{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "0f5619da3cbddaee","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1629781659538"},
"events": [
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    "frame_type": "crypto", "offset": 0, "length": 440}]}],
[100, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[103, 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": "",
    "version_negotiation": {"chosen": "00000001", "others": ["00000001","6b3343cf"]},
    "min_ack_delay" : 16000}],
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    "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": "e3d156cdc8cb09a3",
    "original_connection_id": "0f5619da3cbddaee",
    "stateless_reset_token": "2b9fe9aee54eb5c80b6e6b42a3287c88",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "version_negotiation": {"chosen": "00000001", "others": ["00000001","6b3343cf","709a50c4","ff000022","ff000021","ff000020","ff00001f","ff00001d","ff00001e","ff00001c","ff00001b","50435131","50435130"]},
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
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    "frame_type": "ack", "ack_delay": 44, "acked_ranges": [[151, 151]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 123}]}],
[359, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[359, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[371, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[359, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 269, "packet_number": 1, "payload_length": 248, "scid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 243}]}],
[359, 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": "5a7409da3198cfeb5bc3a0536725dbd041b43613ee64bdd52630e2503beb78665801a99672e5f7cff9dba340bfd7293cb370"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "8381070521299817", "reset_token": "d115d52a283f08c8a6b8ba597556dfef"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "c1f6cbec6b8271fe", "reset_token": "d029e97072f744975d7d5e3003f9f6f7"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "d1f8e7d09e44202f", "reset_token": "d6b13548eda0ba9deac6e68d93d8c522"}, { 
    "frame_type": "padding"}]}],
[359, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1976}],
[359, 0, "transport", "datagram_sent", { "byte_length": 724}],
[359, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[359, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3448}],
[359, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[23448, 0, "transport", "datagram_received", { "byte_length": 1220}],
[23448, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 152, "payload_length": 11, "dcid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[87423, 87423]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[23448, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 153, "payload_length": 63, "dcid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[23510, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[23448, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 154, "dcid": "e3d156cdc8cb09a3", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[23448, 0, "recovery", "metrics_updated", {"cwnd": 18728,"pacing_rate": 3200000,"bytes_in_flight": 0,"smoothed_rtt": 23089,"min_rtt": 23089,"latest_rtt": 23089,"app_limited": 1}],
[23525, 0, "transport", "datagram_received", { "byte_length": 1252}],
[23525, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 155, "dcid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[23558, 0, "transport", "spin_bit_updated", { "state": true }],
[23558, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[154, 155]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[23558, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 23089}],
[23558, 0, "transport", "datagram_sent", { "byte_length": 55}],
[28036, 0, "transport", "datagram_received", { "byte_length": 40}],
[28036, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 156, "dcid": "e3d156cdc8cb09a3" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[28045, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[28036, 0, "recovery", "metrics_updated", {"cwnd": 18767,"bytes_in_flight": 0,"smoothed_rtt": 20762,"min_rtt": 4478,"latest_rtt": 4478}],
[28053, 0, "transport", "spin_bit_updated", { "state": false }],
[28053, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 3 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[28053, 0, "transport", "datagram_sent", { "byte_length": 22}],
[294548, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.250000"}]]}]}