File size: 58,255 Bytes
5b3c00e | 1 2 3 4 5 6 7 8 9 10 11 | {"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T102612Z_zmq_pcf-restart_batch2__faults__0__chunk0", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T102612Z_zmq_pcf-restart_batch2\nscenario_label: pcf-restart\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: baseline traffic, PCF restarted mid-session, then a fresh registration cycle\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 10:26:18.770 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T102612Z_zmq_pcf-restart_batch2/core\"}\n 10:26:20.179 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T102612Z_zmq_pcf-restart_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 10:26:23.721 ng_setup_ok {\"cycle\":\"1\"}\n 10:26:25.785 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 10:26:26.845 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 10:26:26.850 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.14\"}\n 10:26:26.853 phase_start {\"phase\":\"traffic-1\"}\n 10:26:26.865 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 10:26:36.441 app_ping_end {\"exit\":\"0\"}\n 10:26:38.008 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:26:58.312 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.01\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:26:59.909 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:27:10.928 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"6.16\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:27:10.944 app_http_start {\"url\":\"http://example.com/\"}\n 10:27:11.127 app_http_end {\"result\":\"200 dns=0.051354 connect=0.087130 ttfb=0.136308 total=0.137200 bytes=577\"}\n 10:27:11.143 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:27:15.706 app_ping_end {\"exit\":\"0\"}\n 10:27:15.721 fault_start {\"fault\":\"restart-nf\",\"target\":\"open5gs-pcfd\"}\n 10:27:18.911 fault_end {\"fault\":\"restart-nf\",\"target\":\"open5gs-pcfd\",\"active\":\"active\"}\n 10:27:21.915 phase_start {\"phase\":\"after-fault-same-session\"}\n 10:27:21.930 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:27:26.501 app_ping_end {\"exit\":\"0\"}\n 10:27:28.073 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:27:38.364 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:27:40.521 ue_process_stop\n 10:27:43.640 gnb_process_stop\n 10:27:48.644 phase_start {\"phase\":\"recovery-cycle\"}\n 10:27:48.782 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T102612Z_zmq_pcf-restart_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 10:27:52.325 ng_setup_ok {\"cycle\":\"2\"}\n 10:27:54.387 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 10:27:55.453 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 10:27:55.458 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.15\"}\n 10:27:55.474 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 10:28:05.046 app_ping_end {\"exit\":\"0\"}\n 10:28:06.641 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:28:16.913 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:28:18.487 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:28:24.393 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.7\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:28:24.408 app_http_start {\"url\":\"http://example.com/\"}\n 10:28:24.560 app_http_end {\"result\":\"200 dns=0.036475 connect=0.070196 ttfb=0.118275 total=0.119269 bytes=577\"}\n 10:28:24.575 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:28:29.147 app_ping_end {\"exit\":\"0\"}\n 10:28:31.299 ue_process_stop\n 10:28:34.418 gnb_process_stop\n 10:28:38.532 ue_process_stop\n\nNF log lines (time UTC | nf level: text):\n10:26:26.439 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n10:26:26.475 | ausf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n10:26:26.524 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n10:26:26.528 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n10:26:26.803 | upf error: Invalid packet [IP version:6, Packet Length:48]\n10:27:41.722 | amf warning: Cause[Group:1 Cause:21]\n10:27:41.722 | amf warning: NGAP_ResetType_PR_partOfNG_Interface\n10:27:41.722 | amf warning: NGReset\n10:27:55.034 | pcf error: Not found [/npcf-smpolicycontrol/v1/sm-policies/19/delete]\n\n\nDuring the pcf-restart scenario, what was the duration of the PCF restart fault and did the subsequent ping test in the same session succeed?"}, {"role": "assistant", "content": "The PCF restart fault began at 10:27:15.721 and ended at 10:27:18.911, resulting in a duration of approximately 3.19 seconds. Following this, a ping test was initiated at 10:27:21.930 targeting 10.45.0.1 during the 'after-fault-same-session' phase. This test completed at 10:27:26.501 with an exit code of '0', indicating that the ping test succeeded despite the simulated PCF restart."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T100152Z_zmq_smf-restart_batch2__faults__0__chunk3", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T100152Z_zmq_smf-restart_batch2\nscenario_label: smf-restart\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: baseline traffic, SMF restarted mid-session, then a fresh registration cycle with traffic\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 10:01:58.598 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T100152Z_zmq_smf-restart_batch2/core\"}\n 10:02:00.071 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T100152Z_zmq_smf-restart_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 10:02:04.118 ng_setup_ok {\"cycle\":\"1\"}\n 10:02:06.182 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 10:02:07.247 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 10:02:07.252 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.22\"}\n 10:02:07.256 phase_start {\"phase\":\"traffic-1\"}\n 10:02:07.267 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 10:02:16.834 app_ping_end {\"exit\":\"0\"}\n 10:02:18.431 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:02:38.689 