{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "099e1ee6ff54238d","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1357344250136"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "48.214.53.112", "port_v4":24124}, "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": 190, "version": "00000001", "payload_length": 1182, "dcid": "099e1ee6ff54238d" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}]}],
[184, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[198, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 109871, "payload_length": 65, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 24, "acked_ranges": [[190, 190]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[198, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[250199, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109871,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109871,
        "packet_size" : 87}}],
[250199, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 90, "packet_number": 109872, "payload_length": 68, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 56}, { 
    "frame_type": "ack", "ack_delay": 31274, "acked_ranges": [[190, 190]]}]}],
[250199, 0, "transport", "datagram_sent", { "byte_length": 106}],
[275859, 0, "transport", "datagram_received", { "byte_length": 1220}],
[275859, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 191, "payload_length": 1182, "dcid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[109871, 109872]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}, { 
    "frame_type": "ping"}]}],
[275887, 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}],
[275895, 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": "8634398f91e0e168",
    "original_connection_id": "099e1ee6ff54238d",
    "stateless_reset_token": "f3cb41be50fde3bb8186362c3dae1acc",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[276147, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 109873, "payload_length": 133, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 36, "acked_ranges": [[190, 191]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[276147, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[276147, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[276171, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[276147, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 210, "packet_number": 1, "payload_length": 189, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 184}]}],
[276147, 0, "transport", "datagram_sent", { "byte_length": 226}],
[277475, 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": "5bb736b5b0252c2ac081669aff375ecfc4c2700fb0c8acb20c4c4a895a83a231ec1e55a49d35bd5ea1bcdf31ce9b6c4ce2da"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "dae42d5b748ee0bb", "reset_token": "eade4fa73c859a399b6ef41b9d39cc35"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "cce3749257c050fa", "reset_token": "5bbe78f09189724a040cafe5e1a4b3ee"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "3c51f3f1410e765d", "reset_token": "492310e75a43216743d84030a02b1943"}, { 
    "frame_type": "padding"}]}],
[277475, 0, "recovery", "metrics_updated", {"cwnd": 15537,"pacing_rate": 1361424,"bytes_in_flight": 1917,"smoothed_rtt": 25660,"min_rtt": 25660,"latest_rtt": 25660}],
[277475, 0, "transport", "datagram_sent", { "byte_length": 439}],
[280055, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[280055, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3389,"smoothed_rtt": 25660}],
[280055, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[340298, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 109873,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 109873,
        "packet_size" : 155}}],
[340298, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 167, "packet_number": 109874, "payload_length": 145, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "crypto", "offset": 56, "length": 123}, { 
    "frame_type": "ack", "ack_delay": 8054, "acked_ranges": [[190, 191]]}]}],
[340298, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3401,"smoothed_rtt": 25660}],
[340298, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1053, "packet_number": 2, "payload_length": 1032, "scid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[340298, 0, "recovery", "metrics_updated", {"bytes_in_flight": 4470,"smoothed_rtt": 25660}],
[340298, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[379524, 0, "transport", "datagram_received", { "byte_length": 1220}],
[379524, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 192, "payload_length": 11, "dcid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[109873, 109874]], "ect0": 4, "ect1": 0, "ce": 0}]}],
[379524, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 193, "payload_length": 63, "dcid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[379592, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[379524, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 194, "dcid": "8634398f91e0e168", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[379524, 0, "recovery", "metrics_updated", {"cwnd": 20066,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 37666,"latest_rtt": 99469,"app_limited": 1}],
[379637, 0, "transport", "datagram_received", { "byte_length": 1252}],
[379637, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 195, "dcid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[379645, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[379648, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[379656, 0, "transport", "spin_bit_updated", { "state": true }],
[379656, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[194, 195]]}, { 
    "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"}]}],
[379656, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 37666}],
[379656, 0, "transport", "datagram_sent", { "byte_length": 439}],
[406064, 0, "transport", "datagram_received", { "byte_length": 1332}],
[406064, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 196, "dcid": "8634398f91e0e168" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[407065, 0, "transport", "spin_bit_updated", { "state": false }],
[407065, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 125, "acked_ranges": [[194, 196]]}, { 
    "frame_type": "padding"}]}],
[407065, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 37666}],
[407065, 0, "transport", "datagram_sent", { "byte_length": 55}],
[419939, 0, "transport", "datagram_received", { "byte_length": 40}],
[419939, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 197, "dcid": "8634398f91e0e168" }, "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}]}],
[419950, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[419954, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[419956, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[419939, 0, "recovery", "metrics_updated", {"cwnd": 20528,"bytes_in_flight": 0,"smoothed_rtt": 34567,"min_rtt": 12874,"latest_rtt": 12874}],
[419965, 0, "transport", "spin_bit_updated", { "state": true }],
[419965, 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}]}],
[419965, 0, "transport", "datagram_sent", { "byte_length": 22}],
[429133, 0, "transport", "datagram_received", { "byte_length": 41}],
[429133, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 198, "dcid": "8634398f91e0e168" }, "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}]}],
[845765, 0, "info", "message", { "message": "Closed. Retrans= 2, spurious= 2, max sp gap = 1, max sp delay = 275661, dg-coal: 1.111111"}]]}]}
