{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "6bc746c63489a724","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1912268028578"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "128.85.44.228", "port_v4":21729}, "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": 18, "version": "00000001", "payload_length": 1182, "dcid": "6bc746c63489a724" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 560}]}],
[147, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[159, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 86, "packet_number": 88235, "payload_length": 64, "scid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 19, "acked_ranges": [[18, 18]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[159, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[62083, 0, "transport", "datagram_received", { "byte_length": 1220}],
[62083, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 19, "payload_length": 1182, "dcid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[88235, 88235]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 560, "length": 528}]}],
[62111, 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}],
[62121, 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": "e6369a36a29a17d2",
    "original_connection_id": "6bc746c63489a724",
    "stateless_reset_token": "d98300db7dc1834aa77046f304b6d821",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[62436, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 154, "packet_number": 88236, "payload_length": 132, "scid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 44, "acked_ranges": [[18, 19]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[62436, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1066, "packet_number": 0, "payload_length": 1045, "scid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1041}]}],
[62436, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[62450, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[62436, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 208, "packet_number": 1, "payload_length": 187, "scid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1041, "length": 182}]}],
[62436, 0, "transport", "datagram_sent", { "byte_length": 224}],
[63754, 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": "622599c0da6a5ea773192ac959fc6b2608f514552b3953f39bedec32b77674d69b2ddd8ada784769db526453e1c71e96af30"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "9413b242e1aaf82e", "reset_token": "df16705649fc2b68cee556188661061b"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "44996379fded799c", "reset_token": "acdc6677e7c86f793b2be8e53b1e85ed"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "14134158772d7314", "reset_token": "e2faada0007bdb5d18e8eac26bb684e5"}, { 
    "frame_type": "padding"}]}],
[63754, 0, "recovery", "metrics_updated", {"cwnd": 15446,"pacing_rate": 1361424,"bytes_in_flight": 1915,"smoothed_rtt": 61924,"min_rtt": 61924,"latest_rtt": 61924}],
[63754, 0, "transport", "datagram_sent", { "byte_length": 439}],
[66582, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[66582, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3387,"smoothed_rtt": 61924}],
[66582, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[124362, 0, "transport", "datagram_received", { "byte_length": 1220}],
[124362, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 20, "payload_length": 11, "dcid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[88236, 88236]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[124362, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1171, "packet_number": 21, "payload_length": 1134, "dcid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[124418, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[124434, 0, "transport", "datagram_received", { "byte_length": 1252}],
[124434, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 22, "dcid": "e6369a36a29a17d2", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[124434, 0, "recovery", "metrics_updated", {"cwnd": 16874,"bytes_in_flight": 1911,"smoothed_rtt": 61924,"latest_rtt": 61926,"app_limited": 1}],
[124443, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[22, 22]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[124443, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1966,"smoothed_rtt": 61924}],
[124443, 0, "transport", "datagram_sent", { "byte_length": 55}],
[124796, 0, "transport", "datagram_received", { "byte_length": 81}],
[124796, 0, "transport", "packet_dropped", {
    "packet_type" : "handshake",
    "packet_size" : 81,
    "trigger": "aead not ready"}],
[124796, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 24, "dcid": "e6369a36a29a17d2" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[124807, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[124796, 0, "recovery", "metrics_updated", {"cwnd": 17297,"bytes_in_flight": 1527,"smoothed_rtt": 61813,"min_rtt": 61042,"latest_rtt": 61042}],
[124834, 0, "transport", "spin_bit_updated", { "state": true }],
[124834, 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}]}],
[124834, 0, "transport", "datagram_sent", { "byte_length": 22}],
[185469, 0, "transport", "datagram_received", { "byte_length": 40}],
[185469, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 25, "dcid": "e6369a36a29a17d2" }, "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}]}],
[552439, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}