{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "bd3077c40b54d099","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1912610629851"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.182.169.14", "port_v4":40258}, "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": 23, "version": "00000001", "payload_length": 1182, "dcid": "bd3077c40b54d099" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1178}]}],
[83, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 27, "packet_number": 108635, "payload_length": 5, "scid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 10, "acked_ranges": [[23, 23]]}]}],
[83, 0, "transport", "datagram_sent", { "byte_length": 43}],
[182894, 0, "transport", "datagram_received", { "byte_length": 1220}],
[182894, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 25, "payload_length": 1182, "dcid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[108635, 108635]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 1178, "length": 404}, { 
    "frame_type": "ping"}]}],
[182905, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[182907, 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}],
[182910, 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": "057bb96a774fde62",
    "original_connection_id": "bd3077c40b54d099",
    "stateless_reset_token": "cdbd5b10c5f264a56eeb19a8151285ad",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[183108, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 123, "packet_number": 108636, "payload_length": 101, "scid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 26, "acked_ranges": [[25, 25], [23, 23]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[183108, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1097, "packet_number": 0, "payload_length": 1076, "scid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1072}]}],
[183108, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[183320, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[183108, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 178, "packet_number": 1, "payload_length": 157, "scid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1072, "length": 152}]}],
[183108, 0, "transport", "datagram_sent", { "byte_length": 194}],
[184674, 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": "5b7b17ff5e112ca901d741e0c2b998d9a1c34e4cfb340ed141f55fa5aa362094bdd3d85abdd50a672127d66e025cbcf7fb77"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "f2b08c31500a0db5", "reset_token": "53ff653a2c4fd682e47387c7ba4bf8a8"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "5b289d6f7950ab51", "reset_token": "965f975d0458016b2306b7ba284911c3"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "6a18e839c69473e9", "reset_token": "d6d314545cb23fcd9f69f0dc4a19f77d"}, { 
    "frame_type": "padding"}]}],
[184674, 0, "recovery", "metrics_updated", {"cwnd": 15387,"pacing_rate": 1361424,"bytes_in_flight": 1885,"smoothed_rtt": 182811,"min_rtt": 182811,"latest_rtt": 182811}],
[184674, 0, "transport", "datagram_sent", { "byte_length": 439}],
[186829, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[186829, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3357,"smoothed_rtt": 182811}],
[186829, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[294713, 0, "transport", "datagram_received", { "byte_length": 1220}],
[294713, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 26, "payload_length": 11, "dcid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 17, "acked_ranges": [[108636, 108636]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[294713, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 27, "payload_length": 63, "dcid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 15, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[294787, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[294713, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 28, "dcid": "057bb96a774fde62", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[294713, 0, "recovery", "metrics_updated", {"cwnd": 18664,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 158841,"min_rtt": 107884,"latest_rtt": 107884,"app_limited": 1}],
[294806, 0, "transport", "datagram_received", { "byte_length": 1252}],
[294806, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 29, "dcid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[294813, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[294816, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[294822, 0, "transport", "spin_bit_updated", { "state": true }],
[294822, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[28, 29]]}, { 
    "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"}]}],
[294822, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 158841}],
[294822, 0, "transport", "datagram_sent", { "byte_length": 439}],
[382060, 0, "transport", "datagram_received", { "byte_length": 1332}],
[382060, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 30, "dcid": "057bb96a774fde62" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[382115, 0, "transport", "datagram_received", { "byte_length": 40}],
[382115, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 31, "dcid": "057bb96a774fde62" }, "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}]}],
[382121, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[382125, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[382127, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[382115, 0, "recovery", "metrics_updated", {"cwnd": 19087,"bytes_in_flight": 0,"smoothed_rtt": 149897,"min_rtt": 87293,"latest_rtt": 87293}],
[382138, 0, "transport", "spin_bit_updated", { "state": false }],
[382138, 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}]}],
[382138, 0, "transport", "datagram_sent", { "byte_length": 22}],
[432167, 0, "transport", "datagram_received", { "byte_length": 41}],
[432167, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 32, "dcid": "057bb96a774fde62" }, "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}]}],
[1533503, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}
