{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "07e31d2165b640df","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "406504133010"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "40.79.245.19", "port_v4":48768}, "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": 133, "version": "00000001", "payload_length": 1182, "dcid": "07e31d2165b640df" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[730, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[744, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 88, "packet_number": 102882, "payload_length": 66, "scid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 93, "acked_ranges": [[133, 133]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[744, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[73542, 0, "transport", "datagram_received", { "byte_length": 1220}],
[73542, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 134, "payload_length": 1182, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[102882, 102882]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}, { 
    "frame_type": "ping"}]}],
[73566, 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}],
[73574, 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": "9876b06ded044533",
    "original_connection_id": "07e31d2165b640df",
    "stateless_reset_token": "3f05c2fa77002f16f82c3e8c494eac32",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[73825, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 102883, "payload_length": 133, "scid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 35, "acked_ranges": [[133, 134]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[73825, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[73825, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[73837, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[73825, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 210, "packet_number": 1, "payload_length": 189, "scid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 184}]}],
[73825, 0, "transport", "datagram_sent", { "byte_length": 226}],
[75153, 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": "567bdfd7b0a748c386907591012338cc5fd4fbcb675f2cee57757333b0f5ecf230369678c4bb3971eeea1599ea8901cc78ce"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "052584f6fe9e59e2", "reset_token": "2e092d7460b24ef6e4e3274c77046270"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "7eb120eaa12f6c3d", "reset_token": "271d00d57da936d4fad00bd728220b10"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "ccf81a0af266676a", "reset_token": "2777bb945bf64f038d76e155e491022f"}, { 
    "frame_type": "padding"}]}],
[75153, 0, "recovery", "metrics_updated", {"cwnd": 15448,"pacing_rate": 1361424,"bytes_in_flight": 1917,"smoothed_rtt": 72798,"min_rtt": 72798,"latest_rtt": 72798}],
[75153, 0, "transport", "datagram_sent", { "byte_length": 439}],
[77733, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[77733, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3389,"smoothed_rtt": 72798}],
[77733, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[123840, 0, "transport", "datagram_received", { "byte_length": 1220}],
[123840, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 135, "payload_length": 11, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 8, "acked_ranges": [[102883, 102883]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[123840, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 136, "payload_length": 63, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[123947, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[123840, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 137, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[123840, 0, "recovery", "metrics_updated", {"cwnd": 18757,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 64789,"min_rtt": 46107,"latest_rtt": 46107,"app_limited": 1}],
[123969, 0, "transport", "datagram_received", { "byte_length": 1252}],
[123969, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 138, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[123989, 0, "transport", "spin_bit_updated", { "state": true }],
[123989, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[137, 138]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[123989, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 64789}],
[123989, 0, "transport", "datagram_sent", { "byte_length": 55}],
[134408, 0, "transport", "datagram_received", { "byte_length": 1332}],
[134408, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 139, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[135594, 0, "transport", "spin_bit_updated", { "state": false }],
[135594, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 148, "acked_ranges": [[137, 139]]}, { 
    "frame_type": "padding"}]}],
[135594, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 64789}],
[135594, 0, "transport", "datagram_sent", { "byte_length": 55}],
[140918, 0, "transport", "datagram_received", { "byte_length": 1412}],
[140918, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1412, "packet_number": 140, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[142013, 0, "transport", "spin_bit_updated", { "state": true }],
[142013, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[137, 140]]}, { 
    "frame_type": "padding"}]}],
[142013, 0, "recovery", "metrics_updated", {"bytes_in_flight": 165,"smoothed_rtt": 64789}],
[142013, 0, "transport", "datagram_sent", { "byte_length": 55}],
[154298, 0, "transport", "datagram_received", { "byte_length": 37}],
[154298, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 141, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 52, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}]}],
