[2025/04/30 21:19:02 716807] [info] |xqc_tls_ctx_create|set cipher suites suc|ciphers:TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256 [2025/04/30 21:19:02 716842] [info] |xqc_tls_ctx_register_alpn|alpn registered|alpn:hq-interop|alpn_list: hq-interop [2025/04/30 21:19:02 716847] [info] |xqc_engine_add_alpn|alpn registered|alpn:hq-interop| [2025/04/30 21:19:02 716852] [info] |xqc_tls_ctx_register_alpn|alpn registered|alpn:hq-29|alpn_list: hq-interophq-29 [2025/04/30 21:19:02 716856] [info] |xqc_engine_add_alpn|alpn registered|alpn:hq-29| [2025/04/30 21:19:02 716864] [info] |xqc_tls_ctx_register_alpn|alpn registered|alpn:h3|alpn_list: hq-interophq-29h3 [2025/04/30 21:19:02 716868] [info] |xqc_engine_add_alpn|alpn registered|alpn:h3| [2025/04/30 21:19:02 716872] [info] |xqc_tls_ctx_register_alpn|alpn registered|alpn:h3-29|alpn_list: hq-interophq-29h3h3-29 [2025/04/30 21:19:02 716876] [info] |xqc_engine_add_alpn|alpn registered|alpn:h3-29| [2025/04/30 21:19:02 716980] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:CONN_IDLE|expire:1746048062716978|now:1746047942716978|interv:120000000| [2025/04/30 21:19:02 717009] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:PATH_IDLE|expire:1746048062717009|now:1746047942717009|interv:120000000| [2025/04/30 21:19:02 717020] [debug] |xqc_path_create|path:0|dcid:d580f439bbfc0e6d|scid:b8801e9bb858f4f9|create_path_count:1| [2025/04/30 21:19:02 717028] [debug] |scid:b8801e9bb858f4f9|xqc_path_init|path:0|conn_addr:addr or cid not avail|cp_addr_len:0|path_addr:addr or cid not avail|pp_addr_len:0| [2025/04/30 21:19:02 717035] [debug] |xqc_path_init|path:0|dcid:d580f439bbfc0e6d|scid:b8801e9bb858f4f9|state:2| [2025/04/30 21:19:02 717039] [debug] |scid:b8801e9bb858f4f9|xqc_conn_create|success|scid:b8801e9bb858f4f9|dcid:d580f439bbfc0e6d|conn:0000558DAAC4735C| [2025/04/30 21:19:02 717045] [debug] |scid:b8801e9bb858f4f9|xqc_create_crypto_stream|encrypt_level:0|cur_state:C_INIT| [2025/04/30 21:19:02 717052] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:0| [2025/04/30 21:19:02 717359] [debug] |scid:b8801e9bb858f4f9|xqc_ssl_do_handshake|ssl_do_handshake|SSL_quic_read_level:0|SSL_quic_write_level:0|rv:-1| [2025/04/30 21:19:02 717368] [debug] |scid:b8801e9bb858f4f9|xqc_tls_do_handshake|TLS handshake|ret:0| [2025/04/30 21:19:02 717374] [debug] |scid:b8801e9bb858f4f9|xqc_client_create_connection|0RTT_transport_params|max_datagram_frame_size:0| [2025/04/30 21:19:02 717380] [debug] |scid:b8801e9bb858f4f9|xqc_conn_client_init_path_addr|path:0|conn_addr:addr or cid not avail|cp_addr_len:16|path_addr:addr or cid not avail|pp_addr_len:16| [2025/04/30 21:19:02 717386] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:C_INIT|flag:TICKING UPPER_CONN_EXIST |now:1746047942717385| [2025/04/30 21:19:02 717392] [debug] |scid:b8801e9bb858f4f9|xqc_process_crypto_write_streams| [2025/04/30 21:19:02 717396] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|enc_level|0| [2025/04/30 21:19:02 717404] [info] |scid:b8801e9bb858f4f9|xqc_crypto_stream_send|crypto send data|pkt_num:0|size:339|sent:309|pkt_type:INIT|frame:CRYPTO |now:1746047942717403| [2025/04/30 21:19:02 717410] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|encrypt_level:0|cur_state:C_INIT|next_state:C_INITIAL_SENT| [2025/04/30 21:19:02 717416] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:250000|min_srtt:250000|path_bw:0|loss_rate:0.00|path_pto:0| [2025/04/30 21:19:02 717421] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:250000|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:02 717427] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:CRYPTO |pn:0|size:339|reinj:0|path_class:2| [2025/04/30 21:19:02 717432] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:339|pkt_type:INIT|frame:CRYPTO | [2025/04/30 21:19:02 717438] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:0| [2025/04/30 21:19:02 717533] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:0|size:1184|sent:1200|pkt_type:INIT|frame:PADDING CRYPTO |inflight:0|now:1746047942717453|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 717540] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:0|origin_pktnum:0|size:1184|enc_size:1200|pkt_type:INIT|frame:PADDING CRYPTO |conn_state:C_INITIAL_SENT|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 717545] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:0|applimit:0| [2025/04/30 21:19:02 717550] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:250000|rtt_var:125000|pto_duration:750000|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 717555] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 1184| [2025/04/30 21:19:02 717559] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 717563] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 0| [2025/04/30 21:19:02 717567] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047943467453|now:1746047942717549|interv:749904| [2025/04/30 21:19:02 717571] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:0|expire:1746047943467453|now:1746047942717549|interval:749904|pto_count:0|srtt:250000 [2025/04/30 21:19:02 717576] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:137856|inflight:1184| [2025/04/30 21:19:02 717582] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047943467453| [2025/04/30 21:19:02 717586] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_active_queue|last_ticked_time:1746047942717385|pd_index:0| [2025/04/30 21:19:02 717591] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047943467453| [2025/04/30 21:19:02 717595] [debug] |xqc_engine_wakeup_after|wakeup:1746047943467453|now:1746047942717595|diff:749858| [2025/04/30 21:19:02 717600] [debug] |xqc_engine_conn_logic|END| [2025/04/30 21:19:02 717682] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047943467453|pq_index:0| [2025/04/30 21:19:02 717693] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942717385| [2025/04/30 21:19:02 717706] [debug] |scid:b8801e9bb858f4f9|xqc_stream_send|blocked by no 0RTT support| [2025/04/30 21:19:02 717714] [info] |scid:b8801e9bb858f4f9|xqc_stream_send|ret:-610|stream_id:0|stream_send_offset:0|pkt_type:SHORT_HEADER|buff_1rtt:0|send_data_size:17|offset:0|fin:1|stream_flag:1|conn:0000558DAAC4735C|conn_state:C_INITIAL_SENT|flag:TICKING UPPER_CONN_EXIST | [2025/04/30 21:19:02 717724] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:C_INITIAL_SENT|flag:TICKING UPPER_CONN_EXIST |now:1746047942717723| [2025/04/30 21:19:02 717732] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047943467453| [2025/04/30 21:19:02 717736] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_active_queue|last_ticked_time:1746047942717723|pd_index:0| [2025/04/30 21:19:02 717743] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047943467453| [2025/04/30 21:19:02 717749] [debug] |xqc_engine_wakeup_after|wakeup:1746047943467453|now:1746047942717749|diff:749704| [2025/04/30 21:19:02 717756] [debug] |xqc_engine_conn_logic|END| [2025/04/30 21:19:02 752824] [info] |xqc_engine_packet_process|==>|conn:0000558DAAC4735C|size:1200|state:C_INITIAL_SENT|recv_time:1746047942752818| [2025/04/30 21:19:02 752879] [debug] |scid:b8801e9bb858f4f9|xqc_packet_parse_initial|packet parse|initial| [2025/04/30 21:19:02 752912] [debug] |scid:b8801e9bb858f4f9|xqc_packet_parse_initial|success|Length:150| [2025/04/30 21:19:02 752930] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|largest_pn:0| [2025/04/30 21:19:02 752938] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|decryption