{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "ee4bb46db141b48b","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1110498306185"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.186.239.64", "port_v4":7453}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":21009}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 243, "version": "00000001", "payload_length": 1130, "dcid": "ee4bb46db141b48b", "token": "a46cc4bec727c5ef3fa425fb152d956f2733ac0a126f1a2084527d81ec66be83b26514cf96a324bd0886a1af0871f500bbf62e29" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 426}]}],
[109, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[111, 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}],
[116, 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": "5976335d46e748f7",
    "original_connection_id": "647b184062d38fe5",
    "retry_connection_id": "ee4bb46db141b48b",
    "stateless_reset_token": "c23f03a411cc29001ec19b34989ba0c4",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[515, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 156, "packet_number": 120207, "payload_length": 134, "scid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 64, "acked_ranges": [[243, 243]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 123}]}],
[515, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1064, "packet_number": 0, "payload_length": 1043, "scid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1039}]}],
[515, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[525, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[515, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 221, "packet_number": 1, "payload_length": 200, "scid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1039, "length": 195}]}],
[515, 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": "e0cb16f0d6431cd9bbb4cea273f134e9375ccd5e80eb22ae87dae638cb85f0b9d19032ffff4bc8ac509e743c33ec9479539f"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "6385a575146fc68f", "reset_token": "535188af0a7cd6bcd119eabe4564c106"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "22e6937efdd6c83c", "reset_token": "d5db6901ee84de836cfe80af8d632144"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "959c239267888a3f", "reset_token": "90c0ec6c640ddfec32183dbf65f011a1"}, { 
    "frame_type": "padding"}]}],
[515, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1928}],
[515, 0, "transport", "datagram_sent", { "byte_length": 676}],
[515, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[515, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3400}],
[515, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[33678, 0, "transport", "datagram_received", { "byte_length": 1220}],
[33678, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 244, "payload_length": 11, "dcid": "5976335d46e748f7", "token": "a46cc4bec727c5ef3fa425fb152d956f2733ac0a126f1a2084527d81ec66be83b26514cf96a324bd0886a1af0871f500bbf62e29" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[120207, 120207]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[33678, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 245, "payload_length": 63, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[33748, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[33678, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1019, "packet_number": 246, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[33678, 0, "recovery", "metrics_updated", {"cwnd": 18680,"pacing_rate": 2196195,"bytes_in_flight": 0,"smoothed_rtt": 33163,"min_rtt": 33163,"latest_rtt": 33163,"app_limited": 1}],
[33766, 0, "transport", "datagram_received", { "byte_length": 1252}],
[33766, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 247, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[33772, 0, "transport", "spin_bit_updated", { "state": true }],
[33772, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[246, 247]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[33772, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 33163}],
[33772, 0, "transport", "datagram_sent", { "byte_length": 55}],
[65165, 0, "transport", "datagram_received", { "byte_length": 1332}],
[65165, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 248, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[66242, 0, "transport", "spin_bit_updated", { "state": false }],
[66242, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 134, "acked_ranges": [[246, 248]]}, { 
    "frame_type": "padding"}]}],
[66242, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 33163}],
[66242, 0, "transport", "datagram_sent", { "byte_length": 55}],
[81494, 0, "transport", "datagram_received", { "byte_length": 37}],
[81494, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 249, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 63, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[81494, 0, "recovery", "metrics_updated", {"cwnd": 18719,"bytes_in_flight": 55,"smoothed_rtt": 33732,"latest_rtt": 37722}],
[97569, 0, "transport", "datagram_received", { "byte_length": 1412}],
[97569, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1412, "packet_number": 250, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[97583, 0, "transport", "spin_bit_updated", { "state": true }],
[97583, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[248, 250]]}, { 
    "frame_type": "padding"}]}],
[97583, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 33732}],
[97583, 0, "transport", "datagram_sent", { "byte_length": 55}],
[130154, 0, "transport", "datagram_received", { "byte_length": 1440}],
[130154, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 251, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[131253, 0, "transport", "spin_bit_updated", { "state": false }],
[131253, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[248, 251]]}, { 
    "frame_type": "padding"}]}],
