{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "b1cbc8f5764f5c71","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1629792847332"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.106.191.113", "port_v4":16785}, "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": 252, "version": "00000001", "payload_length": 1182, "dcid": "b1cbc8f5764f5c71" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 551}]}],
[146, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[159, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 92068, "payload_length": 65, "scid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 19, "acked_ranges": [[252, 252]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[159, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[3681, 0, "transport", "datagram_received", { "byte_length": 1220}],
[3681, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 253, "payload_length": 1182, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[92068, 92068]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 551, "length": 519}]}],
[3699, 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}],
[3708, 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": "da95d5661e364e17",
    "original_connection_id": "b1cbc8f5764f5c71",
    "stateless_reset_token": "793276d236dc6ad9fbe6609e98d1f7ea",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[3981, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 92069, "payload_length": 133, "scid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 37, "acked_ranges": [[252, 253]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[3981, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[3981, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[3993, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[3981, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 210, "packet_number": 1, "payload_length": 189, "scid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 184}]}],
[3981, 0, "transport", "datagram_sent", { "byte_length": 226}],
[7193, 0, "transport", "datagram_received", { "byte_length": 1220}],
[7193, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 254, "payload_length": 11, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[92069, 92069]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[7193, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1171, "packet_number": 255, "payload_length": 1134, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[7282, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[7289, 0, "transport", "datagram_received", { "byte_length": 1252}],
[7289, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 256, "dcid": "da95d5661e364e17", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[7297, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[7301, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[7289, 0, "recovery", "metrics_updated", {"cwnd": 16877,"pacing_rate": 8203112,"smoothed_rtt": 3449,"min_rtt": 3212,"latest_rtt": 3212,"app_limited": 1}],
[7309, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 807, "packet_number": 0, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[256, 256]]}, { 
    "frame_type": "new_token", "new_token": "77531ea16b0e3e43174b72faee826c4bd96cc28012fdc250a81c4e1da114e045129c23267d241ed241347a943dd33ece795c"}, { 
    "frame_type": "crypto", "offset": 0, "length": 165}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "2e87bcc1bfa999e3", "reset_token": "90152123f08b6d38541253dde6485d9f"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "5650c7dd1f0d35e5", "reset_token": "826d27697ce7a878b1c8f65b1125e2fc"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "268632fff511b088", "reset_token": "d15954973d9ba660c3a65fa675948bf5"}, { 
    "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"}]}],
[7309, 0, "recovery", "metrics_updated", {"bytes_in_flight": 823,"smoothed_rtt": 3449}],
[7309, 0, "transport", "datagram_sent", { "byte_length": 823}],
[7309, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[7309, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2295,"smoothed_rtt": 3449}],
[7309, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[9439, 0, "transport", "datagram_received", { "byte_length": 37}],
[9439, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 257, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[9450, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[9453, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[9439, 0, "recovery", "metrics_updated", {"cwnd": 19140,"pacing_rate": 14906329,"bytes_in_flight": 0,"smoothed_rtt": 3284,"min_rtt": 2130,"latest_rtt": 2130}],
[9472, 0, "transport", "datagram_received", { "byte_length": 1332}],
[9472, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 258, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[9477, 0, "transport", "spin_bit_updated", { "state": true }],
[9477, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[256, 258]]}, { 
    "frame_type": "reset_stream", "stream_id": 0, "error_code": 1, "final_size": 386}, { 
    "frame_type": "padding"}]}],
[9477, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 3284}],
[9477, 0, "transport", "datagram_sent", { "byte_length": 55}],
[9606, 0, "transport", "datagram_received", { "byte_length": 32}],
[9606, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 32, "packet_number": 259, "dcid": "da95d5661e364e17" }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[9611, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[9616, 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}]}],
[9616, 0, "transport", "datagram_sent", { "byte_length": 22}],
[153413, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}