{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "fe499c14d682242e","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "309224226445"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.190.119.101", "port_v4":26560}, "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": 14, "version": "00000001", "payload_length": 1182, "dcid": "fe499c14d682242e" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 313}]}],
[112, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[114, 0, "transport", "parameters_set", {
    "owner": "remote",
    "idle_timeout" : 10000,
    "max_packet_size" : 1472,
    "initial_max_data" : 16777216,
    "initial_max_stream_data_bidi_local" : 65536,
    "initial_max_stream_data_bidi_remote" : 65536,
    "initial_max_stream_data_uni" : 65536,
    "initial_max_streams_uni" : 3,
    "ack_delay_exponent" : 8,
    "max_ack_delay" : 26,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 1000}],
[120, 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": "a2ba5b782adeb8b4",
    "original_connection_id": "fe499c14d682242e",
    "stateless_reset_token": "1b4a096f0b25780559f1ba10da6ca6fd",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[355, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 121, "packet_number": 104889, "payload_length": 99, "scid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 44, "acked_ranges": [[14, 14]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[355, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1099, "packet_number": 0, "payload_length": 1078, "scid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1074}]}],
[355, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[367, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[355, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 175, "packet_number": 1, "payload_length": 154, "scid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1074, "length": 149}]}],
[355, 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": "69227367780644ed36580680db1035c372e87bf67abaa0283b7a0ea7dfc184620489aa802e33c611f6593c8bf17f6cd77a68"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "5b92d39e9d6125ae", "reset_token": "cb6c353e49005748321656550e76202d"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "08dadd8647c0320f", "reset_token": "1c44543282fcfe72681f62b81a879381"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "dfa51fc5d7e3b4c5", "reset_token": "46dc6f2769ca3e2f3b61ed51c1bba507"}, { 
    "frame_type": "padding"}]}],
[355, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1882}],
[355, 0, "transport", "datagram_sent", { "byte_length": 630}],
[355, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[355, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3354}],
[355, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[2948930, 0, "transport", "datagram_received", { "byte_length": 1220}],
[2948930, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 15, "payload_length": 11, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[104889, 104889]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[2948930, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 16, "payload_length": 63, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[2948996, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[2948930, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 17, "dcid": "a2ba5b782adeb8b4", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[2948930, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 1110}],
[2948930, 0, "recovery", "metrics_updated", {"cwnd": 93696,"pacing_rate": 317763,"bytes_in_flight": 0,"smoothed_rtt": 2948575,"min_rtt": 2948575,"latest_rtt": 2948575,"app_limited": 1}],
[2949014, 0, "transport", "datagram_received", { "byte_length": 1252}],
[2949014, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 18, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2949020, 0, "transport", "spin_bit_updated", { "state": true }],
[2949020, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[17, 18]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[2949020, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 2948575}],
[2949020, 0, "transport", "datagram_sent", { "byte_length": 55}],
[3689738, 0, "transport", "datagram_received", { "byte_length": 1332}],
[3689738, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 19, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[3690821, 0, "transport", "spin_bit_updated", { "state": false }],
[3690821, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 135, "acked_ranges": [[17, 19]]}, { 
    "frame_type": "padding"}]}],
[3690821, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 2948575}],
[3690821, 0, "transport", "datagram_sent", { "byte_length": 55}],
[3700571, 0, "transport", "datagram_received", { "byte_length": 37}],
[3700571, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 20, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 42, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[3700571, 0, "recovery", "metrics_updated", {"pacing_rate": 350403,"bytes_in_flight": 55,"smoothed_rtt": 2673947,"min_rtt": 751551,"latest_rtt": 751551}],
[3704769, 0, "transport", "datagram_received", { "byte_length": 38}],
[3704769, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 21, "dcid": "5b92d39e9d6125ae" }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "8c319b8414d983d4"}]}],
[3704811, 0, "transport", "datagram_received", { "byte_length": 99}],
[3704811, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 99, "packet_number": 23, "dcid": "5b92d39e9d6125ae" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[3704811, 0, "recovery", "metrics_updated", {"pacing_rate": 400149,"bytes_in_flight": 0,"smoothed_rtt": 2341452,"min_rtt": 13990,"latest_rtt": 13990}],
[3704853, 0, "transport", "datagram_received", { "byte_length": 38, "addr_from" : {"ip_v4": "172.190.119.101", "port_v4":26305}}],
[3704853, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 38, "packet_number": 22, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "735d634d91eb611c"}]}],
[3704889, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4 }, "frames": [{ 
    "frame_type": "path_response", "path_response": "8c319b8414d983d4"}, { 
    "frame_type": "ack", "ack_delay": 9, "acked_ranges": [[19, 23]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 1, "packet_tolerance": 8, "max_ack_delay": 3497, "reordering_threshold": 0}, { 
    "frame_type": "padding"}]}],
[3704889, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 2341452}],
[3704889, 0, "transport", "datagram_sent", { "byte_length": 55, "addr_to" : {"ip_v4": "172.190.119.101", "port_v4":26560}}],
[3704889, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 5 }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "ccdd4f7ac1ea8ff2"}, { 
    "frame_type": "path_response", "path_response": "735d634d91eb611c"}, { 
    "frame_type": "padding"}]}],
[3704889, 0, "recovery", "metrics_updated", {"bytes_in_flight": 110,"smoothed_rtt": 2341452}],
[3955177, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 6 }, "frames": [{ 
    "frame_type": "path_challenge", "path_challenge": "7a236ccdb785c6f8"}, { 
    "frame_type": "padding"}]}],
[3955177, 0, "recovery", "metrics_updated", {"bytes_in_flight": 165,"smoothed_rtt": 2341452}],
[5955182, 0, "info", "message", { "message": "Reset path 0 MTU after 0 retransmissions, 1MTU losses, Timer mode : 1"}],
[5955177, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 4,
    "trigger": "timer",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 4,
        "packet_size" : 39}}],
[5955177, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 7 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[5955177, 0, "recovery", "congestion_state_updated", {"old": "7","new": "393223","cc_param": 1110}],
[5955177, 0, "recovery", "metrics_updated", {"cwnd": 1417,"bytes_in_flight": 1472,"smoothed_rtt": 2341452}],
[5955177, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[13704865, 0, "transport", "datagram_received", { "byte_length": 49, "addr_from" : {"ip_v4": "172.190.119.101", "port_v4":26305}}],
[13704865, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 49, "packet_number": 24, "dcid": "a2ba5b782adeb8b4" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 38077, "acked_ranges": [[5, 6], [2, 3]], "ect0": 6, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}, { 
    "frame_type": "padding"}]}],
[13704892, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[13704935, 0, "transport", "spin_bit_updated", { "state": true }],
[13704935, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 8 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[13704935, 0, "transport", "datagram_sent", { "byte_length": 22, "addr_to" : {"ip_v4": "172.190.119.101", "port_v4":26560}}],
[26950837, 0, "info", "message", { "message": "Closed. Retrans= 1, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 0.888889"}]]}]}
