{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "e85c5177f10464cc","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "15839788022"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.119.95.38", "port_v4":42932}, "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": 0, "version": "00000001", "payload_length": 1182, "dcid": "e85c5177f10464cc" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 313}]}],
[421, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[424, 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}],
[433, 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": "a2022bb94374448b",
    "original_connection_id": "e85c5177f10464cc",
    "stateless_reset_token": "3293a52e745b285e8129be779ca990a5",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[697, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 122, "packet_number": 120343, "payload_length": 100, "scid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 87, "acked_ranges": [[0, 0]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[697, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1098, "packet_number": 0, "payload_length": 1077, "scid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1073}]}],
[697, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[711, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[697, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 178, "packet_number": 1, "payload_length": 157, "scid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1073, "length": 152}]}],
[697, 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": "7bd4829a87df1f3db44917953ece5bd30d40bf3307b10932775bdfd78b55fe12f06e1e4cf5de3a56d667444cd4cd33b240c8"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "087ec856ab2bdd13", "reset_token": "1fd206af7d2f6d2daed5a5ddb00d880f"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "6afdfc57ee4d8da6", "reset_token": "72faa7065443e2fd8d8b46e2ce1a4cbb"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "f0c003315c40f42a", "reset_token": "dd4505adc452faf64067150e9a0b6fa0"}, { 
    "frame_type": "padding"}]}],
[697, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1885}],
[697, 0, "transport", "datagram_sent", { "byte_length": 633}],
[697, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[697, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3357}],
[697, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[1823124, 0, "transport", "datagram_received", { "byte_length": 1220}],
[1823124, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 1, "payload_length": 11, "dcid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[120343, 120343]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[1823124, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 2, "payload_length": 63, "dcid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[1823185, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[1823124, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 3, "dcid": "a2022bb94374448b", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[1823124, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 1798}],
[1823124, 0, "recovery", "metrics_updated", {"cwnd": 93696,"pacing_rate": 514123,"bytes_in_flight": 0,"smoothed_rtt": 1822427,"min_rtt": 1822427,"latest_rtt": 1822427,"app_limited": 1}],
[1823202, 0, "transport", "datagram_received", { "byte_length": 1252}],
[1823202, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 4, "dcid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1823208, 0, "transport", "spin_bit_updated", { "state": true }],
[1823208, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[3, 4]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[1823208, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 1822427}],
[1823208, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2463247, 0, "transport", "datagram_received", { "byte_length": 1332}],
[2463247, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 5, "dcid": "a2022bb94374448b" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2463280, 0, "transport", "datagram_received", { "byte_length": 40}],
[2463280, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 6, "dcid": "a2022bb94374448b" }, "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}]}],
[2463290, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[2463280, 0, "recovery", "metrics_updated", {"pacing_rate": 559483,"bytes_in_flight": 0,"smoothed_rtt": 1674632,"min_rtt": 640072,"latest_rtt": 640072}],
[2463303, 0, "transport", "spin_bit_updated", { "state": false }],
[2463303, 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}]}],
[2463303, 0, "transport", "datagram_sent", { "byte_length": 22}],
[2484210, 0, "transport", "datagram_received", { "byte_length": 41}],
[2484210, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 7, "dcid": "a2022bb94374448b" }, "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}]}],
[13046002, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.250000"}]]}]}