[154298, 0, "recovery", "metrics_updated", {"cwnd": 18835,"bytes_in_flight": 55,"smoothed_rtt": 59028,"min_rtt": 18704,"latest_rtt": 18704}],
[154402, 0, "transport", "datagram_received", { "byte_length": 1440}],
[154402, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 142, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[154411, 0, "transport", "spin_bit_updated", { "state": false }],
[154411, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[140, 142]]}, { 
    "frame_type": "padding"}]}],
[154411, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 59028}],
[154411, 0, "transport", "datagram_sent", { "byte_length": 55}],
[211533, 0, "transport", "datagram_received", { "byte_length": 1440}],
[211533, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 143, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 195, "acked_ranges": [[4, 5]], "ect0": 6, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[211533, 0, "recovery", "metrics_updated", {"cwnd": 18913,"bytes_in_flight": 0,"smoothed_rtt": 57539,"latest_rtt": 47122}],
[212533, 0, "transport", "spin_bit_updated", { "state": true }],
[212533, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 6, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 125, "acked_ranges": [[142, 143]]}, { 
    "frame_type": "padding"}]}],
[212533, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 57539}],
[212533, 0, "transport", "datagram_sent", { "byte_length": 55}],
[268382, 0, "transport", "datagram_received", { "byte_length": 1440}],
[268382, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 144, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[6, 6]], "ect0": 7, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[268382, 0, "recovery", "metrics_updated", {"cwnd": 18952,"bytes_in_flight": 0,"smoothed_rtt": 56077,"latest_rtt": 45849}],
[269383, 0, "transport", "spin_bit_updated", { "state": false }],
[269383, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 7 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 125, "acked_ranges": [[143, 144]]}, { 
    "frame_type": "padding"}]}],
[269383, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 56077}],
[269383, 0, "transport", "datagram_sent", { "byte_length": 55}],
[325578, 0, "transport", "datagram_received", { "byte_length": 1440}],
[325578, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 145, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[7, 7]], "ect0": 8, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[325578, 0, "recovery", "metrics_updated", {"cwnd": 18991,"bytes_in_flight": 0,"smoothed_rtt": 54841,"latest_rtt": 46195}],
[326713, 0, "transport", "spin_bit_updated", { "state": true }],
[326713, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 8, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[144, 145]]}, { 
    "frame_type": "padding"}]}],
[326713, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 54841}],
[326713, 0, "transport", "datagram_sent", { "byte_length": 55}],
[382638, 0, "transport", "datagram_received", { "byte_length": 1440}],
[382638, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 146, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[8, 8]], "ect0": 9, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[382638, 0, "recovery", "metrics_updated", {"cwnd": 19030,"bytes_in_flight": 0,"smoothed_rtt": 53726,"latest_rtt": 45925}],
[383781, 0, "transport", "spin_bit_updated", { "state": false }],
[383781, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 9 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[145, 146]]}, { 
    "frame_type": "padding"}]}],
[383781, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 53726}],
[383781, 0, "transport", "datagram_sent", { "byte_length": 55}],
[439766, 0, "transport", "datagram_received", { "byte_length": 1440}],
[439766, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 147, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[9, 9]], "ect0": 10, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[439766, 0, "recovery", "metrics_updated", {"cwnd": 19069,"bytes_in_flight": 0,"smoothed_rtt": 52758,"latest_rtt": 45985}],
[440903, 0, "transport", "spin_bit_updated", { "state": true }],
[440903, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 10, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[146, 147]]}, { 
    "frame_type": "padding"}]}],
[440903, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 52758}],
[440903, 0, "transport", "datagram_sent", { "byte_length": 55}],
[496709, 0, "transport", "datagram_received", { "byte_length": 1440}],
[496709, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 148, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[10, 10]], "ect0": 11, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[496709, 0, "recovery", "metrics_updated", {"cwnd": 19108,"bytes_in_flight": 0,"smoothed_rtt": 51889,"latest_rtt": 45806}],
[497810, 0, "transport", "spin_bit_updated", { "state": false }],
[497810, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 11 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[147, 148]]}, { 
    "frame_type": "padding"}]}],
[497810, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 51889}],
[497810, 0, "transport", "datagram_sent", { "byte_length": 55}],
[553804, 0, "transport", "datagram_received", { "byte_length": 1440}],
[553804, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 149, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[11, 11]], "ect0": 12, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[553804, 0, "recovery", "metrics_updated", {"cwnd": 19147,"bytes_in_flight": 0,"smoothed_rtt": 51152,"latest_rtt": 45994}],