nonce|path_id:0|pn:0| [2025/04/30 21:19:02 752954] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt_single|pkt_type:INIT|pkt_num:0| [2025/04/30 21:19:02 752962] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:2| [2025/04/30 21:19:02 752974] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|conn:0000558DAAC4735C|path:0|pkt_num:0|origin_pktnum:0|size:1184|pns:0|pkt_type:INIT|frame:PADDING CRYPTO |conn_state:C_INITIAL_SENT|frame_largest_ack:0|path_largest_ack:0| [2025/04/30 21:19:02 752982] [debug] |scid:b8801e9bb858f4f9|xqc_update_sample|sampler_update|prior_lost:0|tx_in_flight:1184|prior_delivered:0|prior_time:1746047942717453|is_app_limited:1|send_elapse:0|ack_elapse:35365|ctl_first_sent_time:1746047942717453|lagest_ack_time:1746047942752818|curr_delivered:1184| [2025/04/30 21:19:02 752992] [debug] |scid:b8801e9bb858f4f9|xqc_update_sample|sampler_sent_time_update:1746047942717453| [2025/04/30 21:19:02 753001] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|sndq_packets_used:0||sndq_packets_used_bytes:0|sndq_packets_free:1| [2025/04/30 21:19:02 753010] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_rtt|before update rtt|conn:0000558DAAC4735C|srtt:250000|rttvar:125000|minrtt:4294967295|latest_rtt:35365|ack_delay:14488| [2025/04/30 21:19:02 753025] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_rtt|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |after update rtt|conn:0000558DAAC4735C|srtt:35365|rttvar:17682|minrtt:35365|latest_rtt:35365|ack_delay:14488| [2025/04/30 21:19:02 753035] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_lost_sent_pn|largest_acked:0|lost_pn:18446744073709551615|thresh:3| [2025/04/30 21:19:02 753045] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|xqc_send_ctl_set_loss_detection_timer|acked|pto_count:0| [2025/04/30 21:19:02 753050] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35365|rtt_var:17682|pto_duration:106093|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 753055] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942859148|now:1746047942753050|interv:106098| [2025/04/30 21:19:02 753060] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:0|expire:1746047942859148|now:1746047942753050|interval:106098|pto_count:0|srtt:35365 [2025/04/30 21:19:02 753065] [debug] |scid:b8801e9bb858f4f9|xqc_generate_sample|sampler: send_elapse 0, ack_elapse 35365, delivered 1184|rate 33479|lost 0| [2025/04/30 21:19:02 753070] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_bandwidth|BBRv1: RTT round update 0 -> 1| [2025/04/30 21:19:02 753074] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_bandwidth|BBRv1: BW filter updated (33479) in round 1| [2025/04/30 21:19:02 753079] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_min_rtt|probertt expire|rtt:35365, old_rtt:2147483647| [2025/04/30 21:19:02 753083] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_min_rtt|minrtt expire|rtt:35365, old_rtt:2147483647| [2025/04/30 21:19:02 753087] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_set_cwnd|xqc_bbr_set_cwnd|target_cwnd:5744|extra_cwnd:2368| [2025/04/30 21:19:02 753091] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_modulate_cwnd_for_recovery|before ModulateCwndForRecovery|cwnd:137856|packet_lost:0|acked:1184|po_sent_time:1746047942717453|recovery:0|recovery_start:0|packet_conservation:0|next_round_delivered:1184| [2025/04/30 21:19:02 753096] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_modulate_cwnd_for_recovery|after ModulateCwndForRecovery|cwnd:137856|packet_lost:0|acked:1184|po_sent_time:1746047942717453|recovery:0|recovery_start:0|packet_conservation:0|next_round_delivered:1184| [2025/04/30 21:19:02 753101] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |bbr on ack|mode:0|pacing_rate:11245992|bw:33479|cwnd:139040|full_bw_reached:0|inflight:0|srtt:35365|latest_rtt:35365|min_rtt:35365|applimit:1|lost:0|recovery:0|recovery_start:0|idle_restart:0|packet_conservation:0|round_start:1| [2025/04/30 21:19:02 753116] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:6| [2025/04/30 21:19:02 753125] [debug] |scid:b8801e9bb858f4f9|xqc_process_crypto_frame|level:0| [2025/04/30 21:19:02 753131] [debug] |scid:b8801e9bb858f4f9|xqc_read_crypto_stream|xqc_read_crypto_stream|level:0| [2025/04/30 21:19:02 753135] [debug] |scid:b8801e9bb858f4f9|xqc_tls_process_crypto_data|xqc_tls_process_crypto_data|level:0|123u| [2025/04/30 21:19:02 753489] [debug] |scid:b8801e9bb858f4f9|xqc_ssl_do_handshake|ssl_do_handshake|SSL_quic_read_level:2|SSL_quic_write_level:0|rv:-1| [2025/04/30 21:19:02 753496] [debug] |scid:b8801e9bb858f4f9|xqc_tls_do_handshake|TLS handshake|ret:0| [2025/04/30 21:19:02 753502] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047943467453|pq_index:0| [2025/04/30 21:19:02 753507] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942717723| [2025/04/30 21:19:02 753513] [info] |scid:b8801e9bb858f4f9|xqc_conn_confirm_cid|dcid change|ori:d580f439bbfc0e6d|new:d6e60529e7b7d1fdc2f48891810c1e20| [2025/04/30 21:19:02 753519] [info] |scid:b8801e9bb858f4f9|xqc_conn_addr_validated|Address Validated|conn:0000558DAAC4735C|role:0| [2025/04/30 21:19:02 753525] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_INIT| [2025/04/30 21:19:02 753532] [debug] |scid:b8801e9bb858f4f9|xqc_maybe_should_ack|yes|path:0|out_of_order:0|ack_eliciting_pkt:1|pns:0|flag:TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD ADDR_VALIDATED (null) |ack_freq:2| [2025/04/30 21:19:02 753539] [debug] |scid:b8801e9bb858f4f9|xqc_conn_record_single|path:0|xqc_recv_record_add|status:0|pkt_num:0|largest:0|pns:0| [2025/04/30 21:19:02 753547] [info] |scid:b8801e9bb858f4f9|xqc_conn_on_pkt_processed|====>|conn:0000558DAAC4735C|path:0|size:1200|pkt_type:INIT|pkt_num:0|frame:ACK CRYPTO |recv_time:1746047942752818|dcid:b8801e9bb858f4f9|dcid_seq:0| [2025/04/30 21:19:02 753555] [debug] |scid:b8801e9bb858f4f9|xqc_packet_parse_handshake|success|Length:983| [2025/04/30 21:19:02 753560] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|largest_pn:0| [2025/04/30 21:19:02 753564] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|decryption nonce|path_id:0|pn:0| [2025/04/30 21:19:02 753570] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt_single|pkt_type:HSK|pkt_num:0| [2025/04/30 21:19:02 753574] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:6| [2025/04/30 21:19:02 753579] [debug] |scid:b8801e9bb858f4f9|xqc_create_crypto_stream|encrypt_level:2|cur_state:C_INITIAL_SENT| [2025/04/30 21:19:02 753587] [debug] |scid:b8801e9bb858f4f9|xqc_process_crypto_frame|level:2| [2025/04/30 21:19:02 753591] [debug] |scid:b8801e9bb858f4f9|xqc_read_crypto_stream|xqc_read_crypto_stream|level:2| [2025/04/30 21:19:02 753594] [debug] |scid:b8801e9bb858f4f9|xqc_tls_process_crypto_data|xqc_tls_process_crypto_data|level:2|683u| [2025/04/30 21:19:02 754255] [debug] |scid:b8801e9bb858f4f9|xqc_conn_tls_transport_params_cb|1RTT_transport_params|max_datagram_frame_size:0| [2025/04/30 21:19:02 754263] [debug] |scid:b8801e9bb858f4f9|xqc_conn_enable_multipath|xqc_conn_enable_multipath|0|0| [2025/04/30 21:19:02 754267] [warn] |scid:b8801e9bb858f4f9|xqc_conn_try_to_enable_multipath|multipath_version_negotiation err| [2025/04/30 21:19:02 754476] [debug] |scid:b8801e9bb858f4f9|xqc_ssl_do_handshake|ssl_do_handshake|SSL_quic_read_level:3|SSL_quic_write_level:3|rv:1| [2025/04/30 21:19:02 754487] [debug] |scid:b8801e9bb858f4f9|xqc_tls_do_handshake|TLS