE *ue, char *output, int max_len) +{ + int stroff = 0; + stroff += print_meas_log(&ue->phy_proc_tx, "L1 TX processing", NULL, NULL, output); + stroff += print_meas_log(&ue->ulsch_encoding_stats, "ULSCH encoding", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->phy_proc_rx[0], "L1 RX processing t0", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->phy_proc_rx[1], "L1 RX processing t1", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->ue_ul_indication_stats, "UL Indication", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->rx_pdsch_stats, "PDSCH receiver", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->dlsch_decoding_stats[0], "PDSCH decoding t0", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->dlsch_decoding_stats[1], "PDSCH decoding t1", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->dlsch_unscrambling_stats, "PDSCH unscrambling", NULL, NULL, output + stroff); + stroff += print_meas_log(&ue->dlsch_rx_pdcch_stats, "PDCCH handling", NULL, NULL, output + stroff); + return stroff; +} + +static void *nrL1_UE_stats_thread(void *param) +{ + PHY_VARS_NR_UE *ue = (PHY_VARS_NR_UE *) param; + const int max_len = 16384; + char output[max_len]; + char filename[30]; + snprintf(filename, 29, "nrL1_UE_stats-%d.log", ue->Mod_id); + filename[29] = 0; + FILE *fd = fopen(filename, "w"); + AssertFatal(fd != NULL, "Cannot open %s\n", filename); + + while (!oai_exit) { + sleep(1); + const int len = dump_L1_UE_meas_stats(ue, output, max_len); + AssertFatal(len < max_len, "exceeded length\n"); + fwrite(output, len + 1, 1, fd); // + 1 for terminating NULL byte + fflush(fd); + fseek(fd, 0, SEEK_SET); + } + fclose(fd); + + return NULL; +} + void init_nr_ue_vars(PHY_VARS_NR_UE *ue, uint8_t UE_id, uint8_t abstraction_flag) @@ -1166,6 +1206,8 @@ void init_NR_UE_threads(int nb_inst) { LOG_I(PHY,"Intializing UE Threads for instance %d (%p,%p)...\n",inst,PHY_vars_UE_g[inst],PHY_vars_UE_g[inst][0]); threadCreate(&threads[inst], UE_thread, (void *)UE, "UEthread", -1, OAI_PRIORITY_RT_MAX); + pthread_t stat_pthread; + threadCreate(&stat_pthread, nrL1_UE_stats_thread, UE, "L1_UE_stats", -1, OAI_PRIORITY_RT_LOW); } }