[554939, 0, "transport", "spin_bit_updated", { "state": true }],
[554939, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 12, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[148, 149]]}, { 
    "frame_type": "padding"}]}],
[554939, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 51152}],
[554939, 0, "transport", "datagram_sent", { "byte_length": 55}],
[610814, 0, "transport", "datagram_received", { "byte_length": 1440}],
[610814, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 150, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[12, 12]], "ect0": 13, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[610814, 0, "recovery", "metrics_updated", {"cwnd": 19186,"bytes_in_flight": 0,"smoothed_rtt": 50492,"latest_rtt": 45875}],
[611920, 0, "transport", "spin_bit_updated", { "state": false }],
[611920, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 13 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[149, 150]]}, { 
    "frame_type": "padding"}]}],
[611920, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 50492}],
[611920, 0, "transport", "datagram_sent", { "byte_length": 55}],
[668021, 0, "transport", "datagram_received", { "byte_length": 1440}],
[668021, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 151, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[13, 13]], "ect0": 14, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[668021, 0, "recovery", "metrics_updated", {"cwnd": 19225,"bytes_in_flight": 0,"smoothed_rtt": 49943,"latest_rtt": 46101}],
[669268, 0, "transport", "spin_bit_updated", { "state": true }],
[669268, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 14, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 155, "acked_ranges": [[150, 151]]}, { 
    "frame_type": "padding"}]}],
[669268, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 49943}],
[669268, 0, "transport", "datagram_sent", { "byte_length": 55}],
[725348, 0, "transport", "datagram_received", { "byte_length": 1440}],
[725348, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 152, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[14, 14]], "ect0": 15, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[725348, 0, "recovery", "metrics_updated", {"cwnd": 19264,"bytes_in_flight": 0,"smoothed_rtt": 49460,"latest_rtt": 46080}],
[726455, 0, "transport", "spin_bit_updated", { "state": false }],
[726455, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 15 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[151, 152]]}, { 
    "frame_type": "padding"}]}],
[726455, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 49460}],
[726455, 0, "transport", "datagram_sent", { "byte_length": 55}],
[782327, 0, "transport", "datagram_received", { "byte_length": 1440}],
[782327, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 153, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[15, 15]], "ect0": 16, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[782327, 0, "recovery", "metrics_updated", {"cwnd": 19303,"bytes_in_flight": 0,"smoothed_rtt": 49011,"latest_rtt": 45872}],
[783484, 0, "transport", "spin_bit_updated", { "state": true }],
[783484, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 16, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[152, 153]]}, { 
    "frame_type": "padding"}]}],
[783484, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 49011}],
[783484, 0, "transport", "datagram_sent", { "byte_length": 55}],
[839354, 0, "transport", "datagram_received", { "byte_length": 1440}],
[839354, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 154, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[16, 16]], "ect0": 17, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[839354, 0, "recovery", "metrics_updated", {"cwnd": 19342,"bytes_in_flight": 0,"smoothed_rtt": 48618,"latest_rtt": 45870}],
[840460, 0, "transport", "spin_bit_updated", { "state": false }],
[840460, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 17 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[153, 154]]}, { 
    "frame_type": "padding"}]}],
[840460, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 48618}],
[840460, 0, "transport", "datagram_sent", { "byte_length": 55}],
[896625, 0, "transport", "datagram_received", { "byte_length": 1440}],
[896625, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 155, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[17, 17]], "ect0": 18, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[896625, 0, "recovery", "metrics_updated", {"cwnd": 19381,"bytes_in_flight": 0,"smoothed_rtt": 48311,"latest_rtt": 46165}],
[897780, 0, "transport", "spin_bit_updated", { "state": true }],
[897780, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 18, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[154, 155]]}, { 
    "frame_type": "padding"}]}],
[897780, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 48311}],
[897780, 0, "transport", "datagram_sent", { "byte_length": 55}],
[953601, 0, "transport", "datagram_received", { "byte_length": 1440}],
[953601, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 156, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[18, 18]], "ect0": 19, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[953601, 0, "recovery", "metrics_updated", {"cwnd": 19420,"bytes_in_flight": 0,"smoothed_rtt": 47999,"latest_rtt": 45821}],
[953628, 0, "transport", "spin_bit_updated", { "state": false }],
[953628, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 19 }, "frames": [{ 
    "frame_type": "ack_frequency", "sequence_number": 1, "packet_tolerance": 3, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "padding"}]}],