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.01\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:02:40.262 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:02:51.281 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"6.17\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:02:51.299 app_http_start {\"url\":\"http://example.com/\"}\n 10:02:51.459 app_http_end {\"result\":\"200 dns=0.038887 connect=0.076091 ttfb=0.127299 total=0.128327 bytes=577\"}\n 10:02:51.475 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:02:56.037 app_ping_end {\"exit\":\"0\"}\n 10:02:56.053 fault_start {\"fault\":\"restart-nf\",\"target\":\"open5gs-smfd\"}\n 10:02:59.232 fault_end {\"fault\":\"restart-nf\",\"target\":\"open5gs-smfd\",\"active\":\"active\"}\n 10:03:02.236 phase_start {\"phase\":\"after-fault-same-session\"}\n 10:03:02.250 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:03:16.808 app_ping_end {\"exit\":\"1\"}\n 10:03:18.402 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:03:42.772 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"0.0\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:03:44.919 ue_process_stop\n 10:03:48.073 gnb_process_stop\n 10:03:53.077 phase_start {\"phase\":\"recovery-cycle\"}\n 10:03:53.214 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T100152Z_zmq_smf-restart_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 10:03:56.756 ng_setup_ok {\"cycle\":\"2\"}\n 10:03:58.813 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 10:03:59.881 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 10:03:59.885 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.2\"}\n 10:03:59.899 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 10:04:09.473 app_ping_end {\"exit\":\"0\"}\n 10:04:11.044 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:04:21.296 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:04:22.872 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 10:04:28.862 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"4.52\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 10:04:28.878 app_http_start {\"url\":\"http://example.com/\"}\n 10:04:29.033 app_http_end {\"result\":\"200 dns=0.030519 connect=0.069032 ttfb=0.120713 total=0.121829 bytes=577\"}\n 10:04:29.048 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 10:04:33.627 app_ping_end {\"exit\":\"0\"}\n 10:04:35.796 ue_process_stop\n 10:04:38.917 gnb_process_stop\n 10:04:43.049 ue_process_stop\n\n10:03:06.316 | upf error: [127.0.0.7] Send Error Indication [TEID:0x5767] to [127.0.0.1]\n10:03:06.317 | upf error: [DROP] Cannot find FAR by Error-Indication\n10:03:06.830 | upf error: [127.0.0.7] Send Error Indication [TEID:0x5767] to [127.0.0.1]\n10:03:06.830 | upf error: [DROP] Cannot find FAR by Error-Indication\n10:03:18.456 | upf error: [127.0.0.7] Send Error Indication [TEID:0x5767] to [127.0.0.1]\n10:03:18.456 | upf error: [DROP] Cannot find FAR by Error-Indication\n10:03:19.484 | upf error: [127.0.0.7] Send Error Indication [TEID:0x5767] to [127.0.0.1]\n10:03:19.484 | upf error: [DROP] Cannot find FAR by Error-Indication\n\n\nWhat was the impact of the open5gs-smfd restart on the active PDU session for ue-f1c4a40364f105b2, and how is this reflected in the UPF logs?"}, {"role": "assistant", "content": "The restart of open5gs-smfd occurred between 10:02:56.053 and 10:02:59.232. Following this, during the 'after-fault-same-session' phase, a ping test started at 10:03:02.250 failed with exit code 1 at 10:03:16.808, and a subsequent downlink iperf test ended at 10:03:42.772 with 0.0 mbps. The UPF logs show multiple errors starting at 10:03:06.316, specifically 'Send Error Indication [TEID:0x5767]' and '[DROP] Cannot find FAR by Error-Indication', indicating that the user plane could no longer find the Forwarding Action Rule (FAR) associated with the session after the SMF restart. Connectivity was only restored in the 'recovery-cycle' after a new registration and PDU session were established at 10:03:59.885."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T090309Z_zmq_upf-restart_batch2__faults__0__chunk0", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T090309Z_zmq_upf-restart_batch2\nscenario_label: upf-restart\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: baseline traffic, UPF restarted mid-session, then a fresh registration cycle with traffic\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 09:03:16.033 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T090309Z_zmq_upf-restart_batch2/core\"}\n 09:03:17.488 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T090309Z_zmq_upf-restart_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 09:03:21.036 ng_setup_ok {\"cycle\":\"1\"}\n 09:03:23.098 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 09:03:24.161 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 09:03:24.167 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.4\"}\n 09:03:24.170 phase_start {\"phase\":\"traffic-1\"}\n 09:03:24.182 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:03:33.768 app_ping_end {\"exit\":\"0\"}\n 09:03:35.340 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:03:55.614 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.01\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:03:57.182 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:04:08.148 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.56\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:04:08.165 app_http_start {\"url\":\"http://example.com/\"}\n 09:04:08.322 app_http_end {\"result\":\"200 dns=0.047165 connect=0.071462 ttfb=0.121529 total=0.122528 bytes=577\"}\n 09:04:08.339 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 09:04:12.900 app_ping_end {\"exit\":\"0\"}\n 09:04:12.913 fault_start {\"fault\":\"restart-nf\",\"target\":\"open5gs-upfd\"}\n 09:04:16.107 fault_end {\"fault\":\"restart-nf\",\"target\":\"open5gs-upfd\",\"active\":\"active\"}\n 09:04:19.111 phase_start {\"phase\":\"after-fault-same-session\"}\n 09:04:19.126 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 09:04:33.696 