{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "f4fa5bbc1859f2ac","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1018219470214"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.182.213.155", "port_v4":26573}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":21009}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 197, "version": "00000001", "payload_length": 1130, "dcid": "f4fa5bbc1859f2ac", "token": "a989c9a16037e74126a61a99330d1aef7275d55394f5502fa18b1dccbb69eef75e87a7f7f5469abab5ef978fdd22ca2f292059b7" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 551}]}],
[395, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[407, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 105499, "payload_length": 65, "scid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 50, "acked_ranges": [[197, 197]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[407, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[51399, 0, "transport", "datagram_received", { "byte_length": 1220}],
[51399, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 198, "payload_length": 1130, "dcid": "c848343b38ed1444", "token": "a989c9a16037e74126a61a99330d1aef7275d55394f5502fa18b1dccbb69eef75e87a7f7f5469abab5ef978fdd22ca2f292059b7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[105499, 105499]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 551, "length": 519}]}],
[51433, 0, "transport", "parameters_set", {
    "owner": "remote",
    "idle_timeout" : 10000,
    "max_packet_size" : 1472,
    "initial_max_data" : 16777216,
    "initial_max_stream_data_bidi_local" : 65536,
    "initial_max_stream_data_bidi_remote" : 65536,
    "initial_max_stream_data_uni" : 65536,
    "initial_max_streams_uni" : 3,
    "ack_delay_exponent" : 8,
    "max_ack_delay" : 41,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 16000}],
[51444, 0, "transport", "parameters_set", {
    "owner": "local",
    "initial_max_stream_data_bidi_local" : 2097152,
    "initial_max_data" : 1048576,
    "initial_max_streams_bidi" : 512,
    "idle_timeout" : 30000,
    "max_packet_size" : 1440,
    "initial_max_streams_uni" : 512,
    "initial_max_stream_data_bidi_remote" : 65635,
    "initial_max_stream_data_uni" : 65535,
    "active_connection_id_limit" : 8,
    "max_ack_delay" : 10,
    "handshake_connection_id": "c848343b38ed1444",
    "original_connection_id": "b355408b29485220",
    "retry_connection_id": "f4fa5bbc1859f2ac",
    "stateless_reset_token": "558a4edaa286358b894aa501612acc48",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[51729, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 105500, "payload_length": 133, "scid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 41, "acked_ranges": [[197, 198]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[51729, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[51729, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[51742, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[51729, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 219, "packet_number": 1, "payload_length": 198, "scid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 193}]}],
[51729, 0, "transport", "datagram_sent", { "byte_length": 235}],
[53111, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 0, "key_phase": 0 }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 165}, { 
    "frame_type": "new_token", "new_token": "ef6ab9aeb3a6f71650c98f3de2f54e8ddfb12d8d790710a5c066b3cfa47f9de912a382a917b64cb07c75aadf3fd0fa757634"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "3bd0e7a61b01a4c3", "reset_token": "2074cf0acde866d3a02a71fa168a6156"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "0d7e67e4581203d8", "reset_token": "f377dffde60194acbfc4576f1dd87176"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "41609faf01b340fc", "reset_token": "9fc72cf033fd49c91464f62921472472"}, { 
    "frame_type": "padding"}]}],
[53111, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1926,"smoothed_rtt": 50992,"min_rtt": 50992,"latest_rtt": 50992}],
[53111, 0, "transport", "datagram_sent", { "byte_length": 439}],
[55703, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[55703, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3398,"smoothed_rtt": 50992}],
[55703, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[102757, 0, "transport", "datagram_received", { "byte_length": 1220}],
[102757, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 199, "payload_length": 11, "dcid": "c848343b38ed1444", "token": "a989c9a16037e74126a61a99330d1aef7275d55394f5502fa18b1dccbb69eef75e87a7f7f5469abab5ef978fdd22ca2f292059b7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[105500, 105500]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[102757, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1119, "packet_number": 200, "payload_length": 1082, "dcid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[102906, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[102916, 0, "transport", "datagram_received", { "byte_length": 1252}],
[102916, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 201, "dcid": "c848343b38ed1444", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[102925, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[102932, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[102916, 0, "recovery", "metrics_updated", {"cwnd": 16886,"bytes_in_flight": 1911,"smoothed_rtt": 51000,"latest_rtt": 51028,"app_limited": 1}],
[102998, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 10, "acked_ranges": [[201, 201]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 386, "fin": true , "begins_with": "3c21444f43545950"}, { 
    "frame_type": "padding"}]}],
[102998, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2350,"smoothed_rtt": 51000}],
[102998, 0, "transport", "datagram_sent", { "byte_length": 439}],
[105281, 0, "transport", "datagram_received", { "byte_length": 37}],
[105281, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 202, "dcid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[105281, 0, "recovery", "metrics_updated", {"cwnd": 18765,"pacing_rate": 1361387,"bytes_in_flight": 439,"smoothed_rtt": 50822,"min_rtt": 49578,"latest_rtt": 49578}],
[152643, 0, "transport", "datagram_received", { "byte_length": 1332}],
[152643, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 203, "dcid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[152664, 0, "transport", "spin_bit_updated", { "state": true }],
[152664, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[201, 203]]}, { 
    "frame_type": "padding"}]}],
[152664, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 50822}],
[152664, 0, "transport", "datagram_sent", { "byte_length": 55}],
[152741, 0, "transport", "datagram_received", { "byte_length": 40}],
[152741, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 204, "dcid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[152751, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[152755, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[152758, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[152741, 0, "recovery", "metrics_updated", {"cwnd": 19188,"bytes_in_flight": 55,"smoothed_rtt": 50687,"latest_rtt": 49743}],
[152765, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 4 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[152765, 0, "transport", "datagram_sent", { "byte_length": 22}],
[202179, 0, "transport", "datagram_received", { "byte_length": 40}],
[202179, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 205, "dcid": "c848343b38ed1444" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[456081, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.142857"}]]}]}