[953628, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 47999}],
[953628, 0, "transport", "datagram_sent", { "byte_length": 55}],
[954755, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 20 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[155, 156]]}, { 
    "frame_type": "padding"}]}],
[954755, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 47999}],
[954755, 0, "transport", "datagram_sent", { "byte_length": 55}],
[977554, 0, "transport", "datagram_received", { "byte_length": 38}],
[977554, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 157, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 68, "acked_ranges": [[19, 20]], "ect0": 21, "ect1": 0, "ce": 0}]}],
[977554, 0, "recovery", "metrics_updated", {"cwnd": 19498,"bytes_in_flight": 0,"smoothed_rtt": 44849,"latest_rtt": 22799}],
[1010603, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1010603, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 158, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1010622, 0, "transport", "spin_bit_updated", { "state": true }],
[1010622, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 21, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[156, 158]]}, { 
    "frame_type": "padding"}]}],
[1010622, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 44849}],
[1010622, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1068016, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1068016, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 159, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 202, "acked_ranges": [[21, 21]], "ect0": 22, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1068016, 0, "recovery", "metrics_updated", {"cwnd": 19537,"bytes_in_flight": 0,"smoothed_rtt": 45167,"latest_rtt": 47394}],
[1069133, 0, "transport", "spin_bit_updated", { "state": false }],
[1069133, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 22 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 139, "acked_ranges": [[158, 159]]}, { 
    "frame_type": "padding"}]}],
[1069133, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45167}],
[1069133, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1125283, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1125283, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 160, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[22, 22]], "ect0": 23, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1125283, 0, "recovery", "metrics_updated", {"cwnd": 19576,"bytes_in_flight": 0,"smoothed_rtt": 45289,"latest_rtt": 46150}],
[1126421, 0, "transport", "spin_bit_updated", { "state": true }],
[1126421, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 23, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[159, 160]]}, { 
    "frame_type": "padding"}]}],
[1126421, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45289}],
[1126421, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1182270, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1182270, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 161, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 196, "acked_ranges": [[23, 23]], "ect0": 24, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1182270, 0, "recovery", "metrics_updated", {"cwnd": 19615,"bytes_in_flight": 0,"smoothed_rtt": 45359,"latest_rtt": 45849}],
[1183375, 0, "transport", "spin_bit_updated", { "state": false }],
[1183375, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 24 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[160, 161]]}, { 
    "frame_type": "padding"}]}],
[1183375, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45359}],
[1183375, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1239502, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1239502, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 162, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[24, 24]], "ect0": 25, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1239502, 0, "recovery", "metrics_updated", {"cwnd": 19654,"bytes_in_flight": 0,"smoothed_rtt": 45455,"latest_rtt": 46127}],
[1240658, 0, "transport", "spin_bit_updated", { "state": true }],
[1240658, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 25, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[161, 162]]}, { 
    "frame_type": "padding"}]}],
[1240658, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45455}],
[1240658, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1296601, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1296601, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 163, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[25, 25]], "ect0": 26, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1296601, 0, "recovery", "metrics_updated", {"cwnd": 19693,"bytes_in_flight": 0,"smoothed_rtt": 45516,"latest_rtt": 45943}],
[1297706, 0, "transport", "spin_bit_updated", { "state": false }],
[1297706, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 26 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[162, 163]]}, { 
    "frame_type": "padding"}]}],
[1297706, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45516}],
[1297706, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1353747, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1353747, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 164, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[26, 26]], "ect0": 27, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1353747, 0, "recovery", "metrics_updated", {"cwnd": 19732,"bytes_in_flight": 0,"smoothed_rtt": 45581,"latest_rtt": 46041}],
[1354913, 0, "transport", "spin_bit_updated", { "state": true }],