[131253, 0, "recovery", "metrics_updated", {"bytes_in_flight": 165,"smoothed_rtt": 33732}],
[131253, 0, "transport", "datagram_sent", { "byte_length": 55}],
[219587, 0, "transport", "datagram_received", { "byte_length": 1440}],
[219587, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 252, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 222, "acked_ranges": [[3, 5]], "ect0": 6, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[219587, 0, "recovery", "metrics_updated", {"cwnd": 18836,"bytes_in_flight": 0,"smoothed_rtt": 39307,"latest_rtt": 78334}],
[220726, 0, "transport", "spin_bit_updated", { "state": true }],
[220726, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 6, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[251, 252]]}, { 
    "frame_type": "padding"}]}],
[220726, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 39307}],
[220726, 0, "transport", "datagram_sent", { "byte_length": 55}],
[302289, 0, "transport", "datagram_received", { "byte_length": 1440}],
[302289, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 253, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[6, 6]], "ect0": 7, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[302289, 0, "recovery", "metrics_updated", {"cwnd": 18875,"bytes_in_flight": 0,"smoothed_rtt": 43339,"latest_rtt": 71563}],
[303380, 0, "transport", "spin_bit_updated", { "state": false }],
[303380, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 7 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[252, 253]]}, { 
    "frame_type": "padding"}]}],
[303380, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 43339}],
[303380, 0, "transport", "datagram_sent", { "byte_length": 55}],
[394255, 0, "transport", "datagram_received", { "byte_length": 1440}],
[394255, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 254, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 232, "acked_ranges": [[7, 7]], "ect0": 8, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[394255, 0, "recovery", "metrics_updated", {"cwnd": 18914,"bytes_in_flight": 0,"smoothed_rtt": 48031,"latest_rtt": 80875}],
[395255, 0, "transport", "spin_bit_updated", { "state": true }],
[395255, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 8, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 125, "acked_ranges": [[253, 254]]}, { 
    "frame_type": "padding"}]}],
[395255, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 48031}],
[395255, 0, "transport", "datagram_sent", { "byte_length": 55}],
[483601, 0, "transport", "datagram_received", { "byte_length": 1440}],
[483601, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 255, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 222, "acked_ranges": [[8, 8]], "ect0": 9, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[483601, 0, "recovery", "metrics_updated", {"cwnd": 18953,"bytes_in_flight": 0,"smoothed_rtt": 51820,"latest_rtt": 78346}],
[484601, 0, "transport", "spin_bit_updated", { "state": false }],
[484601, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 9 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 125, "acked_ranges": [[254, 255]]}, { 
    "frame_type": "padding"}]}],
[484601, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 51820}],
[484601, 0, "transport", "datagram_sent", { "byte_length": 55}],
[566506, 0, "transport", "datagram_received", { "byte_length": 1440}],
[566506, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 256, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[9, 9]], "ect0": 10, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[566506, 0, "recovery", "metrics_updated", {"cwnd": 18992,"bytes_in_flight": 0,"smoothed_rtt": 54330,"latest_rtt": 71905}],
[567809, 0, "transport", "spin_bit_updated", { "state": true }],
[567809, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 10, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 162, "acked_ranges": [[255, 256]]}, { 
    "frame_type": "padding"}]}],
[567809, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 54330}],
[567809, 0, "transport", "datagram_sent", { "byte_length": 55}],
[662519, 0, "transport", "datagram_received", { "byte_length": 1440}],
[662519, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 257, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 247, "acked_ranges": [[10, 10]], "ect0": 11, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[662519, 0, "recovery", "metrics_updated", {"cwnd": 19031,"bytes_in_flight": 0,"smoothed_rtt": 58127,"latest_rtt": 84710}],
[663621, 0, "transport", "spin_bit_updated", { "state": false }],
[663621, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 11 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[256, 257]]}, { 
    "frame_type": "padding"}]}],
[663621, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 58127}],
[663621, 0, "transport", "datagram_sent", { "byte_length": 55}],
[756748, 0, "transport", "datagram_received", { "byte_length": 1440}],
[756748, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 258, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 241, "acked_ranges": [[11, 11]], "ect0": 12, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[756748, 0, "recovery", "metrics_updated", {"cwnd": 19070,"bytes_in_flight": 0,"smoothed_rtt": 61252,"latest_rtt": 83127}],
[757910, 0, "transport", "spin_bit_updated", { "state": true }],
[757910, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 12, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 145, "acked_ranges": [[257, 258]]}, { 
    "frame_type": "padding"}]}],
[757910, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 61252}],
[757910, 0, "transport", "datagram_sent", { "byte_length": 55}],
[842334, 0, "transport", "datagram_received", { "byte_length": 1440}],