handshake|ret:1| [2025/04/30 21:19:02 754494] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:0| [2025/04/30 21:19:02 754500] [debug] |scid:b8801e9bb858f4f9|xqc_process_padding_frame|process padding| [2025/04/30 21:19:02 754510] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_HSK| [2025/04/30 21:19:02 754515] [debug] |scid:b8801e9bb858f4f9|xqc_maybe_should_ack|yes|path:0|out_of_order:0|ack_eliciting_pkt:1|pns:1|flag:TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD NEED_RUN ADDR_VALIDATED (null) TLS_HSK_CMPTD |ack_freq:2| [2025/04/30 21:19:02 754519] [debug] |scid:b8801e9bb858f4f9|xqc_conn_record_single|path:0|xqc_recv_record_add|status:0|pkt_num:0|largest:0|pns:1| [2025/04/30 21:19:02 754524] [info] |scid:b8801e9bb858f4f9|xqc_conn_on_pkt_processed|====>|conn:0000558DAAC4735C|path:0|size:1016|pkt_type:HSK|pkt_num:0|frame:PADDING CRYPTO |recv_time:1746047942752818|dcid:b8801e9bb858f4f9|dcid_seq:0| [2025/04/30 21:19:02 754529] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:PATH_IDLE|expire:1746048062752818|now:1746047942752818|interv:120000000| [2025/04/30 21:19:02 754533] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:CONN_IDLE|expire:1746048062752818|now:1746047942752818|interv:120000000| [2025/04/30 21:19:02 754538] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942754538| [2025/04/30 21:19:02 754543] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:C_INITIAL_SENT|flag:TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD NEED_RUN ADDR_VALIDATED (null) TLS_HSK_CMPTD |now:1746047942754542| [2025/04/30 21:19:02 754548] [info] |scid:b8801e9bb858f4f9|xqc_conn_check_tx_key|keys are ready, can send 1rtt now| [2025/04/30 21:19:02 754552] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_read|encrypt_level:0|cur_state:C_INITIAL_SENT|next_state:C_INITIAL_RECVD| [2025/04/30 21:19:02 754557] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_read|encrypt_level:2|cur_state:C_INITIAL_RECVD|next_state:C_HANDSHAKE_RECVD| [2025/04/30 21:19:02 754563] [debug] |scid:b8801e9bb858f4f9|xqc_process_crypto_write_streams| [2025/04/30 21:19:02 754570] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|enc_level|0| [2025/04/30 21:19:02 754576] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|encrypt_level:0|cur_state:C_HANDSHAKE_RECVD|next_state:C_HANDSHAKE_RECVD| [2025/04/30 21:19:02 754582] [debug] |scid:b8801e9bb858f4f9|xqc_process_crypto_write_streams| [2025/04/30 21:19:02 754587] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|enc_level|2| [2025/04/30 21:19:02 754595] [info] |scid:b8801e9bb858f4f9|xqc_crypto_stream_send|crypto send data|pkt_num:0|size:76|sent:39|pkt_type:HSK|frame:CRYPTO |now:1746047942754594| [2025/04/30 21:19:02 754601] [debug] |scid:b8801e9bb858f4f9|xqc_conn_check_handshake_complete|HANDSHAKE_COMPLETED|conn:0000558DAAC4735C| [2025/04/30 21:19:02 754608] [info] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_pns_discard|xqc_send_ctl_set_loss_detection_timer on discard pns:0 [2025/04/30 21:19:02 754614] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35365|rtt_var:17682|pto_duration:106093|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 754621] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942860713|now:1746047942754613|interv:106100| [2025/04/30 21:19:02 754645] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:1|expire:1746047942860713|now:1746047942754613|interval:106100|pto_count:0|srtt:35365 [2025/04/30 21:19:02 754653] [debug] |scid:b8801e9bb858f4f9|xqc_crypto_stream_on_write|encrypt_level:2|cur_state:C_HANDSHAKE_RECVD|next_state:ESTABED| [2025/04/30 21:19:02 754657] [debug] |scid:b8801e9bb858f4f9|xqc_process_write_streams|stream_write_notify|flag:1|stream_id:0|conn:0000558DAAC4735C|cnt:0| [2025/04/30 21:19:02 754662] [debug] |scid:b8801e9bb858f4f9|xqc_stream_do_send_flow_ctl|conn_flow_ctl|window:3750000| [2025/04/30 21:19:02 754667] [debug] |scid:b8801e9bb858f4f9|xqc_sample_check_app_limited|check_applimit|path:0|inflight:0|now_cwnd_limited:1|all_path_empty:1|sndq:1|lostq:1|ptoq:1| [2025/04/30 21:19:02 754671] [debug] |scid:b8801e9bb858f4f9|xqc_sample_check_app_limited|path:0|applimit:1184| [2025/04/30 21:19:02 754683] [info] |scid:b8801e9bb858f4f9|xqc_stream_send|ret:0|stream_id:0|stream_send_offset:17|pkt_type:SHORT_HEADER|buff_1rtt:0|send_data_size:17|offset:17|fin:1|stream_flag:64|conn:0000558DAAC4735C|conn_state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD NEED_RUN ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY | [2025/04/30 21:19:02 754689] [debug] |scid:b8801e9bb858f4f9|xqc_engine_conn_logic|engine is running on conn:l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d| [2025/04/30 21:19:02 754694] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|largest_recv:0|ack_delay:1876|first_ack_range:0|largest_pkt_recv_time:1746047942752818| [2025/04/30 21:19:02 754699] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|high:0|low:0|pkt_pns:0| [2025/04/30 21:19:02 754703] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_to_one_packet|ack_size:6|path:0|path_largest_recv:0|frame_largest_recv:0| [2025/04/30 21:19:02 754707] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_or_mp_ack_or_ext_ack_to_packets|path:0|pns:0| [2025/04/30 21:19:02 754713] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|largest_recv:0|ack_delay:1895|first_ack_range:0|largest_pkt_recv_time:1746047942752818| [2025/04/30 21:19:02 754720] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|high:0|low:0|pkt_pns:1| [2025/04/30 21:19:02 754726] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_to_one_packet|ack_size:6|path:0|path_largest_recv:0|frame_largest_recv:0| [2025/04/30 21:19:02 754732] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_or_mp_ack_or_ext_ack_to_packets|path:0|pns:1| [2025/04/30 21:19:02 754739] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:35365|min_srtt:35365|path_bw:33479|loss_rate:0.00|path_pto:0| [2025/04/30 21:19:02 754744] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:35365|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:02 754749] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:CRYPTO |pn:0|size:76|reinj:0|path_class:2| [2025/04/30 21:19:02 754754] [debug] |scid:b8801e9bb858f4f9|xqc_conn_schedule_packets|specify|path:0|state:2|frame_type:ACK |stream_id:0|stream_offset:0| [2025/04/30 21:19:02 754759] [debug] |scid:b8801e9bb858f4f9|xqc_conn_schedule_packets|specify|path:0|state:2|frame_type:ACK |stream_id:0|stream_offset:0| [2025/04/30 21:19:02 754763] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:35365|min_srtt:35365|path_bw:33479|loss_rate:0.00|path_pto:0| [2025/04/30 21:19:02 754767] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_can_send|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |path:0|can:1|pkt_sz:42|schedule_bytes:76|inflight:0|cwnd:139040|conn:0000558DAAC4735C|stream_id:0|stream_offset:17| [2025/04/30 21:19:02 754772] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:35365|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:02 754776] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:STREAM |pn:0|size:42|reinj:0|path_class:2| [2025/04/30 21:19:02 754782] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:76|pkt_type:HSK|frame:CRYPTO | [2025/04/30 21:19:02 754787] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:0| [2025/04/30 21:19:02 754847] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:0|size:76|sent:92|pkt_type:HSK|frame:CRYPTO |inflight:0|now:1746047942754795|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 754854] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:0|origin_pktnum:0|size:76|enc_size:92|pkt_type:HSK|frame:CRYPTO |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 754864] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:0|applimit:1184| [2025/04/30 21:19:02 754868] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35365|rtt_var:17682|pto_duration:106093|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 754873] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 754877] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 76| [2025/04/30 21:19:02 754882] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 0| [2025/04/30 21:19:02 754888] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942860888|now:1746047942754868|interv:106020| [2025/04/30 21:19:02 754895] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:1|expire:1746047942860888|now:1746047942754868|interval:106020|pto_count:0|srtt:35365 [2025/04/30 21:19:02 754902] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139040|inflight:76| [2025/04/30 21:19:02 754909] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:44|pkt_type:INIT|frame:ACK | [2025/04/30 21:19:02 754915] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:1| [2025/04/30 21:19:02 754947] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:1|size:1184|sent:1200|pkt_type:INIT|frame:PADDING ACK |inflight:76|now:1746047942754923|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 754953] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:1|origin_pktnum:0|size:1184|enc_size:1200|pkt_type:INIT|frame:PADDING ACK |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 754958] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:76|applimit:1184| [2025/04/30 21:19:02 754962] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139040|inflight:76| [2025/04/30 21:19:02 754967] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:43|pkt_type:HSK|frame:ACK | [2025/04/30 21:19:02 754974] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:1| [2025/04/30 21:19:02 755006] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:1|size:43|sent:59|pkt_type:HSK|frame:ACK |inflight:76|now:1746047942754983|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 755013] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:1|origin_pktnum:0|size:43|enc_size:59|pkt_type:HSK|frame:ACK |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 755018] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:42|pkt_type:SHORT_HEADER|frame:STREAM | [2025/04/30 21:19:02 755022] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_can_send|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |path:0|can:1|pkt_sz:42|schedule_bytes:0|inflight:76|cwnd:139040|conn:0000558DAAC4735C|stream_id:0|stream_offset:17| [2025/04/30 21:19:02 755027] [debug] |scid:b8801e9bb858f4f9|xqc_pacing_can_write|pacing_delay:0| [2025/04/30 21:19:02 755031] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:0| [2025/04/30 21:19:02 755053] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:0|size:42|sent:58|pkt_type:SHORT_HEADER|frame:STREAM |inflight:76|now:1746047942755036|stream_id:0|stream_offset:17| [2025/04/30 21:19:02 755059] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:0|origin_pktnum:0|size:42|enc_size:58|pkt_type:SHORT_HEADER|frame:STREAM |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 755073] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:76|applimit:1184| [2025/04/30 21:19:02 755080] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35365|rtt_var:17682|pto_duration:106093|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 755086] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 755090] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 76| [2025/04/30 21:19:02 755094] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 42| [2025/04/30 21:19:02 755098] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|handshake not confirmed| [2025/04/30 21:19:02 755102] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942860888|now:1746047942755080|interv:105808| [2025/04/30 21:19:02 755106] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:1|expire:1746047942860888|now:1746047942755080|interval:105808|pto_count:0|srtt:35365 [2025/04/30 21:19:02 755110] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139040|inflight:118| [2025/04/30 21:19:02 755115] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047942860888| [2025/04/30 21:19:02 755120] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047942860888| [2025/04/30 21:19:02 755124] [debug] |xqc_engine_wakeup_after|wakeup:1746047942860888|now:1746047942755124|diff:105764| [2025/04/30 21:19:02 755128] [debug] |xqc_engine_main_logic|END|now:1746047942754542| [2025/04/30 21:19:02 755134] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942755134| [2025/04/30 21:19:02 755138] [debug] |xqc_engine_wakeup_after|wakeup:1746047942860888|now:1746047942755138|diff:105750| [2025/04/30 21:19:02 755142] [debug] |xqc_engine_main_logic|END|now:1746047942755134| [2025/04/30 21:19:02 789256] [info] |xqc_engine_packet_process|==>|conn:0000558DAAC4735C|size:1061|state:ESTABED|recv_time:1746047942789252| [2025/04/30 21:19:02 789281] [debug] |scid:b8801e9bb858f4f9|xqc_packet_parse_short_header|parse short header|path:0|pkt_dcid:b8801e9bb858f4f9|spin_bit:0| [2025/04/30 21:19:02 789306] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|largest_pn:0| [2025/04/30 21:19:02 789313] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|decryption nonce|path_id:0|pn:1| [2025/04/30 21:19:02 789328] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt_single|pkt_type:SHORT_HEADER|pkt_num:1| [2025/04/30 21:19:02 789335] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:2| [2025/04/30 21:19:02 789345] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|conn:0000558DAAC4735C|path:0|pkt_num:0|origin_pktnum:0|size:42|pns:2|pkt_type:SHORT_HEADER|frame:STREAM |conn_state:ESTABED|frame_largest_ack:0|path_largest_ack:0| [2025/04/30 21:19:02 789354] [debug] |scid:b8801e9bb858f4f9|xqc_update_sample|sampler_update|prior_lost:0|tx_in_flight:118|prior_delivered:1184|prior_time:1746047942754795|is_app_limited:1|send_elapse:241|ack_elapse:34457|ctl_first_sent_time:1746047942755036|lagest_ack_time:1746047942789252|curr_delivered:1226| [2025/04/30 21:19:02 789363] [debug] |scid:b8801e9bb858f4f9|xqc_update_sample|sampler_sent_time_update:1746047942755036| [2025/04/30 21:19:02 789370] [debug] |scid:b8801e9bb858f4f9|xqc_conn_decrease_unacked_stream_ref|stream enter DATA RECVD|stream_id:0 [2025/04/30 21:19:02 789381] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|sndq_packets_used:1||sndq_packets_used_bytes:0|sndq_packets_free:3| [2025/04/30 21:19:02 789388] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_rtt|before update rtt|conn:0000558DAAC4735C|srtt:35365|rttvar:17682|minrtt:35365|latest_rtt:34216|ack_delay:840| [2025/04/30 21:19:02 789402] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_rtt|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |after update rtt|conn:0000558DAAC4735C|srtt:35117|rttvar:13759|minrtt:34216|latest_rtt:34216|ack_delay:840| [2025/04/30 21:19:02 789407] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_lost_sent_pn|largest_acked:0|lost_pn:18446744073709551615|thresh:3| [2025/04/30 21:19:02 