{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "4a52d4d5c2b03e72","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1613953394849"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.202.174.99", "port_v4":20048}, "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": 7, "version": "00000001", "payload_length": 1182, "dcid": "4a52d4d5c2b03e72" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 417}]}],
[741, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[744, 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}],
[753, 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": "b7ab2275c01939eb",
    "original_connection_id": "4a52d4d5c2b03e72",
    "stateless_reset_token": "464378075102cc9bf7e203f9763696d9",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[1029, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 108988, "payload_length": 133, "scid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 128, "acked_ranges": [[7, 7]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 123}]}],
[1029, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[1029, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[1043, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[1029, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 211, "packet_number": 1, "payload_length": 190, "scid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 185}]}],
[1029, 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": "56c44dc066fe84429c7a409f79566bdaf7cdad5eb12cf6b8f5f74a84324c752beafb5db32852d3fdeaa6d02b05e65bea6ea9"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "81d8c285da40aac6", "reset_token": "4f9f9dc8b637430ba4d5f7a1c1507fa9"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "6e79fbeb1e522fc8", "reset_token": "e5bfa7449c085e288139f59495ecf443"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "ce33eaeff547af6c", "reset_token": "fdc80d5ba9e0476ddfd666111b740847"}, { 
    "frame_type": "padding"}]}],
[1029, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1918}],
[1029, 0, "transport", "datagram_sent", { "byte_length": 666}],
[1029, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1029, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3390}],
[1029, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[73770, 0, "transport", "datagram_received", { "byte_length": 1220}],
[73770, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 8, "payload_length": 11, "dcid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[108988, 108988]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[73770, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 9, "payload_length": 63, "dcid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[73814, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[73770, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 10, "dcid": "b7ab2275c01939eb", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[73770, 0, "recovery", "metrics_updated", {"cwnd": 18670,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 72741,"min_rtt": 72741,"latest_rtt": 72741,"app_limited": 1}],
[73831, 0, "transport", "datagram_received", { "byte_length": 1252}],
[73831, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 11, "dcid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[73837, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[73840, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[73847, 0, "transport", "spin_bit_updated", { "state": true }],
[73847, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[10, 11]]}, { 
    "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"}]}],
[73847, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 72741}],
[73847, 0, "transport", "datagram_sent", { "byte_length": 439}],
[105894, 0, "transport", "datagram_received", { "byte_length": 1332}],
[105894, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 12, "dcid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[105956, 0, "transport", "datagram_received", { "byte_length": 40}],
[105956, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 13, "dcid": "b7ab2275c01939eb" }, "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}]}],
[105963, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[105967, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[105981, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[105956, 0, "recovery", "metrics_updated", {"cwnd": 19093,"bytes_in_flight": 0,"smoothed_rtt": 67662,"min_rtt": 32109,"latest_rtt": 32109}],
[105988, 0, "transport", "spin_bit_updated", { "state": false }],
[105988, 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}]}],
[105988, 0, "transport", "datagram_sent", { "byte_length": 22}],
[137979, 0, "transport", "datagram_received", { "byte_length": 41}],
[137979, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 14, "dcid": "b7ab2275c01939eb" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[629456, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.250000"}]]}]}