{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "1ed472c7e62cad8a","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1110499716735"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.169.101.179", "port_v4":52504}, "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": 221, "version": "00000001", "payload_length": 1130, "dcid": "1ed472c7e62cad8a", "token": "930eeb1434cf5960ee4c6a47ca9ee643bbadb41b64d14913917ead5fef5d840147fd7355b10d535fdb30a620a12180651ab859be" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}, { 
    "frame_type": "ping"}]}],
[132, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[146, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 75982, "payload_length": 65, "scid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 18, "acked_ranges": [[221, 221]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[146, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[50329, 0, "transport", "datagram_received", { "byte_length": 1220}],
[50329, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 222, "payload_length": 1130, "dcid": "79d6d16ff3264812", "token": "930eeb1434cf5960ee4c6a47ca9ee643bbadb41b64d14913917ead5fef5d840147fd7355b10d535fdb30a620a12180651ab859be" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[75982, 75982]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}]}],
[50357, 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}],
[50366, 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": "79d6d16ff3264812",
    "original_connection_id": "0614704dc46f1e9c",
    "retry_connection_id": "1ed472c7e62cad8a",
    "stateless_reset_token": "0f4e09a3e3d5cde6ef913c01fa33f60a",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[50833, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 75983, "payload_length": 133, "scid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 63, "acked_ranges": [[221, 222]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[50833, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[50833, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[50847, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[50833, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 220, "packet_number": 1, "payload_length": 199, "scid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 194}]}],
[50833, 0, "transport", "datagram_sent", { "byte_length": 236}],
[52220, 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": "fcbf6cc57e108d90c14d6acc77466a8c83f9ce6d9eaaa4402187bd3dabacb40309e91995e360d6db2f14cefc5e380976e31e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "53bb77d247653459", "reset_token": "a4d3a5fa878ca65dab53f1bbf68d1be7"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "3215e6155a69e4d7", "reset_token": "79292e168a419b0eb506a5000ad15fcc"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "fab38f003aec139f", "reset_token": "38a6d9c7c2bc5b904409c053d6f48809"}, { 
    "frame_type": "padding"}]}],
[52220, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1927,"smoothed_rtt": 50183,"min_rtt": 50183,"latest_rtt": 50183}],
[52220, 0, "transport", "datagram_sent", { "byte_length": 439}],
[54800, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[54800, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3399,"smoothed_rtt": 50183}],
[54800, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[103583, 0, "transport", "datagram_received", { "byte_length": 1220}],
[103583, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 223, "payload_length": 11, "dcid": "79d6d16ff3264812", "token": "930eeb1434cf5960ee4c6a47ca9ee643bbadb41b64d14913917ead5fef5d840147fd7355b10d535fdb30a620a12180651ab859be" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[75983, 75983]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[103583, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 224, "payload_length": 63, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[103653, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[103583, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1019, "packet_number": 225, "dcid": "79d6d16ff3264812", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[103583, 0, "recovery", "metrics_updated", {"cwnd": 17310,"bytes_in_flight": 1472,"smoothed_rtt": 50855,"latest_rtt": 51363,"app_limited": 1}],
[103668, 0, "transport", "datagram_received", { "byte_length": 1252}],
[103668, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 226, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[103676, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[103679, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[103685, 0, "transport", "spin_bit_updated", { "state": true }],
[103685, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[225, 226]]}, { 
    "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"}]}],
[103685, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1911,"smoothed_rtt": 50855}],
[103685, 0, "transport", "datagram_sent", { "byte_length": 439}],
[130992, 0, "transport", "datagram_received", { "byte_length": 38}],
[130992, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 227, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 97, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[130992, 0, "recovery", "metrics_updated", {"cwnd": 18766,"pacing_rate": 1361387,"bytes_in_flight": 439,"smoothed_rtt": 52772,"latest_rtt": 66192}],
[153859, 0, "transport", "datagram_received", { "byte_length": 1332}],
[153859, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 228, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[153869, 0, "transport", "spin_bit_updated", { "state": false }],
[153869, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[225, 228]]}, { 
    "frame_type": "padding"}]}],
[153869, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 52772}],
[153869, 0, "transport", "datagram_sent", { "byte_length": 55}],
[153980, 0, "transport", "datagram_received", { "byte_length": 40}],
[153980, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 229, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[1, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[153988, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[153992, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[153994, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[153980, 0, "recovery", "metrics_updated", {"cwnd": 19189,"bytes_in_flight": 55,"smoothed_rtt": 52462,"latest_rtt": 50295}],
[154001, 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}]}],
[154001, 0, "transport", "datagram_sent", { "byte_length": 22}],
[203131, 0, "transport", "datagram_received", { "byte_length": 40}],
[203131, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 230, "dcid": "79d6d16ff3264812" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[473807, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.142857"}]]}]}