{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "1a4e1d8adee62de0","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1513684108348"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "48.217.148.80", "port_v4":15725}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":20753}, "ecn" : "Not-ECT"}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 75, "version": "00000001", "payload_length": 1182, "dcid": "1a4e1d8adee62de0" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 560}]}],
[135, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[149, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 93001, "payload_length": 65, "scid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 18, "acked_ranges": [[75, 75]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[149, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[3298, 0, "transport", "datagram_received", { "byte_length": 1220}],
[3298, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 76, "payload_length": 1182, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[93001, 93001]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 560, "length": 528}]}],
[3319, 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,
    "3d7e9f0bca12fea6": ""}],
[3328, 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": "2a5c44ef3e01d386",
    "original_connection_id": "1a4e1d8adee62de0",
    "stateless_reset_token": "0476788ff06af6ab3a74c94e9ae68879",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[3597, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 93002, "payload_length": 133, "scid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 37, "acked_ranges": [[75, 76]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[3597, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[3597, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[3609, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[3597, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 211, "packet_number": 1, "payload_length": 190, "scid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 185}]}],
[3597, 0, "transport", "datagram_sent", { "byte_length": 227}],
[7018, 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": "423fee83798a457bc8aba705e87ba52c1d7e4ea2520f523a487c4748b9cf2ffc675208d38ceef9605fc084a0f5135282d9e4"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "273cf5eb20be126f", "reset_token": "8c09e629f216b9a2d91687f6e25c665e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "ee6b865cfef2f98e", "reset_token": "2fc8f5c95902031fef0cb8c14e0c3a4e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "bb4242e13b38a19b", "reset_token": "1a3f86c4b35cc45428dfd39d5a648dbf"}, { 
    "frame_type": "padding"}]}],
[7018, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 3180692,"bytes_in_flight": 1918,"smoothed_rtt": 3149,"min_rtt": 3149,"latest_rtt": 3149}],
[7018, 0, "transport", "datagram_sent", { "byte_length": 439}],
[7223, 0, "transport", "datagram_received", { "byte_length": 1252}],
[7223, 0, "transport", "packet_buffered", {
    "type" : "1RTT",
    "trigger": "keys_unavailable"}],
[7279, 0, "transport", "datagram_received", { "byte_length": 1220}],
[7279, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 78, "payload_length": 11, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[93002, 93002]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[7279, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 79, "payload_length": 63, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[7315, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[7279, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 80, "dcid": "2a5c44ef3e01d386", "key_phase": 0 }, "frames": [{ 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[7324, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[7327, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[7279, 0, "recovery", "metrics_updated", {"cwnd": 16878,"pacing_rate": 7880409,"bytes_in_flight": 439,"smoothed_rtt": 3273,"latest_rtt": 3682,"app_limited": 1}],
[7335, 0, "transport", "datagram_received", { "byte_length": 1252}],
[7335, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 77, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[7335, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 7, "acked_ranges": [[80, 80], [77, 77]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 386, "fin": true , "begins_with": "3c21444f43545950"}, { 
    "frame_type": "padding"}]}],
[7335, 0, "recovery", "metrics_updated", {"bytes_in_flight": 878,"smoothed_rtt": 3273}],
[7335, 0, "transport", "datagram_sent", { "byte_length": 439}],
[7335, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[7335, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2350,"smoothed_rtt": 3273}],
[7335, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[9522, 0, "transport", "datagram_received", { "byte_length": 1332}],
[9522, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 81, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[9538, 0, "transport", "datagram_received", { "byte_length": 37}],
[9538, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 82, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}]}],
[9545, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[9549, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[9538, 0, "recovery", "metrics_updated", {"cwnd": 19180,"pacing_rate": 13504587,"bytes_in_flight": 0,"smoothed_rtt": 3139,"min_rtt": 2203,"latest_rtt": 2203}],
[9556, 0, "transport", "spin_bit_updated", { "state": true }],
[9556, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[81, 82]]}, { 
    "frame_type": "reset_stream", "stream_id": 0, "error_code": 1, "final_size": 386}, { 
    "frame_type": "padding"}]}],
[9556, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 3139}],
[9556, 0, "transport", "datagram_sent", { "byte_length": 55}],
[9631, 0, "transport", "datagram_received", { "byte_length": 32}],
[9631, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 32, "packet_number": 83, "dcid": "2a5c44ef3e01d386" }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[9637, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[9642, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 4 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[9642, 0, "transport", "datagram_sent", { "byte_length": 22}],
[152180, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.142857"}]]}]}