app_ping_end {\"exit\":\"1\"}\n 09:04:35.269 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:04:45.536 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:04:47.684 ue_process_stop\n 09:04:50.798 gnb_process_stop\n 09:04:55.804 phase_start {\"phase\":\"recovery-cycle\"}\n 09:04:55.940 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T090309Z_zmq_upf-restart_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 09:04:59.485 ng_setup_ok {\"cycle\":\"2\"}\n 09:05:01.544 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 09:05:02.609 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 09:05:02.614 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.5\"}\n 09:05:02.628 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:05:12.211 app_ping_end {\"exit\":\"0\"}\n 09:05:13.778 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:05:24.041 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:05:25.609 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:05:31.371 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.18\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:05:31.386 app_http_start {\"url\":\"http://example.com/\"}\n 09:05:31.538 app_http_end {\"result\":\"200 dns=0.040806 connect=0.069204 ttfb=0.117211 total=0.118241 bytes=577\"}\n 09:05:31.550 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 09:05:36.115 app_ping_end {\"exit\":\"0\"}\n 09:05:38.282 ue_process_stop\n 09:05:41.418 gnb_process_stop\n 09:05:45.596 ue_process_stop\n\nNF log lines (time UTC | nf level: text):\n09:03:23.711 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n09:03:23.746 | ausf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n09:03:23.792 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n09:03:23.796 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n09:03:24.082 | upf error: Invalid packet [IP version:6, Packet Length:48]\n09:04:20.352 | upf error: Cannot find PFCP-Node: type [1] node_id NULL from [127.0.0.4]:8805\n09:04:22.854 | upf error: Cannot find PFCP-Node: type [1] node_id NULL from [127.0.0.4]:8805\n\n\nWhat was the impact of the open5gs-upfd restart on the active PDU session for ue-f1c4a40364f105b2, and how did the UPF behave immediately after the fault?"}, {"role": "assistant", "content": "The open5gs-upfd restart occurred between 09:04:12.913 and 09:04:16.107. Following this, during the 'after-fault-same-session' phase, an app_ping to 10.45.0.1 started at 09:04:19.126 and ended at 09:04:33.696 with an exit code of 1, indicating a failure. The UPF logs show two errors at 09:04:20.352 and 09:04:22.854 stating 'Cannot find PFCP-Node: type [1] node_id NULL from [127.0.0.4]:8805'. However, connectivity was later restored within the same session, as a subsequent downlink iperf test from 09:04:35.269 to 09:04:45.536 completed successfully with 10.07 mbps."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T112201Z_zmq_amf-restart_batch2__faults__0__chunk1", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T112201Z_zmq_amf-restart_batch2\nscenario_label: amf-restart\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: baseline traffic, AMF restarted mid-session (NG association lost), then a fresh cycle\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 11:22:08.147 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T112201Z_zmq_amf-restart_batch2/core\"}\n 11:22:09.618 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T112201Z_zmq_amf-restart_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 11:22:13.161 ng_setup_ok {\"cycle\":\"1\"}\n 11:22:15.225 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 11:22:16.282 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 11:22:16.286 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.10\"}\n 11:22:16.289 phase_start {\"phase\":\"traffic-1\"}\n 11:22:16.301 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 11:22:25.894 app_ping_end {\"exit\":\"0\"}\n 11:22:27.470 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 11:22:47.765 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.01\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 11:22:49.329 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 11:23:00.367 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"6.15\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 11:23:00.383 app_http_start {\"url\":\"http://example.com/\"}\n 11:23:00.554 app_http_end {\"result\":\"200 dns=0.057653 connect=0.080683 ttfb=0.130127 total=0.131157 bytes=577\"}\n 11:23:00.568 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 11:23:05.135 app_ping_end {\"exit\":\"0\"}\n 11:23:05.151 fault_start {\"fault\":\"restart-nf\",\"target\":\"open5gs-amfd\"}\n 11:23:08.360 fault_end {\"fault\":\"restart-nf\",\"target\":\"open5gs-amfd\",\"active\":\"active\"}\n 11:23:11.364 phase_start {\"phase\":\"after-fault-same-session\"}\n 11:23:11.375 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 11:23:25.936 app_ping_end {\"exit\":\"1\"}\n 11:23:27.535 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 11:23:51.902 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"0.0\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 11:23:54.074 ue_process_stop\n 11:23:57.195 gnb_process_stop\n 11:24:02.200 phase_start {\"phase\":\"recovery-cycle\"}\n 11:24:02.341 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T112201Z_zmq_amf-restart_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 11:24:06.387 ng_setup_ok {\"cycle\":\"2\"}\n 11:24:08.453 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 11:24:09.518 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 11:24:09.523 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.11\"}\n 11:24:09.538 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 11:24:19.123 app_ping_end {\"exit\":\"0\"}\n 11:24:20.701 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 11:24:30.956 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 11:24:32.526 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 11:24:38.419 