[1354913, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 27, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 145, "acked_ranges": [[163, 164]]}, { 
    "frame_type": "padding"}]}],
[1354913, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45581}],
[1354913, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1411018, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1411018, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 165, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[27, 27]], "ect0": 28, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1411018, 0, "recovery", "metrics_updated", {"cwnd": 19771,"bytes_in_flight": 0,"smoothed_rtt": 45646,"latest_rtt": 46105}],
[1412134, 0, "transport", "spin_bit_updated", { "state": false }],
[1412134, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 28 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 139, "acked_ranges": [[164, 165]]}, { 
    "frame_type": "padding"}]}],
[1412134, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45646}],
[1412134, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1468292, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1468292, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 166, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[28, 28]], "ect0": 29, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1468292, 0, "recovery", "metrics_updated", {"cwnd": 19810,"bytes_in_flight": 0,"smoothed_rtt": 45710,"latest_rtt": 46158}],
[1469427, 0, "transport", "spin_bit_updated", { "state": true }],
[1469427, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 29, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 141, "acked_ranges": [[165, 166]]}, { 
    "frame_type": "padding"}]}],
[1469427, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45710}],
[1469427, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1525253, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1525253, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 167, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[29, 29]], "ect0": 30, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1525253, 0, "recovery", "metrics_updated", {"cwnd": 19849,"bytes_in_flight": 0,"smoothed_rtt": 45724,"latest_rtt": 45826}],
[1526341, 0, "transport", "spin_bit_updated", { "state": false }],
[1526341, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 30 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[166, 167]]}, { 
    "frame_type": "padding"}]}],
[1526341, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45724}],
[1526341, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1582264, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1582264, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 168, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[30, 30]], "ect0": 31, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1582264, 0, "recovery", "metrics_updated", {"cwnd": 19888,"bytes_in_flight": 0,"smoothed_rtt": 45748,"latest_rtt": 45923}],
[1583402, 0, "transport", "spin_bit_updated", { "state": true }],
[1583402, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 31, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[167, 168]]}, { 
    "frame_type": "padding"}]}],
[1583402, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45748}],
[1583402, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1639880, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1639880, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 169, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 199, "acked_ranges": [[31, 31]], "ect0": 32, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1639880, 0, "recovery", "metrics_updated", {"cwnd": 19927,"bytes_in_flight": 0,"smoothed_rtt": 45839,"latest_rtt": 46478}],
[1641105, 0, "transport", "spin_bit_updated", { "state": false }],
[1641105, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 32 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 153, "acked_ranges": [[168, 169]]}, { 
    "frame_type": "padding"}]}],
[1641105, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 45839}],
[1641105, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1698973, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1698973, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 170, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 204, "acked_ranges": [[32, 32]], "ect0": 33, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1698973, 0, "recovery", "metrics_updated", {"cwnd": 19966,"bytes_in_flight": 0,"smoothed_rtt": 46092,"latest_rtt": 47868}],
[1700405, 0, "transport", "spin_bit_updated", { "state": true }],
[1700405, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 33, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 179, "acked_ranges": [[169, 170]]}, { 
    "frame_type": "padding"}]}],
[1700405, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46092}],
[1700405, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1756649, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1756649, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 171, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 198, "acked_ranges": [[33, 33]], "ect0": 34, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1756649, 0, "recovery", "metrics_updated", {"cwnd": 20005,"bytes_in_flight": 0,"smoothed_rtt": 46111,"latest_rtt": 46244}],
[1757747, 0, "transport", "spin_bit_updated", { "state": false }],
[1757747, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 34 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 137, "acked_ranges": [[170, 171]]}, { 
    "frame_type": "padding"}]}],
[1757747, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46111}],
