{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "908c8ff64380e8ec","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1640030710446"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.182.224.162", "port_v4":29108}, "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": 92, "version": "00000001", "payload_length": 1182, "dcid": "908c8ff64380e8ec" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 322}]}],
[157, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[160, 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,
    "3d7e9f0bca12fea6": ""}],
[168, 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": "1e07f6f710178e62",
    "original_connection_id": "908c8ff64380e8ec",
    "stateless_reset_token": "71cb423bdb63de60b5a72c1e8082221d",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[476, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 122, "packet_number": 130152, "payload_length": 100, "scid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 59, "acked_ranges": [[92, 92]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[476, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1098, "packet_number": 0, "payload_length": 1077, "scid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1073}]}],
[476, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[494, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[476, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 177, "packet_number": 1, "payload_length": 156, "scid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1073, "length": 151}]}],
[476, 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": "661e4611b92c2947783d6aaf2f1a554a1d912eb84a95da0c973a307bd3d30596023622f782501d9c49dc7708a022ea6579b3"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "01ea00727485be4e", "reset_token": "55a096ec0f8efed1b9809cd51c0d7279"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "93a7d504e97a7709", "reset_token": "cce162e1dbef858e9833e09d80a654c0"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "59f0e1f659d3fabe", "reset_token": "33956eae60fd7c3cab112023996ce0c9"}, { 
    "frame_type": "padding"}]}],
[476, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1884}],
[476, 0, "transport", "datagram_sent", { "byte_length": 632}],
[476, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[476, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3356}],
[476, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[1450198, 0, "transport", "datagram_received", { "byte_length": 1252}],
[1450198, 0, "transport", "packet_buffered", {
    "type" : "1RTT",
    "trigger": "keys_unavailable"}],
[1450216, 0, "transport", "datagram_received", { "byte_length": 1220}],
[1450216, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 94, "payload_length": 11, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 52, "acked_ranges": [[130152, 130152]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[1450216, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 95, "payload_length": 63, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 51, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[1450272, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[1450216, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 96, "dcid": "1e07f6f710178e62", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[1450216, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 2259}],
[1450216, 0, "recovery", "metrics_updated", {"cwnd": 93696,"pacing_rate": 646145,"bytes_in_flight": 0,"smoothed_rtt": 1450046,"min_rtt": 1449740,"latest_rtt": 1449740,"app_limited": 1}],
[1450289, 0, "transport", "datagram_received", { "byte_length": 1252}],
[1450289, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 93, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1450289, 0, "transport", "spin_bit_updated", { "state": true }],
[1450289, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 9, "acked_ranges": [[96, 96], [93, 93]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[1450289, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 1450046}],
[1450289, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1984620, 0, "transport", "datagram_received", { "byte_length": 1332}],
[1984620, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 97, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1984635, 0, "transport", "datagram_received", { "byte_length": 40}],
[1984635, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 98, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[1984641, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[1984635, 0, "recovery", "metrics_updated", {"pacing_rate": 701495,"bytes_in_flight": 0,"smoothed_rtt": 1335583,"min_rtt": 534346,"latest_rtt": 534346}],
[1984649, 0, "transport", "spin_bit_updated", { "state": false }],
[1984649, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 3 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[1984649, 0, "transport", "datagram_sent", { "byte_length": 22}],
[2033733, 0, "transport", "datagram_received", { "byte_length": 41}],
[2033733, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 99, "dcid": "1e07f6f710178e62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[9661727, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.250000"}]]}]}