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.31\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 11:24:38.432 app_http_start {\"url\":\"http://example.com/\"}\n 11:24:38.594 app_http_end {\"result\":\"200 dns=0.046622 connect=0.080415 ttfb=0.126465 total=0.127496 bytes=577\"}\n 11:24:38.609 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 11:24:43.178 app_ping_end {\"exit\":\"0\"}\n 11:24:45.331 ue_process_stop\n 11:24:48.444 gnb_process_stop\n 11:24:52.551 ue_process_stop\n\n11:24:09.277 | smf warning: OLD Session Will Release [SUPI:imsi-ue-f1c4a40364f105b2,PDU Session identity:1]\n11:24:09.283 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.4:7777]\n11:24:09.286 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.15:7777]\n11:24:09.353 | upf error: Invalid packet [IP version:6, Packet Length:48]\n11:24:46.544 | amf warning: Cause[Group:1 Cause:21]\n11:24:46.544 | amf warning: NGAP_ResetType_PR_partOfNG_Interface\n11:24:46.544 | amf warning: NGReset\n\n\nWhat was the impact of the open5gs-amfd restart on the active PDU session and subsequent application traffic for ue-f1c4a40364f105b2?"}, {"role": "assistant", "content": "The restart of open5gs-amfd began at 11:23:05.151 and ended at 11:23:08.360. Following this fault, a ping test started at 11:23:11.375 ended with an exit code of '1' at 11:23:25.936, and a downlink iperf test from 11:23:27.535 to 11:23:51.902 resulted in 0.0 mbps, indicating a loss of connectivity. During the recovery cycle, the SMF issued a warning at 11:24:09.277 stating 'OLD Session Will Release' for imsi-ue-f1c4a40364f105b2. A new PDU session was successfully established at 11:24:09.523 with a new IP address of 10.45.0.11, after which application traffic resumed, including a successful ping to 8.8.8.8 (exit 0) at 11:24:19.123."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T083702Z_zmq_nrf-stop_batch2__faults__0__chunk2", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T083702Z_zmq_nrf-stop_batch2\nscenario_label: nrf-stop\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: NRF stopped for 20 s while the UE registers (NF discovery failures), then recovery\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 08:37:08.636 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T083702Z_zmq_nrf-stop_batch2/core\"}\n 08:37:10.079 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T083702Z_zmq_nrf-stop_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 08:37:13.622 ng_setup_ok {\"cycle\":\"1\"}\n 08:37:15.624 phase_start {\"phase\":\"nrf-outage\"}\n 08:37:17.681 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:37:18.741 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 08:37:18.746 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.7\"}\n 08:37:15.634 fault_start {\"fault\":\"stop-nf\",\"target\":\"open5gs-nrfd\",\"duration_s\":\"20\"}\n 08:37:37.805 fault_end {\"fault\":\"stop-nf\",\"target\":\"open5gs-nrfd\",\"active\":\"active\"}\n 08:37:37.808 phase_start {\"phase\":\"recovery\"}\n 08:37:39.970 ue_process_stop\n 08:37:43.085 gnb_process_stop\n 08:37:48.216 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T083702Z_zmq_nrf-stop_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 08:37:51.759 ng_setup_ok {\"cycle\":\"2\"}\n 08:37:53.817 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:37:54.886 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 08:37:54.891 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.8\"}\n 08:37:54.908 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 08:38:04.476 app_ping_end {\"exit\":\"0\"}\n 08:38:06.049 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:38:16.342 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:38:17.932 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:38:23.839 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.73\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:38:23.853 app_http_start {\"url\":\"http://example.com/\"}\n 08:38:24.032 app_http_end {\"result\":\"200 dns=0.059805 connect=0.088013 ttfb=0.134957 total=0.135952 bytes=577\"}\n 08:38:24.046 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 08:38:28.609 app_ping_end {\"exit\":\"0\"}\n 08:38:30.750 ue_process_stop\n 08:38:33.863 gnb_process_stop\n 08:38:38.048 ue_process_stop\n 08:38:40.190 gnb_process_stop\n 08:38:45.629 core_collect_stop\n\n08:37:21.382 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:21.382 | scp warning: response_handler() failed [-1]\n08:37:21.389 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:21.389 | scp warning: response_handler() failed [-1]\n08:37:21.390 | pcf warning: [bb0eed36-c7a2-41f1-a522-73fde5044460] HTTP response error [500]\n08:37:21.435 | bsf warning: [bb1752dc-c7a2-41f1-a97f-292688432d64] HTTP response error [500]\n08:37:21.435 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:21.435 | scp warning: response_handler() failed [-1]\n08:37:21.496 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:21.496 | scp warning: response_handler() failed [-1]\n08:37:21.496 | smf warning: [015fb7ba-c7a9-41f1-8f7e-7198be615879] HTTP response error [500]\n08:37:21.639 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:21.639 | scp warning: response_handler() failed [-1]\n08:37:21.640 | nssf warning: [bb204144-c7a2-41f1-9452-51a9f8935d83] HTTP response error [500]\n08:37:23.225 | ausf warning: [baf5318e-c7a2-41f1-8d14-89575eb55764] Retry registration with NRF\n08:37:23.226 | scp warning: Couldn't connect to server (7): Failed to connect to 127.0.0.10 port 7777 after 0 ms: Couldn't connect to server\n08:37:23.227 | ausf error: [baf5318e-c7a2-41f1-8d14-89575eb55764] HTTP Response Status Code [500]\n08:37:23.227 | scp warning: response_handler() failed [-1]\n08:37:23.324 | udm warning: [bafa9dd6-c7a2-41f1-98e3-359f9f026936] Retry registration with NRF\n\n\nDuring the 'nrf-outage' phase, which network functions reported HTTP 500 errors or registration retry attempts, and what was the timing of these events relative to the fault start?"