[842334, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 259, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 207, "acked_ranges": [[12, 12]], "ect0": 13, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[842334, 0, "recovery", "metrics_updated", {"cwnd": 19109,"bytes_in_flight": 0,"smoothed_rtt": 62898,"latest_rtt": 74424}],
[843444, 0, "transport", "spin_bit_updated", { "state": false }],
[843444, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 13 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[258, 259]]}, { 
    "frame_type": "padding"}]}],
[843444, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 62898}],
[843444, 0, "transport", "datagram_sent", { "byte_length": 55}],
[929907, 0, "transport", "datagram_received", { "byte_length": 1440}],
[929907, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 260, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 215, "acked_ranges": [[13, 13]], "ect0": 14, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[929907, 0, "recovery", "metrics_updated", {"cwnd": 19148,"bytes_in_flight": 0,"smoothed_rtt": 64593,"latest_rtt": 76463}],
[931052, 0, "transport", "spin_bit_updated", { "state": true }],
[931052, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 14, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 143, "acked_ranges": [[259, 260]]}, { 
    "frame_type": "padding"}]}],
[931052, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 64593}],
[931052, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1016857, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1016857, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 261, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 212, "acked_ranges": [[14, 14]], "ect0": 15, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1016857, 0, "recovery", "metrics_updated", {"cwnd": 19187,"bytes_in_flight": 0,"smoothed_rtt": 65994,"latest_rtt": 75805}],
[1017954, 0, "transport", "spin_bit_updated", { "state": false }],
[1017954, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 15 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[260, 261]]}, { 
    "frame_type": "padding"}]}],
[1017954, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 65994}],
[1017954, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1102116, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1102116, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 262, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 205, "acked_ranges": [[15, 15]], "ect0": 16, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1102116, 0, "recovery", "metrics_updated", {"cwnd": 19226,"bytes_in_flight": 0,"smoothed_rtt": 67015,"latest_rtt": 74162}],
[1103300, 0, "transport", "spin_bit_updated", { "state": true }],
[1103300, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 16, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 148, "acked_ranges": [[261, 262]]}, { 
    "frame_type": "padding"}]}],
[1103300, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 67015}],
[1103300, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1193728, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1193728, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 263, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 230, "acked_ranges": [[16, 16]], "ect0": 17, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1193728, 0, "recovery", "metrics_updated", {"cwnd": 19265,"bytes_in_flight": 0,"smoothed_rtt": 68691,"latest_rtt": 80428}],
[1194833, 0, "transport", "spin_bit_updated", { "state": false }],
[1194833, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 17 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[262, 263]]}, { 
    "frame_type": "padding"}]}],
[1194833, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 68691}],
[1194833, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1283109, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1283109, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 264, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 222, "acked_ranges": [[17, 17]], "ect0": 18, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1283109, 0, "recovery", "metrics_updated", {"cwnd": 19304,"bytes_in_flight": 0,"smoothed_rtt": 69889,"latest_rtt": 78276}],
[1284245, 0, "transport", "spin_bit_updated", { "state": true }],
[1284245, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 18, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[263, 264]]}, { 
    "frame_type": "padding"}]}],
[1284245, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 69889}],
[1284245, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1370542, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1370542, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 265, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 214, "acked_ranges": [[18, 18]], "ect0": 19, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1370542, 0, "recovery", "metrics_updated", {"cwnd": 19343,"bytes_in_flight": 0,"smoothed_rtt": 70690,"latest_rtt": 76297}],
[1371739, 0, "transport", "spin_bit_updated", { "state": false }],
[1371739, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 19 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 149, "acked_ranges": [[264, 265]]}, { 
    "frame_type": "padding"}]}],
[1371739, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 70690}],
[1371739, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1461337, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1461337, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 266, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 227, "acked_ranges": [[19, 19]], "ect0": 20, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1461337, 0, "recovery", "metrics_updated", {"cwnd": 19382,"bytes_in_flight": 0,"smoothed_rtt": 71803,"latest_rtt": 79598}],
[1462567, 0, "transport", "spin_bit_updated", { "state": true }],
[1462567, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 20, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 153, "acked_ranges": [[265, 266]]}, { 
