{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "8f87c549f365d738","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1887806582885"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "48.217.251.97", "port_v4":32576}, "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": 201, "version": "00000001", "payload_length": 1182, "dcid": "8f87c549f365d738" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}]}],
[71, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[80, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 109533, "payload_length": 65, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 10, "acked_ranges": [[201, 201]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[80, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[250739, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109533,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109533,
        "packet_size" : 87}}],
[250739, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 90, "packet_number": 109534, "payload_length": 68, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 56}, { 
    "frame_type": "ack", "ack_delay": 31342, "acked_ranges": [[201, 201]]}]}],
[250739, 0, "transport", "datagram_sent", { "byte_length": 106}],
[255743, 0, "transport", "datagram_received", { "byte_length": 1220}],
[255743, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 202, "payload_length": 1182, "dcid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[109533, 109534]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}, { 
    "frame_type": "ping"}]}],
[255758, 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}],
[255763, 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": "e731a00152ffaac0",
    "original_connection_id": "8f87c549f365d738",
    "stateless_reset_token": "73ef2aefd29f72f386b9117a8c654e08",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[255999, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 109535, "payload_length": 133, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 32, "acked_ranges": [[201, 202]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[255999, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[255999, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[256014, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[255999, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 210, "packet_number": 1, "payload_length": 189, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 184}]}],
[255999, 0, "transport", "datagram_sent", { "byte_length": 226}],
[261652, 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": "6f86e3054e7931a8d2e6a0de73c04c0d725890221f534825cedaa7b4afb438c8c050d9b1ffe2c801691246864861f40d37a3"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "1752672dc36d4bbb", "reset_token": "a0b8f01ab519390d238ba060b522139e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "06d6a813c9e9cb89", "reset_token": "44cc6d45723d086297b4edb843d739d1"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "c842ae4cf45c24dc", "reset_token": "9dba186b45025606a431ebbf9919ac92"}, { 
    "frame_type": "padding"}]}],
[261652, 0, "recovery", "metrics_updated", {"cwnd": 15537,"pacing_rate": 2001598,"bytes_in_flight": 1917,"smoothed_rtt": 5004,"min_rtt": 5004,"latest_rtt": 5004}],
[261652, 0, "transport", "datagram_sent", { "byte_length": 439}],
[263745, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[263745, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3389,"smoothed_rtt": 5004}],
[263745, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[268627, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109535,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109535,
        "packet_size" : 155}}],
[268627, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 167, "packet_number": 109536, "payload_length": 145, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 56, "length": 123}, { 
    "frame_type": "ack", "ack_delay": 1610, "acked_ranges": [[201, 202]]}]}],
[268627, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3401,"smoothed_rtt": 5004}],
[268627, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1053, "packet_number": 2, "payload_length": 1032, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[268627, 0, "recovery", "metrics_updated", {"bytes_in_flight": 4470,"smoothed_rtt": 5004}],
[268627, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[293647, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109536,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109536,
        "packet_size" : 167}}],
[293647, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 167, "packet_number": 109537, "payload_length": 145, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 56, "length": 123}, { 
    "frame_type": "ack", "ack_delay": 4738, "acked_ranges": [[201, 202]]}]}],
[293647, 0, "recovery", "packet_lost", {
    "packet_type" : "handshake",
    "packet_number" : 0,
    "trigger": "timer",
    "header": {
        "packet_type" : "handshake",
        "packet_number" : 0,
        "packet_size" : 1065}}],
[293647, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1053, "packet_number": 3, "payload_length": 1032, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[293647, 0, "recovery", "metrics_updated", {"bytes_in_flight": 4458,"smoothed_rtt": 5004}],
[293647, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[318667, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109537,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109537,
        "packet_size" : 167}}],
[318667, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 167, "packet_number": 109538, "payload_length": 145, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 56, "length": 123}, { 
    "frame_type": "ack", "ack_delay": 7865, "acked_ranges": [[201, 202]]}]}],
[318667, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1053, "packet_number": 4, "payload_length": 1032, "scid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[318667, 0, "recovery", "metrics_updated", {"bytes_in_flight": 5527,"smoothed_rtt": 5004}],
[318667, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[345135, 0, "transport", "datagram_received", { "byte_length": 1220}],
[345135, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 203, "payload_length": 11, "dcid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[109535, 109538]], "ect0": 6, "ect1": 0, "ce": 0}]}],
[345135, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 204, "payload_length": 63, "dcid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 4]], "ect0": 5, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[345185, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[345135, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 205, "dcid": "e731a00152ffaac0", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[345135, 0, "recovery", "metrics_updated", {"cwnd": 22506,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 18953,"latest_rtt": 81390,"app_limited": 1}],
[345200, 0, "transport", "datagram_received", { "byte_length": 1252}],
[345200, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 206, "dcid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[345207, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[345210, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[345216, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[205, 206]]}, { 
    "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"}]}],
[345216, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 18953}],
[345216, 0, "transport", "datagram_sent", { "byte_length": 439}],
[369192, 0, "transport", "datagram_received", { "byte_length": 1332}],
[369192, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 208, "dcid": "e731a00152ffaac0" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[369210, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[208, 208], [205, 206]]}, { 
    "frame_type": "padding"}]}],
[369210, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 18953}],
[369210, 0, "transport", "datagram_sent", { "byte_length": 55}],
[380379, 0, "transport", "datagram_received", { "byte_length": 40}],
[380379, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 209, "dcid": "e731a00152ffaac0" }, "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}]}],
[380391, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[380395, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[380397, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[380379, 0, "recovery", "metrics_updated", {"cwnd": 22968,"bytes_in_flight": 0,"smoothed_rtt": 17980,"latest_rtt": 11169}],
[380406, 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}]}],
[380406, 0, "transport", "datagram_sent", { "byte_length": 22}],
[711805, 0, "info", "message", { "message": "Closed. Retrans= 5, spurious= 5, max sp gap = 4, max sp delay = 255663, dg-coal: 1.090909"}]]}]}