}, {"role": "assistant", "content": "The fault 'stop-nf' targeting 'open5gs-nrfd' started at 08:37:15.634. Following this, several network functions reported issues: the pcf (08:37:21.390), bsf (08:37:21.435), smf (08:37:21.496), and nssf (08:37:21.640) all logged HTTP response error [500]. Additionally, the ausf reported a 'Retry registration with NRF' at 08:37:23.225 and an HTTP Response Status Code [500] at 08:37:23.227, while the udm reported a 'Retry registration with NRF' at 08:37:23.324. These events occurred between approximately 5.7 and 7.7 seconds after the NRF was stopped."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T084700Z_zmq_udm-stop_batch2__faults__0__chunk1", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T084700Z_zmq_udm-stop_batch2\nscenario_label: udm-stop\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: UDM stopped for 20 s while the UE registers (authentication failure), then recovery\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 08:47:06.505 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T084700Z_zmq_udm-stop_batch2/core\"}\n 08:47:07.952 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T084700Z_zmq_udm-stop_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 08:47:11.495 ng_setup_ok {\"cycle\":\"1\"}\n 08:47:13.497 phase_start {\"phase\":\"udm-outage\"}\n 08:47:15.559 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:47:40.886 ue_registration_timeout\n 08:47:13.506 fault_start {\"fault\":\"stop-nf\",\"target\":\"open5gs-udmd\",\"duration_s\":\"20\"}\n 08:47:35.694 fault_end {\"fault\":\"stop-nf\",\"target\":\"open5gs-udmd\",\"active\":\"active\"}\n 08:47:40.894 phase_start {\"phase\":\"recovery\"}\n 08:47:43.018 ue_process_stop\n 08:47:46.133 gnb_process_stop\n 08:47:51.324 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T084700Z_zmq_udm-stop_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 08:47:54.867 ng_setup_ok {\"cycle\":\"2\"}\n 08:47:56.926 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:47:58.485 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 08:47:58.490 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.13\"}\n 08:47:58.507 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 08:48:08.084 app_ping_end {\"exit\":\"0\"}\n 08:48:09.676 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:48:19.940 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:48:21.514 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:48:27.309 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.16\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:48:27.325 app_http_start {\"url\":\"http://example.com/\"}\n 08:48:27.485 app_http_end {\"result\":\"200 dns=0.040849 connect=0.071363 ttfb=0.121586 total=0.122650 bytes=577\"}\n 08:48:27.501 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 08:48:32.079 app_ping_end {\"exit\":\"0\"}\n 08:48:34.212 ue_process_stop\n 08:48:37.322 gnb_process_stop\n 08:48:41.438 ue_process_stop\n 08:48:43.585 gnb_process_stop\n 08:48:49.049 core_collect_stop\n\n08:47:33.678 | udm error: Cannot find file [/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-6.key]\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-1.key] failed\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-3.key] failed\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-5.key] failed\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-2.key] failed\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-4.key] failed\n08:47:33.678 | udm error: ogs_file_read_full[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-6.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_curve25519_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-1.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_curve25519_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-3.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_curve25519_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/curve25519-5.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_secp256r1_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-2.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_secp256r1_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-4.key] failed\n08:47:33.678 | udm error: ogs_pem_decode_secp256r1_key[/home/mashroor/open5gs/install/etc/open5gs/hnet/secp256r1-6.key] failed\n08:47:33.684 | amf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n08:47:33.684 | amf warning: UnRef NF EndPoint(addr) [127.0.0.12:80]\n08:47:33.684 | amf warning: [e5f83c56-c7ab-41f1-b9e2-99bedf289007] (NRF-notify) NF has already been added [type:UDM]\n08:47:57.591 | amf warning: GUTI has already been allocated\n08:47:57.599 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n\n\nDuring the udm-outage phase, what happened to the registration attempt of ue-f1c4a40364f105b2 and when was the UDM fault resolved?"}, {"role": "assistant", "content": "The UE process for ue-f1c4a40364f105b2 started at 08:47:15.559 while the UDM was stopped (fault started at 08:47:13.506), resulting in a ue_registration_timeout at 08:47:40.886. The UDM fault, identified as 'stop-nf' targeting 'open5gs-udmd', ended at 08:47:35.694. Despite the fault ending, the UE did not successfully register until a second process cycle started at 08:47:56.926, with the ue_registered event occurring at 08:47:58.485."}]}
