{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "f721a8371a9adf43","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "197307494199"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "52.150.28.32", "port_v4":27884}, "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": 250, "version": "00000001", "payload_length": 1182, "dcid": "f721a8371a9adf43" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[138, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[154, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 110594, "payload_length": 65, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 19, "acked_ranges": [[250, 250]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[154, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[250351, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 110594,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 110594,
        "packet_size" : 87}}],
[250351, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 90, "packet_number": 110595, "payload_length": 68, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 56}, { 
    "frame_type": "ack", "ack_delay": 31293, "acked_ranges": [[250, 250]]}]}],
[250351, 0, "transport", "datagram_sent", { "byte_length": 106}],
[284079, 0, "transport", "datagram_received", { "byte_length": 1220}],
[284079, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 251, "payload_length": 1182, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[110594, 110595]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}, { 
    "frame_type": "ping"}]}],
[284105, 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}],
[284114, 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": "8999f909e54d25a9",
    "original_connection_id": "f721a8371a9adf43",
    "stateless_reset_token": "267a1f5893ce7c0ae6548bd2d850f711",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[284382, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 110596, "payload_length": 133, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 37, "acked_ranges": [[250, 251]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[284382, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[284382, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[284414, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[284382, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 211, "packet_number": 1, "payload_length": 190, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 185}]}],
[284382, 0, "transport", "datagram_sent", { "byte_length": 227}],
[285862, 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": "5b4bd999231d47fc483b6bebaee40ed4689c5815bc9cfd17691206f89638c21c248b90328ae2e6d1aeddb616ca1fc8c0125c"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "68769049d44ab5cf", "reset_token": "2ae14cfb678ed226a1ea9793d543d003"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "d224ac39aee34c07", "reset_token": "e3ae128c2fdbc48d3e846a0cacd58234"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "c0ddf0ca3a1549fd", "reset_token": "fe32b41b592f250912147a7f60303d92"}, { 
    "frame_type": "padding"}]}],
[285862, 0, "recovery", "metrics_updated", {"cwnd": 15537,"pacing_rate": 1361424,"bytes_in_flight": 1918,"smoothed_rtt": 33728,"min_rtt": 33728,"latest_rtt": 33728}],
[285862, 0, "transport", "datagram_sent", { "byte_length": 439}],
[288320, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[288320, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3390,"smoothed_rtt": 33728}],
[288320, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[368702, 0, "recovery", "packet_lost", {
    "packet_type" : "initial",
    "packet_number" : 110596,
    "trigger": "timer",
    "header": {
        "packet_type" : "initial",
        "packet_number" : 110596,
        "packet_size" : 155}}],
[368702, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 167, "packet_number": 110597, "payload_length": 145, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "crypto", "offset": 56, "length": 123}, { 
    "frame_type": "ack", "ack_delay": 10577, "acked_ranges": [[250, 251]]}]}],
[368702, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3402,"smoothed_rtt": 33728}],
[368702, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1053, "packet_number": 2, "payload_length": 1032, "scid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[368702, 0, "recovery", "metrics_updated", {"bytes_in_flight": 4471,"smoothed_rtt": 33728}],
[368702, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[381124, 0, "transport", "datagram_received", { "byte_length": 1220}],
[381124, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 252, "payload_length": 11, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[110596, 110596]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[381124, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 253, "payload_length": 63, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[381212, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[381124, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 254, "dcid": "8999f909e54d25a9", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[381124, 0, "recovery", "metrics_updated", {"cwnd": 19900,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 44812,"min_rtt": 12422,"latest_rtt": 92804,"app_limited": 1}],
[381239, 0, "transport", "datagram_received", { "byte_length": 1252}],
[381239, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 255, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[381245, 0, "transport", "spin_bit_updated", { "state": true }],
[381245, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[254, 255]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[381245, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 44812}],
[381245, 0, "transport", "datagram_sent", { "byte_length": 55}],
[412206, 0, "transport", "datagram_received", { "byte_length": 40}],
[412206, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 256, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[412215, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[412206, 0, "recovery", "metrics_updated", {"cwnd": 19939,"bytes_in_flight": 0,"smoothed_rtt": 43080,"latest_rtt": 30961}],
[412222, 0, "transport", "spin_bit_updated", { "state": false }],
[412222, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 3 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[412222, 0, "transport", "datagram_sent", { "byte_length": 22}],
[427951, 0, "transport", "datagram_received", { "byte_length": 41}],
[427951, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 257, "dcid": "8999f909e54d25a9" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[901978, 0, "info", "message", { "message": "Closed. Retrans= 2, spurious= 2, max sp gap = 1, max sp delay = 283925, dg-coal: 1.125000"}]]}]}
