{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "0503b2bf8bacb6ef","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1640014787410"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.208.92.161", "port_v4":4840}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":20753}, "ecn" : "Not-ECT"}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 248, "version": "00000001", "payload_length": 1182, "dcid": "0503b2bf8bacb6ef" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 380}]}],
[174, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[190, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 80394, "payload_length": 65, "scid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 23, "acked_ranges": [[248, 248]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[190, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[250496, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 80394,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 80394,
        "packet_size" : 87}}],
[250496, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 90, "packet_number": 80395, "payload_length": 68, "scid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 56}, { 
    "frame_type": "ack", "ack_delay": 31312, "acked_ranges": [[248, 248]]}]}],
[250496, 0, "transport", "datagram_sent", { "byte_length": 106}],
[345524, 0, "transport", "datagram_received", { "byte_length": 1220}],
[345524, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 249, "payload_length": 1182, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[80394, 80395]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 380, "length": 348}, { 
    "frame_type": "ping"}]}],
[345559, 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,
    "3d7e9f0bca12fea6": ""}],
[345573, 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": "03eb49649e901d10",
    "original_connection_id": "0503b2bf8bacb6ef",
    "stateless_reset_token": "41515b296f661f6341f0b2ed77875a53",
    "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"}],
[346064, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 156, "packet_number": 80396, "payload_length": 134, "scid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 67, "acked_ranges": [[248, 249]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[346064, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1064, "packet_number": 0, "payload_length": 1043, "scid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1039}]}],
[346064, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[346081, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[346064, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 269, "packet_number": 1, "payload_length": 248, "scid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1039, "length": 243}]}],
[346064, 0, "transport", "datagram_sent", { "byte_length": 285}],
[348256, 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": "7e14acfb4e9f987912c30937a977a6ce7025c12751d34a39282fe96277ea59d56f12dcdf3a5943f0bcede8b697fff32b2f23"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "a5c1586ca9149021", "reset_token": "b6414e3d559b42ceac530a56dbb81f19"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "54807002c1223a31", "reset_token": "c4a7115380bbe1c6ea2ab6ee81e80e0e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "d1edefea08b10458", "reset_token": "47d5dd853febb03c5e5514041d082c33"}, { 
    "frame_type": "padding"}]}],
[348256, 0, "recovery", "metrics_updated", {"cwnd": 15537,"pacing_rate": 1361424,"bytes_in_flight": 1976,"smoothed_rtt": 95028,"min_rtt": 95028,"latest_rtt": 95028}],
[348256, 0, "transport", "datagram_sent", { "byte_length": 439}],
[350395, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[350395, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3448,"smoothed_rtt": 95028}],
[350395, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[459130, 0, "transport", "datagram_received", { "byte_length": 1252}],
[459130, 0, "transport", "packet_buffered", {
    "type" : "1RTT",
    "trigger": "keys_unavailable"}],
[459183, 0, "transport", "datagram_received", { "byte_length": 1220}],
[459183, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 251, "payload_length": 11, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[80396, 80396]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[459183, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 252, "payload_length": 63, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[459230, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[459183, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 253, "dcid": "03eb49649e901d10", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[459183, 0, "recovery", "metrics_updated", {"cwnd": 18905,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 100457,"latest_rtt": 108788,"app_limited": 1}],
[459291, 0, "transport", "datagram_received", { "byte_length": 1252}],
[459291, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 250, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[459291, 0, "transport", "spin_bit_updated", { "state": true }],
[459291, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 13, "acked_ranges": [[253, 253], [250, 250]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[459291, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 100457}],
[459291, 0, "transport", "datagram_sent", { "byte_length": 55}],
[463572, 0, "transport", "datagram_received", { "byte_length": 73}],
[463572, 0, "transport", "packet_dropped", {
    "packet_type" : "handshake",
    "packet_size" : 73,
    "trigger": "aead not ready"}],
[463572, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 32, "packet_number": 255, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[463583, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[463589, 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}]}],
[463589, 0, "transport", "datagram_sent", { "byte_length": 22}],
[496636, 0, "transport", "datagram_received", { "byte_length": 1332}],
[496636, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 256, "dcid": "03eb49649e901d10" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[496648, 0, "transport", "datagram_received", { "byte_length": 41}],
[496648, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 257, "dcid": "03eb49649e901d10" }, "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}]}],
[1135102, 0, "info", "message", { "message": "Closed. Retrans= 1, spurious= 1, max sp gap = 1, max sp delay = 345334, dg-coal: 1.142857"}]]}]}