{"source_repo": "powder-5g-core-sim-v1", "source_id": "powder-5g-core-sim-v1__2026-09-30T0933Z_core-sim_n2-netem_fresh__faults__0__chunk1", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-09-30T0933Z_core-sim_n2-netem_fresh\nscenario_label: n2-netem\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: n2-netem: baseline, then netem impairment on the core N2/N3 link during a second workload and PDU re-establishment\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 09:33:53.855 core_collect_start {\"run_dir\":\"/users/mahabhu/otel/runs/2026-09-30T0933Z_core-sim_n2-netem_fresh\"}\n 09:33:55.915 ran_collect_start {\"run_dir\":\"/users/mahabhu/otel/runs/2026-09-30T0933Z_core-sim_n2-netem_fresh\"}\n 09:34:00.038 nf_restart_all {\"units\":\"open5gs-amfd.service,open5gs-ausfd.service,open5gs-bsfd.service,open5gs-hssd.service,open5gs-mmed.service,open5gs-nrfd.service,open5gs-nssfd.service,open5gs-pcfd.service,open5gs-pcrfd.service,open5gs-scpd.service,open5gs-seppd.service,open5gs-sgwcd.service,open5gs-sgwud.service,open5gs-smfd.service,open5gs-udmd.service,open5gs-udrd.service,open5gs-upfd.service\"}\n 09:34:05.920 nf_restart_done {\"active\":\" 17 active \",\"ngap_listening\":\"1\"}\n 09:34:05.985 phase_start {\"phase\":\"warmup\"}\n 09:34:06.759 gnb_process_start {\"config\":\"/root/UERANSIM/config/open5gs-gnb.yaml\",\"phase\":\"warmup\"}\n 09:34:07.285 ng_setup_ok {\"phase\":\"warmup\"}\n 09:34:08.187 ue_process_start {\"supi\":\"imsi-ue-4549df2477a8c074\",\"phase\":\"warmup\"}\n 09:34:08.739 ue_registered {\"supi\":\"imsi-ue-4549df2477a8c074\",\"attempts\":\"1\",\"rejects\":\"0\",\"phase\":\"warmup\"}\n 09:34:08.765 pdu_session_ok {\"iface\":\"uesimtun0\",\"phase\":\"warmup\"}\n 09:34:09.579 deregister_cmd {\"supi\":\"imsi-ue-4549df2477a8c074\",\"phase\":\"warmup\"}\n 09:34:09.618 ue_deregistered {\"phase\":\"warmup\"}\n 09:34:11.508 ue_process_stop {\"phase\":\"warmup\"}\n 09:34:13.424 gnb_process_stop {\"phase\":\"warmup\"}\n 09:34:16.335 phase_start {\"phase\":\"scenario\"}\n 09:34:17.113 gnb_process_start {\"config\":\"/root/UERANSIM/config/open5gs-gnb.yaml\"}\n 09:34:17.640 ng_setup_ok\n 09:34:18.532 ue_process_start {\"supi\":\"imsi-ue-4549df2477a8c074\"}\n 09:34:19.083 ue_registered {\"supi\":\"imsi-ue-4549df2477a8c074\",\"attempts\":\"1\",\"rejects\":\"0\"}\n 09:34:19.110 pdu_session_ok {\"iface\":\"uesimtun0\"}\n 09:34:19.971 app_ping_start {\"iface\":\"uesimtun0\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:34:29.524 app_ping_end {\"exit\":\"0\"}\n 09:34:30.424 app_http_start {\"iface\":\"uesimtun0\",\"url\":\"http://example.com/\"}\n 09:34:30.481 app_http_end {\"result\":\"200 dns=0.012342 connect=0.017342 ttfb=0.027398 total=0.027460 bytes=713\"}\n 09:34:31.425 fault_start {\"fault\":\"netem\",\"iface\":\"enp6s0f3\",\"netem\":\"delay 100ms loss 5%\",\"duration_s\":\"until-cleared\"}\n 09:34:32.254 app_ping_start {\"iface\":\"uesimtun0\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:34:41.912 app_ping_end {\"exit\":\"0\"}\n 09:34:42.728 app_http_start {\"iface\":\"uesimtun0\",\"url\":\"http://example.com/\"}\n 09:34:43.981 app_http_end {\"result\":\"200 dns=0.004208 connect=1.111963 ttfb=1.222733 total=1.222785 bytes=713\"}\n 09:34:44.784 pdu_release_cmd {\"psid\":\"1\"}\n 09:34:48.596 pdu_establish_cmd\n 09:35:06.188 pdu_session_reestablished {\"ok\":\"yes\"}\n 09:35:07.129 fault_end {\"fault\":\"netem\",\"iface\":\"enp6s0f3\"}\n 09:35:07.926 app_ping_start {\"iface\":\"uesimtun1\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:35:17.487 app_ping_end {\"exit\":\"0\"}\n 09:35:18.300 deregister_cmd {\"supi\":\"imsi-ue-4549df2477a8c074\"}\n 09:35:18.340 ue_deregistered\n 09:35:22.184 ue_process_stop\n 09:35:24.043 gnb_process_stop\n 09:35:25.061 fault_end {\"fault\":\"netem\",\"iface\":\"enp6s0f3\"}\n 09:35:30.005 ran_collect_stop\n 09:35:33.091 core_collect_stop\n\n09:34:02.814 | nrf warning: Not found [c01dbc54-bcb1-41f1-a126-c32cc36da1f7]\n09:34:02.836 | nrf warning: Not found [c021e05e-bcb1-41f1-9313-23fe87c05c5e]\n09:34:02.845 | amf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n09:34:02.845 | amf warning: UnRef NF EndPoint(addr) [127.0.0.12:80]\n09:34:02.845 | amf warning: [12a81866-bcb2-41f1-b3be-35e9292a3554] (NRF-notify) NF has already been added [type:UDM]\n09:34:02.968 | upf warning: Please change the configuration files of smf.yaml and upf.yaml as below.\n09:34:02.968 | upf warning: Please change the configuration files of smf.yaml and upf.yaml as below.\n09:34:09.836 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n09:34:09.855 | amf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n09:34:09.859 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n09:34:13.649 | sepp1 warning: [sepp2.localdomain] Retry establishment with Peer SEPP\n09:34:13.650 | sepp1 warning: Couldn't connect to server (7): Failed to connect to sepp2.localdomain port 7777: Connection refused\n09:34:13.650 | sepp1 warning: ogs_sbi_client_handler() failed [-1]\n09:34:18.553 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n09:34:18.559 | ausf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n09:34:18.571 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n\n\nHow did the HTTP request performance change after the netem impairment was injected on the core N2/N3 link, and what was the specific fault configuration?"}, {"role": "assistant", "content": "The netem impairment was started at 09:34:31.425 on interface enp6s0f3 with a configuration of 'delay 100ms loss 5%'. Before this fault, an HTTP request at 09:34:30.481 completed with a total time of 0.027460 seconds and a ttfb of 0.027398 seconds. After the fault was active, a subsequent HTTP request at 09:34:43.981 showed a significant performance degradation, with the total time increasing to 1.222785 seconds and the ttfb increasing to 1.222733 seconds. The document indicates the radio is simulated, so these values reflect the simulated network environment."