789412] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|xqc_send_ctl_set_loss_detection_timer|acked|pto_count:0| [2025/04/30 21:19:02 789418] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:90153|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 789425] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 789431] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 76| [2025/04/30 21:19:02 789438] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 0| [2025/04/30 21:19:02 789445] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942844948|now:1746047942789417|interv:55531| [2025/04/30 21:19:02 789452] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:1|expire:1746047942844948|now:1746047942789417|interval:55531|pto_count:0|srtt:35117 [2025/04/30 21:19:02 789460] [debug] |scid:b8801e9bb858f4f9|xqc_generate_sample|sampler: send_elapse 241, ack_elapse 34457, delivered 42|rate 1218|lost 0| [2025/04/30 21:19:02 789467] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_bandwidth|BBRv1: RTT round update 1 -> 2| [2025/04/30 21:19:02 789474] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_min_rtt|probertt expire|rtt:34216, old_rtt:35365| [2025/04/30 21:19:02 789481] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_update_min_rtt|minrtt expire|rtt:34216, old_rtt:35365| [2025/04/30 21:19:02 789486] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_set_cwnd|xqc_bbr_set_cwnd|target_cwnd:5744|extra_cwnd:2368| [2025/04/30 21:19:02 789490] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_modulate_cwnd_for_recovery|before ModulateCwndForRecovery|cwnd:139040|packet_lost:0|acked:42|po_sent_time:1746047942755036|recovery:0|recovery_start:0|packet_conservation:0|next_round_delivered:1226| [2025/04/30 21:19:02 789496] [debug] |scid:b8801e9bb858f4f9|xqc_bbr_modulate_cwnd_for_recovery|after ModulateCwndForRecovery|cwnd:139040|packet_lost:0|acked:42|po_sent_time:1746047942755036|recovery:0|recovery_start:0|packet_conservation:0|next_round_delivered:1226| [2025/04/30 21:19:02 789504] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_ack_received|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d |bbr on ack|mode:0|pacing_rate:11245992|bw:33479|cwnd:139082|full_bw_reached:0|inflight:76|srtt:35117|latest_rtt:34216|min_rtt:34216|applimit:1|lost:0|recovery:0|recovery_start:0|idle_restart:0|packet_conservation:0|round_start:1| [2025/04/30 21:19:02 789512] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:1e| [2025/04/30 21:19:02 789519] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:a| [2025/04/30 21:19:02 789525] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|offset:0|data_length:1024|fin:0|stream_id:0|path:0| [2025/04/30 21:19:02 789530] [debug] |scid:b8801e9bb858f4f9|xqc_insert_stream_frame|merge left|merged_offset_end:1024|new_offset:0|new_len:1024| [2025/04/30 21:19:02 789535] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|xqc_stream_ready_to_read part recvd| [2025/04/30 21:19:02 789539] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047942860888|pq_index:0| [2025/04/30 21:19:02 789544] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942754542| [2025/04/30 21:19:02 789553] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|stream_length:0|merged_offset_end:1024|stream_id:0| [2025/04/30 21:19:02 789557] [info] |scid:b8801e9bb858f4f9|xqc_conn_handshake_confirmed|handshake confirmed|conn:0000558DAAC4735C| [2025/04/30 21:19:02 789563] [debug] |scid:b8801e9bb858f4f9|xqc_send_queue_drop_packets_with_type|drop pkt from unacked|inflight:0|cwnd:139082|pkt_num:0|ptype:2|frames:CRYPTO | [2025/04/30 21:19:02 789567] [info] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_pns_discard|xqc_send_ctl_set_loss_detection_timer on discard pns:1 [2025/04/30 21:19:02 789571] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|unset|no ack-eliciting pkts in flight|conn:0000558DAAC4735C|path:0| [2025/04/30 21:19:02 789576] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:LOSS_DETECTION| [2025/04/30 21:19:02 789581] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:ACK_01RTT|expire:1746047942814252|now:1746047942789252|interv:25000| [2025/04/30 21:19:02 789587] [debug] |scid:b8801e9bb858f4f9|xqc_maybe_should_ack|path:0|set ack timer|ack_eliciting_pkt:1|pns:2|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047942789252|max_ack_delay:25000| [2025/04/30 21:19:02 789592] [debug] |scid:b8801e9bb858f4f9|xqc_conn_record_single|path:0|xqc_recv_record_add|status:0|pkt_num:1|largest:1|pns:2| [2025/04/30 21:19:02 789597] [info] |scid:b8801e9bb858f4f9|xqc_conn_on_pkt_processed|====>|conn:0000558DAAC4735C|path:0|size:1061|pkt_type:SHORT_HEADER|pkt_num:1|frame:ACK STREAM HANDSHAKE_DONE |recv_time:1746047942789252|dcid:b8801e9bb858f4f9|dcid_seq:0| [2025/04/30 21:19:02 789603] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:PATH_IDLE|expire:1746048062789252|now:1746047942789252|interv:120000000| [2025/04/30 21:19:02 789607] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:CONN_IDLE|expire:1746048062789252|now:1746047942789252|interv:120000000| [2025/04/30 21:19:02 789611] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942789611| [2025/04/30 21:19:02 789617] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD NEED_RUN HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047942789616| [2025/04/30 21:19:02 789641] [debug] |scid:b8801e9bb858f4f9|xqc_process_read_streams|stream_read_notify|flag:66|stream_id:0|conn:0000558DAAC4735C| [2025/04/30 21:19:02 789688] [debug] |scid:b8801e9bb858f4f9|xqc_write_new_conn_id_frame_to_packet|gen_new_scid|cid:8aba510ed04b0e92|sr_token:00000000000000000000000000000000|seq_num:1 [2025/04/30 21:19:02 789696] [debug] |scid:b8801e9bb858f4f9|xqc_write_new_conn_id_frame_to_packet|gen_new_scid|cid:3cc08973a1af4463|sr_token:00000000000000000000000000000000|seq_num:2 [2025/04/30 21:19:02 789702] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|min_srtt:35117|path_bw:33479|loss_rate:0.00|path_pto:0| [2025/04/30 21:19:02 789707] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:02 789712] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:NEW_CONNECTION_ID |pn:0|size:49|reinj:0|path_class:2| [2025/04/30 21:19:02 789717] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|min_srtt:35117|path_bw:33479|loss_rate:0.00|path_pto:0| [2025/04/30 21:19:02 789721] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:02 789726] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:NEW_CONNECTION_ID |pn:0|size:49|reinj:0|path_class:2| [2025/04/30 21:19:02 789735] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID | [2025/04/30 21:19:02 789740] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_next_pn_for_packet|optimistic ack detection|skipped_range:1-3|next_skip_chance:1746047943135199|current_time:1746047942789740| [2025/04/30 21:19:02 789745] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:4| [2025/04/30 21:19:02 789784] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:4|size:49|sent:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |inflight:0|now:1746047942789753|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 789791] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:4|origin_pktnum:0|size:49|enc_size:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 789796] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:0|applimit:0| [2025/04/30 21:19:02 789800] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:90153|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 