{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "0bbe297f567adefd","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1100583705250"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.125.176.179", "port_v4":26792}, "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": 0, "version": "00000001", "payload_length": 1182, "dcid": "0bbe297f567adefd" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}]}],
[646, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[654, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 127928, "payload_length": 65, "scid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 81, "acked_ranges": [[0, 0]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[654, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[179801, 0, "transport", "datagram_received", { "byte_length": 1220}],
[179801, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 1, "payload_length": 1182, "dcid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[127928, 127928]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}, { 
    "frame_type": "ping"}]}],
[179821, 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}],
[179828, 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": "79755dc79432c364",
    "original_connection_id": "0bbe297f567adefd",
    "stateless_reset_token": "6db0b44e4c97558a79d67efde6346021",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[180145, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 154, "packet_number": 127929, "payload_length": 132, "scid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 43, "acked_ranges": [[0, 1]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[180145, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1066, "packet_number": 0, "payload_length": 1045, "scid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1041}]}],
[180145, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[180321, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[180145, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 209, "packet_number": 1, "payload_length": 188, "scid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1041, "length": 183}]}],
[180145, 0, "transport", "datagram_sent", { "byte_length": 225}],
[181503, 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": "7f62060c4b9b35089d4d2903b957262d9695612662ce10e0f09673cdc219c356d0cbc9221290307eaff100aeeb4a15003ade"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "5c7fc896fab6f9d7", "reset_token": "7870a0650f83a8e86e0257e67064ce3a"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "cb20c2f7b0d69f05", "reset_token": "a8526182627fe83718c0aba925a83e82"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "32589535597ca920", "reset_token": "5355e76e6bd351d361a7b0b2984b7cf0"}, { 
    "frame_type": "padding"}]}],
[181503, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1916,"smoothed_rtt": 179147,"min_rtt": 179147,"latest_rtt": 179147}],
[181503, 0, "transport", "datagram_sent", { "byte_length": 439}],
[184047, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[184047, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3388,"smoothed_rtt": 179147}],
[184047, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[254630, 0, "transport", "datagram_received", { "byte_length": 1220}],
[254630, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 2, "payload_length": 11, "dcid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 59, "acked_ranges": [[127929, 127929]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[254630, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 3, "payload_length": 63, "dcid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 57, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[254694, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[254630, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 4, "dcid": "79755dc79432c364", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[254630, 0, "recovery", "metrics_updated", {"cwnd": 18755,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 144111,"min_rtt": 70583,"latest_rtt": 70583,"app_limited": 1}],
[254711, 0, "transport", "datagram_received", { "byte_length": 1252}],
[254711, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 5, "dcid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[254719, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[254722, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[254729, 0, "transport", "spin_bit_updated", { "state": true }],
[254729, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[4, 5]]}, { 
    "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"}]}],
[254729, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 144111}],
[254729, 0, "transport", "datagram_sent", { "byte_length": 439}],
[271762, 0, "transport", "datagram_received", { "byte_length": 1332}],
[271762, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 6, "dcid": "79755dc79432c364" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[271860, 0, "transport", "datagram_received", { "byte_length": 40}],
[271860, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 7, "dcid": "79755dc79432c364" }, "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}]}],
[271865, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[271868, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[271869, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[271860, 0, "recovery", "metrics_updated", {"cwnd": 19178,"bytes_in_flight": 0,"smoothed_rtt": 128238,"min_rtt": 17131,"latest_rtt": 17131}],
[271875, 0, "transport", "spin_bit_updated", { "state": false }],
[271875, 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}]}],
[271875, 0, "transport", "datagram_sent", { "byte_length": 22}],
[289734, 0, "transport", "datagram_received", { "byte_length": 41}],
[289734, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 8, "dcid": "79755dc79432c364" }, "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}]}],
[1660272, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}