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T082830Z_zmq_low-mcs_batch2__faults__0__chunk0", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T082830Z_zmq_low-mcs_batch2\nscenario_label: low-mcs\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: gNB scheduler capped at MCS 8 for PDSCH and PUSCH (controlled link-quality regime) with traffic\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 08:28:37.317 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T082830Z_zmq_low-mcs_batch2/core\"}\n 08:28:38.635 gnb_config_variant {\"provenance\":\"ground-truth\",\"cell_cfg.pdsch.max_ue_mcs\":8,\"cell_cfg.pusch.max_ue_mcs\":8}\n 08:28:38.732 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T082830Z_zmq_low-mcs_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 08:28:42.777 ng_setup_ok {\"cycle\":\"1\"}\n 08:28:44.835 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:28:45.893 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 08:28:45.898 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.3\"}\n 08:28:45.902 phase_start {\"phase\":\"traffic-1\"}\n 08:28:45.913 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 08:28:55.476 app_ping_end {\"exit\":\"0\"}\n 08:28:57.044 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:29:17.300 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"9.96\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:29:18.891 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:29:29.726 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.78\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:29:29.741 app_http_start {\"url\":\"http://example.com/\"}\n 08:29:29.905 app_http_end {\"result\":\"200 dns=0.052404 connect=0.081981 ttfb=0.133218 total=0.133350 bytes=577\"}\n 08:29:29.920 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 08:29:34.484 app_ping_end {\"exit\":\"0\"}\n 08:29:34.488 phase_start {\"phase\":\"traffic-2\"}\n 08:29:36.051 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"30\",\"target_bitrate\":\"20M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:30:08.280 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.49\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:30:08.294 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"30\"}\n 08:30:22.898 app_ping_end {\"exit\":\"0\"}\n 08:30:24.489 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"15\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:30:40.463 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"6.06\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:30:42.635 ue_process_stop\n 08:30:45.762 gnb_process_stop\n 08:30:49.867 ue_process_stop\n 08:30:51.975 gnb_process_stop\n 08:30:57.351 core_collect_stop\n\nNF log lines (time UTC | nf level: text):\n08:28:45.479 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n08:28:45.517 | ausf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n08:28:45.564 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n08:28:45.568 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n08:28:45.837 | upf error: Invalid packet [IP version:6, Packet Length:48]\n08:30:43.853 | amf warning: Cause[Group:1 Cause:21]\n08:30:43.853 | amf warning: NGAP_ResetType_PR_partOfNG_Interface\n08:30:43.853 | amf warning: NGReset\n\n\nWhat was the configured MCS limit for the gNB in this run, and how did the downlink iperf performance change between the first and second traffic phases?"}, {"role": "assistant", "content": "The gNB was configured with a maximum MCS of 8 for both PDSCH and PUSCH at 08:28:38.635. In the first traffic phase (traffic-1), a downlink iperf test starting at 08:28:57.044 with a target bitrate of 10M achieved a throughput of 9.96 mbps by 08:29:17.300. In the second traffic phase (traffic-2), a downlink iperf test starting at 08:29:36.051 with a higher target bitrate of 20M achieved a throughput of 10.49 mbps by 08:30:08.280. The document indicates that the radio used for these measurements was simulated."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T095644Z_zmq_ausf-stop_batch2__faults__0__chunk0", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T095644Z_zmq_ausf-stop_batch2\nscenario_label: ausf-stop\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: AUSF stopped for 20 s while the UE registers (authentication failure), then recovery\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 09:56:51.161 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T095644Z_zmq_ausf-stop_batch2/core\"}\n 09:56:52.584 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T095644Z_zmq_ausf-stop_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 09:56:56.633 ng_setup_ok {\"cycle\":\"1\"}\n 09:56:58.636 phase_start {\"phase\":\"ausf-outage\"}\n 09:57:00.698 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 09:57:26.016 ue_registration_timeout\n 09:56:58.646 fault_start {\"fault\":\"stop-nf\",\"target\":\"open5gs-ausfd\",\"duration_s\":\"20\"}\n 09:57:20.828 fault_end {\"fault\":\"stop-nf\",\"target\":\"open5gs-ausfd\",\"active\":\"active\"}\n 09:57:26.022 phase_start {\"phase\":\"recovery\"}\n 09:57:28.194 ue_process_stop\n 09:57:31.313 gnb_process_stop\n 09:57:36.452 gnb_process_start {\"cycle\":\"2\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T095644Z_zmq_ausf-stop_batch2/ran/config/gnb.2.yml\",\"radio\":\"zmq (simulated)\"}\n 09:57:39.996 ng_setup_ok {\"cycle\":\"2\"}\n 09:57:42.059 ue_process_start {\"cycle\":\"2\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 09:57:43.115 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 09:57:43.121 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.16\"}\n 09:57:43.135 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 09:57:52.707 app_ping_end {\"exit\":\"0\"}\n 09:57:54.277 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:58:04.530 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.07\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:58:06.105 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"5\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 09:58:11.950 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.74\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 09:58:11.964 app_http_start {\"url\":\"http://example.com/\"}\n 09:58:12.115 app_http_end {\"result\":\"200 dns=0.031892 connect=0.068989 ttfb=0.118188 total=0.119362 bytes=577\"}\n 09:58:12.129 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 09:58:16.698 app_ping_end {\"exit\":\"0\"}\n 09:58:18.859 ue_process_stop\n 09:58:22.005 gnb_process_stop\n 09:58:26.142 ue_process_stop\n 09:58:28.289 gnb_process_stop\n 09:58:33.608 core_collect_stop\n\nNF log lines (time UTC | nf level: text):\n09:57:01.236 | scp error: (NF discover) No NF-Instance [nausf-auth:AMF]\n09:57:01.237 | amf error: [suci-ue-f1c4a40364f105b2] HTTP response error [504]\n09:57:01.237 | amf warning: [imsi-ue-f1c4a40364f105b2] Failure in transaction; restoring context and transitioning to REGISTERED.