{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "b8fa3d74b8d9452c","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1809345553668"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.49.61.48", "port_v4":5940}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":20753}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 138, "version": "00000001", "payload_length": 1182, "dcid": "b8fa3d74b8d9452c" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}]}],
[813, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[828, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 88, "packet_number": 107968, "payload_length": 66, "scid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 103, "acked_ranges": [[138, 138]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[828, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[250930, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 107968,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 107968,
        "packet_size" : 88}}],
[250930, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 90, "packet_number": 107969, "payload_length": 68, "scid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 56}, { 
    "frame_type": "ack", "ack_delay": 31366, "acked_ranges": [[138, 138]]}]}],
[250930, 0, "transport", "datagram_sent", { "byte_length": 106}],
[512298, 0, "transport", "datagram_received", { "byte_length": 1220}],
[512298, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 139, "payload_length": 1182, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[107968, 107969]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}, { 
    "frame_type": "ping"}]}],
[512329, 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}],
[512352, 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": "5861b7dccf70a36c",
    "original_connection_id": "b8fa3d74b8d9452c",
    "stateless_reset_token": "35678f8c407ec7a9bbe784f8b1a07110",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[512646, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 107970, "payload_length": 133, "scid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 43, "acked_ranges": [[138, 139]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[512646, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[512646, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[512689, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[512646, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 210, "packet_number": 1, "payload_length": 189, "scid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 184}]}],
[512646, 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": "49e0d9777c2d1bbbfac55c4a0153cad0e373aee905b4f6f65cca7f4e0e10238b0469da73a2c0e31670a2ad537146c8f83133"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "33bc73bb347d9abc", "reset_token": "06d232bf492a7caf3bec689652e63ba4"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "d3ec695c8353869d", "reset_token": "1f1eeb6d32126f42f7339f5eadc7a88b"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "c445aa3cacada56d", "reset_token": "b0ed892476dff262090ba3993383827b"}, { 
    "frame_type": "padding"}]}],
[512646, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 344}],
[512646, 0, "recovery", "metrics_updated", {"cwnd": 40146,"pacing_rate": 1535960,"bytes_in_flight": 1917,"smoothed_rtt": 261368,"min_rtt": 261368,"latest_rtt": 261368}],
[512646, 0, "transport", "datagram_sent", { "byte_length": 665}],
[512646, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[512646, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3389,"smoothed_rtt": 261368}],
[512646, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[651638, 0, "transport", "datagram_received", { "byte_length": 1220}],
[651638, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 50, "packet_number": 140, "payload_length": 12, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 116, "acked_ranges": [[107970, 107970]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[651638, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 101, "packet_number": 141, "payload_length": 64, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 114, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[651711, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[651638, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1069, "packet_number": 142, "dcid": "5861b7dccf70a36c", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[651638, 0, "recovery", "metrics_updated", {"pacing_rate": 1816723,"bytes_in_flight": 0,"smoothed_rtt": 220974,"min_rtt": 138992,"latest_rtt": 138992,"app_limited": 1}],
[651730, 0, "transport", "datagram_received", { "byte_length": 1252}],
[651730, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 143, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[651738, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[651741, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[651763, 0, "transport", "spin_bit_updated", { "state": true }],
[651763, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[142, 143]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 4, "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"}]}],
[651763, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 220974}],
[651763, 0, "transport", "datagram_sent", { "byte_length": 439}],
[707865, 0, "transport", "datagram_received", { "byte_length": 1332}],
[707865, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 144, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[709171, 0, "transport", "spin_bit_updated", { "state": false }],
[709171, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 163, "acked_ranges": [[142, 144]]}, { 
    "frame_type": "padding"}]}],
[709171, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 220974}],
[709171, 0, "transport", "datagram_sent", { "byte_length": 55}],
[728657, 0, "transport", "datagram_received", { "byte_length": 38}],
[728657, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 145, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 81, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[728669, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[728673, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[728657, 0, "recovery", "metrics_updated", {"pacing_rate": 1977830,"bytes_in_flight": 55,"smoothed_rtt": 202964,"min_rtt": 76894,"latest_rtt": 76894}],
[728680, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4 }, "frames": [{ 
    "frame_type": "reset_stream", "stream_id": 0, "error_code": 1, "final_size": 386}, { 
    "frame_type": "padding"}]}],
[728680, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 202964}],
[728680, 0, "transport", "datagram_sent", { "byte_length": 55}],
[728988, 0, "transport", "datagram_received", { "byte_length": 1412}],
[728988, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1412, "packet_number": 146, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[728999, 0, "transport", "spin_bit_updated", { "state": true }],
[728999, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[144, 146]]}, { 
    "frame_type": "padding"}]}],
[728999, 0, "recovery", "metrics_updated", {"bytes_in_flight": 165,"smoothed_rtt": 202964}],
[728999, 0, "transport", "datagram_sent", { "byte_length": 55}],
[737836, 0, "transport", "datagram_received", { "byte_length": 40}],
[737836, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 147, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[3, 5]], "ect0": 6, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[737847, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[737836, 0, "recovery", "metrics_updated", {"pacing_rate": 2246470,"bytes_in_flight": 0,"smoothed_rtt": 178698,"min_rtt": 8837,"latest_rtt": 8837}],
[737869, 0, "transport", "spin_bit_updated", { "state": false }],
[737869, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 6 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[737869, 0, "transport", "datagram_sent", { "byte_length": 22}],
[743141, 0, "transport", "datagram_received", { "byte_length": 41}],
[743141, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 148, "dcid": "5861b7dccf70a36c" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[3, 6]], "ect0": 7, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[2654376, 0, "info", "message", { "message": "Closed. Retrans= 1, spurious= 1, max sp gap = 1, max sp delay = 511470, dg-coal: 1.111111"}]]}]}