789805] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 789809] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 789813] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 49| [2025/04/30 21:19:02 789817] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942904906|now:1746047942789800|interv:115106| [2025/04/30 21:19:02 789821] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:2|expire:1746047942904906|now:1746047942789800|interval:115106|pto_count:0|srtt:35117 [2025/04/30 21:19:02 789826] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139082|inflight:49| [2025/04/30 21:19:02 789831] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID | [2025/04/30 21:19:02 789836] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:5| [2025/04/30 21:19:02 789858] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:5|size:49|sent:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |inflight:49|now:1746047942789842|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 789864] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:5|origin_pktnum:0|size:49|enc_size:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 789869] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:49|applimit:0| [2025/04/30 21:19:02 789873] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:90153|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 789878] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 789882] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 789885] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 98| [2025/04/30 21:19:02 789890] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047942904995|now:1746047942789873|interv:115122| [2025/04/30 21:19:02 789897] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:2|expire:1746047942904995|now:1746047942789873|interval:115122|pto_count:0|srtt:35117 [2025/04/30 21:19:02 789902] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139082|inflight:98| [2025/04/30 21:19:02 789907] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047942814252| [2025/04/30 21:19:02 789911] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047942814252| [2025/04/30 21:19:02 789915] [debug] |xqc_engine_wakeup_after|wakeup:1746047942814252|now:1746047942789915|diff:24337| [2025/04/30 21:19:02 789920] [debug] |xqc_engine_main_logic|END|now:1746047942789616| [2025/04/30 21:19:02 789928] [info] |xqc_engine_packet_process|==>|conn:0000558DAAC4735C|size:45|state:ESTABED|recv_time:1746047942789928| [2025/04/30 21:19:02 789933] [debug] |scid:b8801e9bb858f4f9|xqc_packet_parse_short_header|parse short header|path:0|pkt_dcid:b8801e9bb858f4f9|spin_bit:0| [2025/04/30 21:19:02 789938] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|largest_pn:1| [2025/04/30 21:19:02 789942] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt|decryption nonce|path_id:0|pn:2| [2025/04/30 21:19:02 789948] [debug] |scid:b8801e9bb858f4f9|xqc_packet_decrypt_single|pkt_type:SHORT_HEADER|pkt_num:2| [2025/04/30 21:19:02 789952] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:1e| [2025/04/30 21:19:02 789956] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:f| [2025/04/30 21:19:02 789960] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|offset:1024|data_length:0|fin:1|stream_id:0|path:0| [2025/04/30 21:19:02 789965] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|xqc_stream_ready_to_read all recvd| [2025/04/30 21:19:02 789969] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047942814252|pq_index:0| [2025/04/30 21:19:02 789973] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942789616| [2025/04/30 21:19:02 789977] [debug] |scid:b8801e9bb858f4f9|xqc_process_stream_frame|stream_length:1024|merged_offset_end:1024|stream_id:0| [2025/04/30 21:19:02 789981] [debug] |scid:b8801e9bb858f4f9|xqc_process_frames|frame_type:0| [2025/04/30 21:19:02 789985] [debug] |scid:b8801e9bb858f4f9|xqc_process_padding_frame|process padding| [2025/04/30 21:19:02 789990] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_01RTT| [2025/04/30 21:19:02 789994] [debug] |scid:b8801e9bb858f4f9|xqc_maybe_should_ack|yes|path:0|out_of_order:0|ack_eliciting_pkt:2|pns:2|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |ack_freq:2| [2025/04/30 21:19:02 789999] [debug] |scid:b8801e9bb858f4f9|xqc_conn_record_single|path:0|xqc_recv_record_add|status:0|pkt_num:2|largest:2|pns:2| [2025/04/30 21:19:02 790004] [info] |scid:b8801e9bb858f4f9|xqc_conn_on_pkt_processed|====>|conn:0000558DAAC4735C|path:0|size:45|pkt_type:SHORT_HEADER|pkt_num:2|frame:PADDING STREAM HANDSHAKE_DONE |recv_time:1746047942789928|dcid:b8801e9bb858f4f9|dcid_seq:0| [2025/04/30 21:19:02 790009] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:PATH_IDLE|expire:1746048062789928|now:1746047942789928|interv:120000000| [2025/04/30 21:19:02 790013] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:CONN_IDLE|expire:1746048062789928|now:1746047942789928|interv:120000000| [2025/04/30 21:19:02 790017] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942790017| [2025/04/30 21:19:02 790022] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD NEED_RUN HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047942790021| [2025/04/30 21:19:02 790027] [debug] |scid:b8801e9bb858f4f9|xqc_process_read_streams|stream_read_notify|flag:66|stream_id:0|conn:0000558DAAC4735C| [2025/04/30 21:19:02 790035] [debug] |scid:b8801e9bb858f4f9|xqc_stream_maybe_need_close|stream_id:0|stream_type:0| [2025/04/30 21:19:02 790039] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:STREAM_CLOSE|expire:1746047943135498|now:1746047942790039|interv:345459| [2025/04/30 21:19:02 790068] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|largest_recv:2|ack_delay:140|first_ack_range:1|largest_pkt_recv_time:1746047942789928| [2025/04/30 21:19:02 790077] [debug] |scid:b8801e9bb858f4f9|xqc_gen_ack_frame|high:2|low:1|pkt_pns:2| [2025/04/30 21:19:02 790084] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_to_one_packet|ack_size:5|path:0|path_largest_recv:2|frame_largest_recv:2| [2025/04/30 21:19:02 790088] [debug] |scid:b8801e9bb858f4f9|xqc_write_ack_or_mp_ack_or_ext_ack_to_packets|path:0|pns:2| [2025/04/30 21:19:02 790093] [debug] |scid:b8801e9bb858f4f9|xqc_conn_schedule_packets|specify|path:0|state:2|frame_type:ACK |stream_id:0|stream_offset:0| [2025/04/30 21:19:02 790098] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:26|pkt_type:SHORT_HEADER|frame:ACK | [2025/04/30 21:19:02 790104] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:6| [2025/04/30 21:19:02 790138] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:6|size:26|sent:42|pkt_type:SHORT_HEADER|frame:ACK |inflight:98|now:1746047942790114|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 790148] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:6|origin_pktnum:0|size:26|enc_size:42|pkt_type:SHORT_HEADER|frame:ACK |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 790156] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047942904995| [2025/04/30 21:19:02 790162] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047942904995| [2025/04/30 21:19:02 790168] [debug] |xqc_engine_wakeup_after|wakeup:1746047942904995|now:1746047942790168|diff:114827| [2025/04/30 21:19:02 790174] [debug] |xqc_engine_main_logic|END|now:1746047942790021| [2025/04/30 21:19:02 790182] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942790182| [2025/04/30 21:19:02 790188] [debug] |xqc_engine_wakeup_after|wakeup:1746047942904995|now:1746047942790188|diff:114807| [2025/04/30 