\n09:57:01.237 | amf warning: [suci-ue-f1c4a40364f105b2] Registration reject [90]\n09:57:42.681 | amf warning: GUTI has already been allocated\n09:57:42.681 | amf warning: [251a6454-c7b1-41f1-95ac-d9277d336377] Unlink NF Instance [type:AUSF]\n09:57:42.689 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n09:57:42.779 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n09:57:42.783 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n09:57:43.064 | upf error: Invalid packet [IP version:6, Packet Length:48]\n09:58:19.995 | amf warning: Cause[Group:1 Cause:21]\n09:58:19.995 | amf warning: NGAP_ResetType_PR_partOfNG_Interface\n09:58:19.995 | amf warning: NGReset\n\n\nWhat was the impact on the registration process for ue-f1c4a40364f105b2 when the AUSF was stopped, and when did the subscriber eventually register successfully?"}, {"role": "assistant", "content": "When the AUSF was stopped at 09:56:58.646, the registration attempt for ue-f1c4a40364f105b2 (started at 09:57:00.698) failed. The AMF logs show a 'No NF-Instance [nausf-auth:AMF]' error at 09:57:01.236, followed by an HTTP 504 response error and a registration reject [90] at 09:57:01.237. This led to a ue_registration_timeout at 09:57:26.016. After the fault ended at 09:57:20.828 and the UE process was restarted at 09:57:42.059, the subscriber successfully registered at 09:57:43.115."}]}
{"source_repo": "zmq-5g-core-sim-v1", "source_id": "zmq-5g-core-sim-v1__2026-10-14T084430Z_zmq_mid-mcs_batch2__faults__0__chunk0", "source_spec_id": null, "source_version": null, "messages": [{"role": "user", "content": "# Injected conditions (ground truth) and the network functions' warning/error log lines during the run\nrun_id: 2026-10-14T084430Z_zmq_mid-mcs_batch2\nscenario_label: mid-mcs\nprovenance: ground truth = orchestrator/node timeline (measured timestamps); logs measured; radio simulated\nidentifiers: subscriber ids are keyed pseudonyms (ue-...), not IMSIs\nscenario: gNB scheduler capped at MCS 16 for PDSCH and PUSCH with traffic\nground-truth timeline (injected conditions and scenario steps; node clock, UTC):\n 08:44:37.093 core_collect_start {\"run_dir\":\"data/raw/zmq_5g_sim/2026-10-14T084430Z_zmq_mid-mcs_batch2/core\"}\n 08:44:38.434 gnb_config_variant {\"provenance\":\"ground-truth\",\"cell_cfg.pdsch.max_ue_mcs\":16,\"cell_cfg.pusch.max_ue_mcs\":16}\n 08:44:38.552 gnb_process_start {\"cycle\":\"1\",\"config\":\"data/raw/zmq_5g_sim/2026-10-14T084430Z_zmq_mid-mcs_batch2/ran/config/gnb.1.yml\",\"radio\":\"zmq (simulated)\"}\n 08:44:42.095 ng_setup_ok {\"cycle\":\"1\"}\n 08:44:44.159 ue_process_start {\"cycle\":\"1\",\"supi\":\"imsi-ue-f1c4a40364f105b2\",\"radio\":\"zmq (simulated)\"}\n 08:44:45.222 ue_registered {\"supi\":\"imsi-ue-f1c4a40364f105b2\"}\n 08:44:45.226 pdu_session_ok {\"iface\":\"tun_srsue (netns ue1)\",\"ue_ip\":\"10.45.0.12\"}\n 08:44:45.230 phase_start {\"phase\":\"traffic-1\"}\n 08:44:45.245 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"20\"}\n 08:44:54.820 app_ping_end {\"exit\":\"0\"}\n 08:44:56.396 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"20\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:45:16.740 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"10.01\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:45:18.329 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"10\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:45:29.328 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"5.55\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:45:29.342 app_http_start {\"url\":\"http://example.com/\"}\n 08:45:29.507 app_http_end {\"result\":\"200 dns=0.054725 connect=0.083177 ttfb=0.131303 total=0.132359 bytes=577\"}\n 08:45:29.523 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"10.45.0.1\",\"count\":\"10\"}\n 08:45:34.091 app_ping_end {\"exit\":\"0\"}\n 08:45:34.096 phase_start {\"phase\":\"traffic-2\"}\n 08:45:35.672 app_iperf_start {\"direction\":\"downlink\",\"seconds\":\"30\",\"target_bitrate\":\"20M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:46:05.963 app_iperf_end {\"direction\":\"downlink\",\"proto\":\"tcp\",\"mbps\":\"19.99\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:46:05.978 app_ping_start {\"iface\":\"tun_srsue\",\"target\":\"8.8.8.8\",\"count\":\"30\"}\n 08:46:20.550 app_ping_end {\"exit\":\"0\"}\n 08:46:22.123 app_iperf_start {\"direction\":\"uplink\",\"seconds\":\"15\",\"target_bitrate\":\"10M\",\"proto\":\"tcp\",\"server\":\"10.45.0.1\"}\n 08:46:38.092 app_iperf_end {\"direction\":\"uplink\",\"proto\":\"tcp\",\"mbps\":\"6.14\",\"lost_percent\":\"-\",\"jitter_ms\":\"-\"}\n 08:46:40.234 ue_process_stop\n 08:46:43.346 gnb_process_stop\n 08:46:47.489 ue_process_stop\n 08:46:49.643 gnb_process_stop\n 08:46:55.005 core_collect_stop\n\nNF log lines (time UTC | nf level: text):\n08:44:44.820 | amf warning: UnRef NF EndPoint(addr) [127.0.0.11:7777]\n08:44:44.855 | ausf warning: UnRef NF EndPoint(addr) [127.0.0.12:7777]\n08:44:44.905 | pcf warning: UnRef NF EndPoint(addr) [127.0.0.5:7777]\n08:44:44.908 | amf warning: UnRef NF EndPoint(addr) [127.0.0.13:7777]\n08:44:45.180 | upf error: Invalid packet [IP version:6, Packet Length:48]\n08:46:41.505 | amf warning: Cause[Group:1 Cause:21]\n08:46:41.505 | amf warning: NGAP_ResetType_PR_partOfNG_Interface\n08:46:41.505 | amf warning: NGReset\n\n\nWhat was the configured MCS limit for the gNB in this run, and how did the uplink iperf performance compare between the first and second traffic phases?"}, {"role": "assistant", "content": "The gNB was configured with a maximum UE MCS of 16 for both PDSCH and PUSCH, as recorded at 08:44:38.434. In the first traffic phase (traffic-1), the uplink iperf test ended at 08:45:29.328 with a throughput of 5.55 mbps. In the second traffic phase (traffic-2), the uplink iperf test ended at 08:46:38.092 with a throughput of 6.14 mbps. The throughput in the second phase was slightly higher than in the first."}]}
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