{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "3c4054310cdba039","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "389718585953"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":18332}, "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": 184, "version": "00000001", "payload_length": 1182, "dcid": "3c4054310cdba039" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 313}]}],
[164, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[167, 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" : 26,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 1000}],
[175, 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": "1f7a7dbb1f3b1604",
    "original_connection_id": "3c4054310cdba039",
    "stateless_reset_token": "38510f90d11496390c18181b734d6b44",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[451, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 122, "packet_number": 87694, "payload_length": 100, "scid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 56, "acked_ranges": [[184, 184]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[451, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1098, "packet_number": 0, "payload_length": 1077, "scid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1073}]}],
[451, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[477, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[451, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 176, "packet_number": 1, "payload_length": 155, "scid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1073, "length": 150}]}],
[451, 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": "7d27f3e987a1be941ad130eb7aabe5e4031b0e762238f8b093fd8aab35624d2000e864377042a33e72e7a3c942c773529584"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "0c68c453cf290f00", "reset_token": "030896b5de4bbdf84d6183299015a99e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "aa11ab1daba92496", "reset_token": "2c63482c63d5e58b0f4a82b14d6d5af6"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "268ad0dc0745ed4a", "reset_token": "41f8c0afa484c3ff6bea8f7bb5aa552e"}, { 
    "frame_type": "padding"}]}],
[451, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1883}],
[451, 0, "transport", "datagram_sent", { "byte_length": 631}],
[451, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[451, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3355}],
[451, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[1197339, 0, "transport", "datagram_received", { "byte_length": 1220}],
[1197339, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 185, "payload_length": 11, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[87694, 87694]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[1197339, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 186, "payload_length": 63, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[1197422, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[1197339, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 187, "dcid": "1f7a7dbb1f3b1604", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[1197339, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 2736}],
[1197339, 0, "recovery", "metrics_updated", {"cwnd": 93696,"pacing_rate": 782822,"bytes_in_flight": 0,"smoothed_rtt": 1196888,"min_rtt": 1196888,"latest_rtt": 1196888,"app_limited": 1}],
[1197442, 0, "transport", "datagram_received", { "byte_length": 1252}],
[1197442, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 188, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1197448, 0, "transport", "spin_bit_updated", { "state": true }],
[1197448, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[187, 188]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[1197448, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 1196888}],
[1197448, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1619709, 0, "transport", "datagram_received", { "byte_length": 1332}],
[1619709, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 189, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1620794, 0, "transport", "spin_bit_updated", { "state": false }],
[1620794, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 135, "acked_ranges": [[187, 189]]}, { 
    "frame_type": "padding"}]}],
[1620794, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 1196888}],
[1620794, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1630854, 0, "transport", "datagram_received", { "byte_length": 37}],
[1630854, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 190, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 43, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[1630854, 0, "recovery", "metrics_updated", {"pacing_rate": 850621,"bytes_in_flight": 55,"smoothed_rtt": 1101452,"min_rtt": 433406,"latest_rtt": 433406}],
[1636863, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1636863, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 191, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1636874, 0, "transport", "datagram_received", { "byte_length": 1252}],
[1636874, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 192, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1636879, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 4 }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "0c543add0ec97118"}, { 
    "frame_type": "padding"}]}],
[1636879, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1527,"smoothed_rtt": 1101452}],
[1636879, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[189, 192]]}, { 
    "frame_type": "padding"}]}],
[1636879, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1582,"smoothed_rtt": 1101452}],
[1636879, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1687341, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1687341, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 193, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1688429, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 6 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[189, 193]]}, { 
    "frame_type": "padding"}]}],
[1688429, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1637,"smoothed_rtt": 1101452}],
[1688429, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1738038, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1738038, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 194, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1739136, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 7 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[189, 194]]}, { 
    "frame_type": "padding"}]}],
[1739136, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1692,"smoothed_rtt": 1101452}],
[1739136, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1788450, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1788450, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 195, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1789542, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 8 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[189, 195]]}, { 
    "frame_type": "padding"}]}],
[1789542, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1747,"smoothed_rtt": 1101452}],
[1789542, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1839102, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1839102, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 196, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1840207, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 9 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[189, 196]]}, { 
    "frame_type": "padding"}]}],
[1840207, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1802,"smoothed_rtt": 1101452}],
[1840207, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1886880, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 10 }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "33735bf729f66f3c"}, { 
    "frame_type": "padding"}]}],
[1886880, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3274,"smoothed_rtt": 1101452}],
[1889018, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1889018, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 197, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1890066, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 11 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 131, "acked_ranges": [[189, 197]]}, { 
    "frame_type": "padding"}]}],
[1890066, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3329,"smoothed_rtt": 1101452}],
[1890066, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1939319, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1939319, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 198, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1940403, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 12 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 135, "acked_ranges": [[189, 198]]}, { 
    "frame_type": "padding"}]}],
[1940403, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3384,"smoothed_rtt": 1101452}],
[1940403, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[1989935, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[1989935, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 199, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1991030, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 13 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[189, 199]]}, { 
    "frame_type": "padding"}]}],
[1991030, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3439,"smoothed_rtt": 1101452}],
[1991030, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[2040148, 0, "transport", "datagram_received", { "byte_length": 1252, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[2040148, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 200, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2041342, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 14 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 149, "acked_ranges": [[189, 200]]}, { 
    "frame_type": "padding"}]}],
[2041342, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3494,"smoothed_rtt": 1101452}],
[2041342, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.214.155.233", "port_v4":18332}}],
[2052963, 0, "transport", "datagram_received", { "byte_length": 41, "addr_from" : {"ip_v4": "172.214.155.233", "port_v4":33949}}],
[2052963, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 201, "dcid": "1f7a7dbb1f3b1604" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[10, 10], [4, 4], [2, 2]], "ect0": 5, "ect1": 0, "ce": 0}]}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 3,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 3,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 5,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 5,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 6,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 6,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 7,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 7,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 8,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 8,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 9,
    "trigger": "repeat",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 9,
        "packet_size" : 39}}],
[2052963, 0, "recovery", "metrics_updated", {"pacing_rate": 951672,"bytes_in_flight": 220,"smoothed_rtt": 984530,"min_rtt": 166083,"latest_rtt": 166083}],
[7306406, 0, "transport", "spin_bit_updated", { "state": true }],
[7306406, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 15 }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "163114570c7ea332"}, { 
    "frame_type": "padding"}]}],
[7306406, 0, "recovery", "congestion_state_updated", {"old": "7","new": "1048583","cc_param": 4223}],
[7306406, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1472,"smoothed_rtt": 984530}],
[12052966, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=5\u000a"}],
[12052978, 0, "info", "message", { "message": "Closed. Retrans= 6, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 0.875000"}]]}]}