21:19:02 790195] [debug] |xqc_engine_main_logic|END|now:1746047942790182| [2025/04/30 21:19:02 903764] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942903764| [2025/04/30 21:19:02 903797] [debug] |xqc_engine_wakeup_after|wakeup:1746047942904995|now:1746047942903797|diff:1198| [2025/04/30 21:19:02 903802] [debug] |xqc_engine_main_logic|END|now:1746047942903764| [2025/04/30 21:19:02 906992] [debug] |xqc_engine_main_logic|BEGIN|now:1746047942906992| [2025/04/30 21:19:02 907000] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047942904995|pq_index:0| [2025/04/30 21:19:02 907005] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942790021| [2025/04/30 21:19:02 907011] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047942907009| [2025/04/30 21:19:02 907017] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|timer expired|type:LOSS_DETECTION|expire_time:1746047942904995|now:1746047942907009| [2025/04/30 21:19:02 907022] [debug] |scid:b8801e9bb858f4f9|xqc_timer_loss_detection_timeout|path:0|loss_detection_timeout| [2025/04/30 21:19:02 907027] [debug] |scid:b8801e9bb858f4f9|xqc_timer_loss_detection_timeout|send Probe pkts|conn:0000558DAAC4735C|path:0|bytes_in_flight:98| [2025/04/30 21:19:02 907031] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:90153|backoff_factor:2.00|backoff:1.00|pto_cnt:0|max_ack_delay:25| [2025/04/30 21:19:02 907051] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 907055] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 907059] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 98| [2025/04/30 21:19:02 907063] [debug] |scid:b8801e9bb858f4f9|xqc_path_send_one_or_two_ack_elicit_pkts|send two ack-eliciting pkts|path:0|pns:2| [2025/04/30 21:19:02 907069] [debug] |scid:b8801e9bb858f4f9|xqc_conn_send_probe_pkt|conn:0000558DAAC4735C|path:0|pkt_num:4|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED| [2025/04/30 21:19:02 907075] [debug] |scid:b8801e9bb858f4f9|xqc_conn_send_probe_pkt|conn:0000558DAAC4735C|path:0|pkt_num:5|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED| [2025/04/30 21:19:02 907079] [debug] |scid:b8801e9bb858f4f9|xqc_timer_loss_detection_timeout|xqc_send_ctl_set_loss_detection_timer|PTO|conn:0000558DAAC4735C|pto_count:1 [2025/04/30 21:19:02 907084] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|unset|no ack-eliciting pkts in flight|conn:0000558DAAC4735C|path:0| [2025/04/30 21:19:02 907088] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:LOSS_DETECTION| [2025/04/30 21:19:02 907092] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|unset|type:LOSS_DETECTION|expire_time:0|now:1746047942907009| [2025/04/30 21:19:02 907096] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:LOSS_DETECTION| [2025/04/30 21:19:02 907103] [debug] |scid:b8801e9bb858f4f9|xqc_conn_schedule_packets|specify|path:0|state:2|frame_type:NEW_CONNECTION_ID |stream_id:0|stream_offset:0| [2025/04/30 21:19:02 907109] [debug] |scid:b8801e9bb858f4f9|xqc_conn_schedule_packets|specify|path:0|state:2|frame_type:NEW_CONNECTION_ID |stream_id:0|stream_offset:0| [2025/04/30 21:19:02 907114] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:4|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID | [2025/04/30 21:19:02 907120] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:7| [2025/04/30 21:19:02 907206] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:7|size:49|sent:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |inflight:0|now:1746047942907134|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 907213] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:7|origin_pktnum:4|size:49|enc_size:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 907218] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:0|applimit:0| [2025/04/30 21:19:02 907222] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:180306|backoff_factor:2.00|backoff:2.00|pto_cnt:1|max_ack_delay:25| [2025/04/30 21:19:02 907227] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 907231] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 907235] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 49| [2025/04/30 21:19:02 907239] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047943137440|now:1746047942907222|interv:230218| [2025/04/30 21:19:02 907243] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:2|expire:1746047943137440|now:1746047942907222|interval:230218|pto_count:1|srtt:35117 [2025/04/30 21:19:02 907248] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139082|inflight:49| [2025/04/30 21:19:02 907258] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:5|size:49|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID | [2025/04/30 21:19:02 907262] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:8| [2025/04/30 21:19:02 907282] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:8|size:49|sent:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |inflight:49|now:1746047942907268|stream_id:0|stream_offset:0| [2025/04/30 21:19:02 907288] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:8|origin_pktnum:5|size:49|enc_size:65|pkt_type:SHORT_HEADER|frame:NEW_CONNECTION_ID |conn_state:ESTABED|po_in_flight:0||retrans:0| [2025/04/30 21:19:02 907292] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|path:0|inflight:49|applimit:0| [2025/04/30 21:19:02 907296] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|srtt:35117|rtt_var:13759|pto_duration:180306|backoff_factor:2.00|backoff:2.00|pto_cnt:1|max_ack_delay:25| [2025/04/30 21:19:02 907301] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 0, unacked: 0| [2025/04/30 21:19:02 907305] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 1, unacked: 0| [2025/04/30 21:19:02 907309] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_get_pto_time_and_space|conn:0000558DAAC4735C|path:0|PNS: 2, unacked: 98| [2025/04/30 21:19:02 907313] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:LOSS_DETECTION|expire:1746047943137574|now:1746047942907296|interv:230278| [2025/04/30 21:19:02 907317] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_set_loss_detection_timer|xqc_timer_set|update|PTO|XQC_TIMER_LOSS_DETECTION|conn:0000558DAAC4735C|path:0|pns:2|expire:1746047943137574|now:1746047942907296|interval:230278|pto_count:1|srtt:35117 [2025/04/30 21:19:02 907322] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_update_cwnd_limited|path:0|cwnd:139082|inflight:98| [2025/04/30 21:19:02 907327] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047943135498| [2025/04/30 21:19:02 907331] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047943135498| [2025/04/30 21:19:02 907335] [debug] |xqc_engine_wakeup_after|wakeup:1746047943135498|now:1746047942907335|diff:228163| [2025/04/30 21:19:02 907339] [debug] |xqc_engine_main_logic|END|now:1746047942907009| [2025/04/30 21:19:03 136708] [debug] |xqc_engine_main_logic|BEGIN|now:1746047943136707| [2025/04/30 21:19:03 136742] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047943135498|pq_index:0| [2025/04/30 21:19:03 136747] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047942907009| [2025/04/30 21:19:03 136754] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047943136752| [2025/04/30 21:19:03 136760] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|timer expired|type:STREAM_CLOSE|expire_time:1746047943135498|now:1746047943136752| [2025/04/30 21:19:03 136765] [debug] |scid:b8801e9bb858f4f9|xqc_timer_stream_close_timeout|stream_id:0|stream_type:0|stream