[1757747, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1813684, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1813684, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 172, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[34, 34]], "ect0": 35, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1813684, 0, "recovery", "metrics_updated", {"cwnd": 20044,"bytes_in_flight": 0,"smoothed_rtt": 46089,"latest_rtt": 45937}],
[1814821, 0, "transport", "spin_bit_updated", { "state": true }],
[1814821, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 35, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[171, 172]]}, { 
    "frame_type": "padding"}]}],
[1814821, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46089}],
[1814821, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1871292, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1871292, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 173, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 199, "acked_ranges": [[35, 35]], "ect0": 36, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1871292, 0, "recovery", "metrics_updated", {"cwnd": 20083,"bytes_in_flight": 0,"smoothed_rtt": 46136,"latest_rtt": 46471}],
[1872398, 0, "transport", "spin_bit_updated", { "state": false }],
[1872398, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 36 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 138, "acked_ranges": [[172, 173]]}, { 
    "frame_type": "padding"}]}],
[1872398, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46136}],
[1872398, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1928265, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1928265, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 174, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[36, 36]], "ect0": 37, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1928265, 0, "recovery", "metrics_updated", {"cwnd": 20122,"bytes_in_flight": 0,"smoothed_rtt": 46102,"latest_rtt": 45867}],
[1929421, 0, "transport", "spin_bit_updated", { "state": true }],
[1929421, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 37, "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 144, "acked_ranges": [[173, 174]]}, { 
    "frame_type": "padding"}]}],
[1929421, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46102}],
[1929421, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1985284, 0, "transport", "datagram_received", { "byte_length": 1440}],
[1985284, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 175, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[37, 37]], "ect0": 38, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1985284, 0, "recovery", "metrics_updated", {"cwnd": 20161,"bytes_in_flight": 0,"smoothed_rtt": 46072,"latest_rtt": 45863}],
[1986375, 0, "transport", "spin_bit_updated", { "state": false }],
[1986375, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 38 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[174, 175]]}, { 
    "frame_type": "padding"}]}],
[1986375, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46072}],
[1986375, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2042276, 0, "transport", "datagram_received", { "byte_length": 1440}],
[2042276, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 176, "dcid": "9876b06ded044533", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[38, 38]], "ect0": 39, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2042276, 0, "recovery", "metrics_updated", {"cwnd": 20200,"bytes_in_flight": 0,"smoothed_rtt": 46050,"latest_rtt": 45901}],
[2043426, 0, "transport", "spin_bit_updated", { "state": true }],
[2043426, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 39, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 143, "acked_ranges": [[175, 176]]}, { 
    "frame_type": "padding"}]}],
[2043426, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46050}],
[2043426, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2099448, 0, "transport", "datagram_received", { "byte_length": 1440}],
[2099448, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1440, "packet_number": 177, "dcid": "9876b06ded044533" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 197, "acked_ranges": [[39, 39]], "ect0": 40, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2099448, 0, "recovery", "metrics_updated", {"cwnd": 20239,"bytes_in_flight": 0,"smoothed_rtt": 46046,"latest_rtt": 46022}],
[2100589, 0, "transport", "spin_bit_updated", { "state": false }],
[2100589, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 40 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 142, "acked_ranges": [[176, 177]]}, { 
    "frame_type": "padding"}]}],
[2100589, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 46046}],
[2100589, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2126490, 0, "transport", "datagram_received", { "byte_length": 41}],
[2126490, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 178, "dcid": "9876b06ded044533", "key_phase": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 79, "acked_ranges": [[40, 40]], "ect0": 41, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[2126560, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[2126490, 0, "recovery", "metrics_updated", {"cwnd": 20278,"bytes_in_flight": 0,"smoothed_rtt": 43527,"latest_rtt": 25901}],
[2126575, 0, "transport", "spin_bit_updated", { "state": true }],
[2126575, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 7, "packet_number": 41, "key_phase": 1 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[2126575, 0, "transport", "datagram_sent", { "byte_length": 23}],
[2126622, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.022727"}]]}]}