    "frame_type": "padding"}]}],
[1462567, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 71803}],
[1462567, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1544014, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1544014, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 267, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 195, "acked_ranges": [[20, 20]], "ect0": 21, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1544014, 0, "recovery", "metrics_updated", {"cwnd": 19421,"bytes_in_flight": 0,"smoothed_rtt": 71758,"latest_rtt": 71447}],
[1545491, 0, "transport", "spin_bit_updated", { "state": false }],
[1545491, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 21 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 184, "acked_ranges": [[266, 267]]}, { 
    "frame_type": "padding"}]}],
[1545491, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 71758}],
[1545491, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1627558, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1627558, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 268, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[21, 21]], "ect0": 22, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1627558, 0, "recovery", "metrics_updated", {"cwnd": 19460,"bytes_in_flight": 0,"smoothed_rtt": 71796,"latest_rtt": 72067}],
[1628766, 0, "transport", "spin_bit_updated", { "state": true }],
[1628766, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 22, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 151, "acked_ranges": [[267, 268]]}, { 
    "frame_type": "padding"}]}],
[1628766, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 71796}],
[1628766, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1711153, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1711153, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 269, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 199, "acked_ranges": [[22, 22]], "ect0": 23, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1711153, 0, "recovery", "metrics_updated", {"cwnd": 19499,"bytes_in_flight": 0,"smoothed_rtt": 71869,"latest_rtt": 72387}],
[1712323, 0, "transport", "spin_bit_updated", { "state": false }],
[1712323, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 23 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 146, "acked_ranges": [[268, 269]]}, { 
    "frame_type": "padding"}]}],
[1712323, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 71869}],
[1712323, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1796911, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1796911, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 270, "dcid": "5976335d46e748f7", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 207, "acked_ranges": [[23, 23]], "ect0": 24, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1796911, 0, "recovery", "metrics_updated", {"cwnd": 19538,"bytes_in_flight": 0,"smoothed_rtt": 72208,"latest_rtt": 74588}],
[1798035, 0, "transport", "spin_bit_updated", { "state": true }],
[1798035, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 24, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 140, "acked_ranges": [[269, 270]]}, { 
    "frame_type": "padding"}]}],
[1798035, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 72208}],
[1798035, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1883839, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1883839, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 271, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 212, "acked_ranges": [[24, 24]], "ect0": 25, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1883839, 0, "recovery", "metrics_updated", {"cwnd": 19577,"bytes_in_flight": 0,"smoothed_rtt": 72657,"latest_rtt": 75804}],
[1884905, 0, "transport", "spin_bit_updated", { "state": false }],
[1884905, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 25 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 133, "acked_ranges": [[270, 271]]}, { 
    "frame_type": "padding"}]}],
[1884905, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 72657}],
[1884905, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1970666, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1970666, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 272, "dcid": "5976335d46e748f7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 212, "acked_ranges": [[25, 25]], "ect0": 26, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1970666, 0, "recovery", "metrics_updated", {"cwnd": 19616,"bytes_in_flight": 0,"smoothed_rtt": 73045,"latest_rtt": 75761}],
[1971794, 0, "transport", "spin_bit_updated", { "state": true }],
[1971794, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 26, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[271, 272]]}, { 
    "frame_type": "padding"}]}],
[1971794, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 73045}],
[1971794, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2048979, 0, "transport", "datagram_received", { "byte_length": 41}],
[2048979, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 273, "dcid": "5976335d46e748f7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 179, "acked_ranges": [[26, 26]], "ect0": 27, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[2048991, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[2048979, 0, "recovery", "metrics_updated", {"cwnd": 19655,"bytes_in_flight": 0,"smoothed_rtt": 72312,"latest_rtt": 67185}],
[2049002, 0, "transport", "spin_bit_updated", { "state": false }],
[2049002, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 7, "packet_number": 27 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[2049002, 0, "transport", "datagram_sent", { "byte_length": 23}],
[2049033, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.035714"}]]}]}