close| [2025/04/30 21:19:03 136770] [debug] |scid:b8801e9bb858f4f9|xqc_destroy_stream|send_state:3|recv_state:3|stream_id:0|stream_type:0| [2025/04/30 21:19:03 136797] [info] |scid:b8801e9bb858f4f9|xqc_conn_close|conn:0000558DAAC4735C|state:ESTABED|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY | [2025/04/30 21:19:03 136806] [debug] |scid:b8801e9bb858f4f9|xqc_timer_set|type:CONN_DRAINING|expire:1746047943482264|now:1746047943136805|interv:345459| [2025/04/30 21:19:03 136826] [debug] |scid:b8801e9bb858f4f9|xqc_send_queue_drop_packets|sndq_packets_used:4|sndq_packets_used_bytes:0|sndq_packets_free:0| [2025/04/30 21:19:03 136832] [debug] |scid:b8801e9bb858f4f9|xqc_send_queue_drop_packets|path:0|ctl_bytes_in_flight:98| [2025/04/30 21:19:03 136837] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_INIT| [2025/04/30 21:19:03 136841] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_HSK| [2025/04/30 21:19:03 136844] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:ACK_01RTT| [2025/04/30 21:19:03 136848] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:LOSS_DETECTION| [2025/04/30 21:19:03 136853] [info] |scid:b8801e9bb858f4f9|xqc_conn_immediate_close|state to closing|state:ESTABED|flags:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY [2025/04/30 21:19:03 136860] [debug] |scid:b8801e9bb858f4f9|xqc_conn_immediate_close|gen_conn_close|state:CLOSING| [2025/04/30 21:19:03 136876] [stats] |scid:b8801e9bb858f4f9|xqc_destroy_stream|err:0x0|close_msg:finished|enable_multipath:0|send_state:3|recv_state:3|stream_id:0|stream_type:0|send_bytes:17|read_bytes:1024|recv_bytes:1024|stream_len:1024|create_time:1746047942717681|wrt_delay:37001|snd_delay:37355|finwrt_delay:37001|finsnd_delay:37355|finrcv_delay:72284|finread_delay:72353|all_acked_delay:71696|firstfinack_dely:71689|close_delay:72358|apprst_delay:0|rstsnd_delay:0|rstrcv_delay:0|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d|path_info:mp is not supported in connection scid:b8801e9bb858f4f9|fec_recv_delay:0u|fec_send_rpr_cnt:0|retrans:0| [2025/04/30 21:19:03 136887] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|unset|type:STREAM_CLOSE|expire_time:1746047943135498|now:1746047943136752| [2025/04/30 21:19:03 136892] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:STREAM_CLOSE| [2025/04/30 21:19:03 136902] [debug] |scid:b8801e9bb858f4f9|xqc_path_get_perf_class|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|min_srtt:35117|path_bw:33479|loss_rate:0.00|path_pto:1| [2025/04/30 21:19:03 136908] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|path srtt|conn:0000558DAAC4735C|path_id:0|path_srtt:35117|path_class:2|can_send:1|path_status:2|path_state:2|reinj:0|pkt_path_id:0|best_path:0| [2025/04/30 21:19:03 136916] [debug] |scid:b8801e9bb858f4f9|xqc_minrtt_scheduler_get_path|best path:0|frame_type:CONNECTION_CLOSE |pn:0|size:25|reinj:0|path_class:2| [2025/04/30 21:19:03 136925] [debug] |scid:b8801e9bb858f4f9|xqc_check_acked_or_dropped_pkt|conn:0000558DAAC4735C|pkt_num:0|size:25|pkt_type:SHORT_HEADER|frame:CONNECTION_CLOSE | [2025/04/30 21:19:03 136932] [debug] |scid:b8801e9bb858f4f9|xqc_packet_encrypt_buf|encryption nonce|path_id:0|pn:9| [2025/04/30 21:19:03 137039] [info] |scid:b8801e9bb858f4f9|xqc_send_packet_with_pn|<==|conn:0000558DAAC4735C|path:0|pkt_num:9|size:25|sent:41|pkt_type:SHORT_HEADER|frame:CONNECTION_CLOSE |inflight:0|now:1746047943136951|stream_id:0|stream_offset:0| [2025/04/30 21:19:03 137051] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_on_packet_sent|conn:0000558DAAC4735C|path:0|pkt_num:9|origin_pktnum:0|size:25|enc_size:41|pkt_type:SHORT_HEADER|frame:CONNECTION_CLOSE |conn_state:CLOSING|po_in_flight:0||retrans:0| [2025/04/30 21:19:03 137059] [debug] |scid:b8801e9bb858f4f9|xqc_conn_next_wakeup_time|wakeup_time:1746047943482264| [2025/04/30 21:19:03 137065] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_wakeup_queue|next_tick_time:1746047943482264| [2025/04/30 21:19:03 137071] [debug] |xqc_engine_wakeup_after|wakeup:1746047943482264|now:1746047943137071|diff:345193| [2025/04/30 21:19:03 137077] [debug] |xqc_engine_main_logic|END|now:1746047943136752| [2025/04/30 21:19:03 482128] [debug] |xqc_engine_main_logic|BEGIN|now:1746047943482127| [2025/04/30 21:19:03 482175] [debug] |xqc_engine_wakeup_after|wakeup:1746047943482264|now:1746047943482175|diff:89| [2025/04/30 21:19:03 482181] [debug] |xqc_engine_main_logic|END|now:1746047943482127| [2025/04/30 21:19:03 483249] [debug] |xqc_engine_main_logic|BEGIN|now:1746047943483249| [2025/04/30 21:19:03 483270] [debug] |scid:b8801e9bb858f4f9|xqc_engine_remove_wakeup_queue|next_tick_time:1746047943482264|pq_index:0| [2025/04/30 21:19:03 483275] [debug] |scid:b8801e9bb858f4f9|xqc_engine_add_active_queue|last_ticked_time:1746047943136752| [2025/04/30 21:19:03 483281] [debug] |scid:b8801e9bb858f4f9|xqc_engine_process_conn|conn:0000558DAAC4735C|state:CLOSING|flag:HSK_DONE CAN_SEND_1RTT TICKING DCID_OK UPPER_CONN_EXIST INIT_RECVD HSK_DONE_RECVD HSK_CONFIRMED ADDR_VALIDATED (null) TLS_HSK_CMPTD NO_DGRAM_NOTIFIED DGRAM_MSS_NOTIFY |now:1746047943483279| [2025/04/30 21:19:03 483287] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|timer expired|type:CONN_DRAINING|expire_time:1746047943482264|now:1746047943483279| [2025/04/30 21:19:03 483292] [debug] |scid:b8801e9bb858f4f9|xqc_timer_expire|unset|type:CONN_DRAINING|expire_time:1746047943482264|now:1746047943483279| [2025/04/30 21:19:03 483296] [debug] |scid:b8801e9bb858f4f9|xqc_timer_unset|type:CONN_DRAINING| [2025/04/30 21:19:03 483301] [info] |xqc_engine_main_logic|conn:0000558DAAC4735C|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d|conn_state:13|next_tick_time:1746047943482264 [2025/04/30 21:19:03 483316] [report] |scid:b8801e9bb858f4f9|xqc_conn_destroy|0000558DAAC4735C|has_0rtt:0|0rtt_accept:0|token_ok:-1|handshake_time:37520|first_send_delay:740|conn_persist:766343|keyupdate_cnt:0|err:0x0|close_msg:local close|l-0.0.0.0-44381-b8801e9bb858f4f9 p-193.167.100.100-443-d580f439bbfc0e6d|hsk_recv:35845|close_recv:0|close_send:419978|last_recv:72955|last_send:419978|mp_enable:0|create:1|validated:1|active:1|path_info:0/0/0/a/0,1,1,1,0,0,0,0,0,0,0,11,4,3,17,0,1024,i96,4,36,45,80081,2,72,0,2,983,1200,21,0,35,0,4,1052,1061,80084,1,72,0,4,49,4000,8,190,4,25,40000,9,419,4,49,4000,7,190,0-2,0-2,0-0,0-0,0-0,0-35,0-2952,0-2306,0-8,0-3,0-0,0-0,0-0,0-0,0-0,0-0,0-0,0-0|alpn:hq-interop|rebind_count:0|rebind_valid:0|rtx_pkt:0|tlp_pkt:0|snd_pkt:8|spurious_loss:0|detected_loss:2|max_pto:1|finished_streams:1|cli_bidi_s:1|svr_bidi_s:0|fec_exist:0|fec_ensch:NO_FEC|fec_desch:NO_FEC|fec_neg_fail:0|fec_mp_mode:NO_FEC|send_fec_pkts:0|recovered_fec_num:0|max_po_size:1168|max_probing_size:1420|ppo_size:1420|ext_conn_info:{"common": "0,0,0,0,0",}|max_acked_po_size:1200|enable_pmtud:0|avg_closed_time:0| [2025/04/30 21:19:03 483371] [debug] |scid:b8801e9bb858f4f9|xqc_send_ctl_destroy|destroy| [2025/04/30 21:19:03 483379] [debug] |scid:b8801e9bb858f4f9|xqc_destroy_crypto_stream|destroy crypto stream|encrypt_level:0|cur_state:CLOSED| [2025/04/30 21:19:03 483384] [debug] |scid:b8801e9bb858f4f9|xqc_destroy_crypto_stream|destroy crypto stream|encrypt_level:2|cur_state:CLOSED| [2025/04/30 21:19:03 483453] [debug] |xqc_engine_wakeup_after|NULL wakeup top| [2025/04/30 21:19:03 483461] [debug] |xqc_engine_main_logic|END|now:1746047943483279| [2025/04/30 21:19:03 483479] [debug] |xqc_engine_destroy|begin|