{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "ff73c2c8acbfc8b5","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1030737639202"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "68.220.62.240", "port_v4":50644}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":21009}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 62, "version": "00000001", "payload_length": 1131, "dcid": "ff73c2c8acbfc8b5", "token": "998b2250af214b4bef4e4e1e25311b20b47db607216785cf5e9971b42795997dc01db092582bcd077ddb7a3fa6209c7abdb77b" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}, { 
    "frame_type": "ping"}]}],
[115, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[125, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 86, "packet_number": 128486, "payload_length": 64, "scid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 15, "acked_ranges": [[62, 62]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[125, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[65482, 0, "transport", "datagram_received", { "byte_length": 1220}],
[65482, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 63, "payload_length": 1131, "dcid": "5f21e46713ddaec0", "token": "998b2250af214b4bef4e4e1e25311b20b47db607216785cf5e9971b42795997dc01db092582bcd077ddb7a3fa6209c7abdb77b" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[128486, 128486]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}]}],
[65511, 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}],
[65520, 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": "5f21e46713ddaec0",
    "original_connection_id": "aaf6f60a081769a4",
    "retry_connection_id": "ff73c2c8acbfc8b5",
    "stateless_reset_token": "ab6fb85a87305e59967d481cf94bf6f5",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[65917, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 154, "packet_number": 128487, "payload_length": 132, "scid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 54, "acked_ranges": [[62, 63]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[65917, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1066, "packet_number": 0, "payload_length": 1045, "scid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1041}]}],
[65917, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[65930, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[65917, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 220, "packet_number": 1, "payload_length": 199, "scid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1041, "length": 194}]}],
[65917, 0, "transport", "datagram_sent", { "byte_length": 236}],
[67341, 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": "d1163e5f7ee6d757e65b319fb3ff846d80747536e2781f778ee0a51fc5c4db6665414f923b4a3c9b30d06611cb4a3f56b330"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "402931f7ef5aa44d", "reset_token": "91728ac8cdfb22c1cc7dc662208d4f22"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "64ab0142a5201b39", "reset_token": "b56364a8421b6d9f7b7dd6692081a68f"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "d3d43eb7a3957acb", "reset_token": "f62742ff33adf80281a66f1a4809ac7c"}, { 
    "frame_type": "padding"}]}],
[67341, 0, "recovery", "metrics_updated", {"cwnd": 15446,"pacing_rate": 1361424,"bytes_in_flight": 1927,"smoothed_rtt": 65357,"min_rtt": 65357,"latest_rtt": 65357}],
[67341, 0, "transport", "datagram_sent", { "byte_length": 439}],
[69884, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[69884, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3399,"smoothed_rtt": 65357}],
[69884, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[129720, 0, "transport", "datagram_received", { "byte_length": 1220}],
[129720, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 100, "packet_number": 64, "payload_length": 11, "dcid": "5f21e46713ddaec0", "token": "998b2250af214b4bef4e4e1e25311b20b47db607216785cf5e9971b42795997dc01db092582bcd077ddb7a3fa6209c7abdb77b" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[128487, 128487]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[129720, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1120, "packet_number": 65, "payload_length": 1083, "dcid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[129792, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[129807, 0, "transport", "datagram_received", { "byte_length": 1252}],
[129807, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 66, "dcid": "5f21e46713ddaec0", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[129816, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[129819, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[129807, 0, "recovery", "metrics_updated", {"cwnd": 16886,"bytes_in_flight": 1911,"smoothed_rtt": 64992,"min_rtt": 63803,"latest_rtt": 63803,"app_limited": 1}],
[129828, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[66, 66]]}, { 
    "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"}]}],
[129828, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2350,"smoothed_rtt": 64992}],
[129828, 0, "transport", "datagram_sent", { "byte_length": 439}],
[131185, 0, "transport", "datagram_received", { "byte_length": 37}],
[131185, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 67, "dcid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[131185, 0, "recovery", "metrics_updated", {"cwnd": 18765,"pacing_rate": 1361387,"bytes_in_flight": 439,"smoothed_rtt": 64530,"min_rtt": 61301,"latest_rtt": 61301}],
[191169, 0, "transport", "datagram_received", { "byte_length": 1332}],
[191169, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 68, "dcid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[191179, 0, "transport", "spin_bit_updated", { "state": true }],
[191179, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[66, 68]]}, { 
    "frame_type": "padding"}]}],
[191179, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 64530}],
[191179, 0, "transport", "datagram_sent", { "byte_length": 55}],
[191391, 0, "transport", "datagram_received", { "byte_length": 40}],
[191391, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 69, "dcid": "5f21e46713ddaec0" }, "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}]}],
[191400, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[191404, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[191406, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[191391, 0, "recovery", "metrics_updated", {"cwnd": 19188,"bytes_in_flight": 55,"smoothed_rtt": 64159,"latest_rtt": 61563}],
[191413, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 4 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[191413, 0, "transport", "datagram_sent", { "byte_length": 22}],
[254689, 0, "transport", "datagram_received", { "byte_length": 41}],
[254689, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 70, "dcid": "5f21e46713ddaec0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 4]], "ect0": 5, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[555025, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.142857"}]]}]}