{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "29baf2ebe1744805","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1887807745128"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "48.217.251.97", "port_v4":15425}, "addr_to" : {"ip_v4": "172.31.61.32", "port_v4":21009}}],
[0, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 224, "version": "00000001", "payload_length": 1130, "dcid": "29baf2ebe1744805", "token": "baf7b717830e5b3b6a23224f67083bd6855d8d07a4fd90ad640e7ca3bc5c3ff2040ae204db0dba369be5038170107ea5074cbfa3" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 551}]}],
[161, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[177, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 127072, "payload_length": 65, "scid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 22, "acked_ranges": [[224, 224]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[177, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[2754, 0, "transport", "datagram_received", { "byte_length": 1220}],
[2754, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 225, "payload_length": 1130, "dcid": "726b12eca43a4371", "token": "baf7b717830e5b3b6a23224f67083bd6855d8d07a4fd90ad640e7ca3bc5c3ff2040ae204db0dba369be5038170107ea5074cbfa3" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[127072, 127072]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 551, "length": 519}]}],
[2776, 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}],
[2785, 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": "726b12eca43a4371",
    "original_connection_id": "ff10ab9408277bec",
    "retry_connection_id": "29baf2ebe1744805",
    "stateless_reset_token": "588ca3e1e8bca679cbf126b807acf56a",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[3078, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 127073, "payload_length": 133, "scid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 40, "acked_ranges": [[224, 225]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[3078, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[3078, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[3091, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[3078, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 219, "packet_number": 1, "payload_length": 198, "scid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 193}]}],
[3078, 0, "transport", "datagram_sent", { "byte_length": 235}],
[6034, 0, "transport", "datagram_received", { "byte_length": 1220}],
[6034, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 226, "payload_length": 11, "dcid": "726b12eca43a4371", "token": "baf7b717830e5b3b6a23224f67083bd6855d8d07a4fd90ad640e7ca3bc5c3ff2040ae204db0dba369be5038170107ea5074cbfa3" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[127073, 127073]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[6034, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1119, "packet_number": 227, "payload_length": 1082, "dcid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[6089, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[6095, 0, "transport", "datagram_received", { "byte_length": 1252}],
[6095, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 228, "dcid": "726b12eca43a4371", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[6102, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[6105, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[6095, 0, "recovery", "metrics_updated", {"cwnd": 16886,"pacing_rate": 9621517,"smoothed_rtt": 2665,"min_rtt": 2577,"latest_rtt": 2956,"app_limited": 1}],
[6113, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 807, "packet_number": 0, "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[228, 228]]}, { 
    "frame_type": "new_token", "new_token": "cbdbe18fe67e3165232213e5e5a84c7b703490fb3c8dbb183393ff00bee77830fd26fc4f6eae674d1e6a76b4eff0185c0e48"}, { 
    "frame_type": "crypto", "offset": 0, "length": 165}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "f191ab0075082649", "reset_token": "87a2770c0fcfe75095bea096bf1c8a0d"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "3d93ecb3df8902ce", "reset_token": "70eb50aa0422c055773d450a44a81bb6"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "320df9239b79da30", "reset_token": "8b69b06a0a9fc3786c1bade341359fc8"}, { 
    "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"}]}],
[6113, 0, "recovery", "metrics_updated", {"bytes_in_flight": 823,"smoothed_rtt": 2665}],
[6113, 0, "transport", "datagram_sent", { "byte_length": 823}],
[6113, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[6113, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2295,"smoothed_rtt": 2665}],
[6113, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[7940, 0, "transport", "datagram_received", { "byte_length": 37}],
[7940, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 229, "dcid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[7967, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[7971, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[7940, 0, "recovery", "metrics_updated", {"cwnd": 19149,"pacing_rate": 16355555,"bytes_in_flight": 0,"smoothed_rtt": 2560,"min_rtt": 1827,"latest_rtt": 1827}],
[7981, 0, "transport", "datagram_received", { "byte_length": 1332}],
[7981, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 230, "dcid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[7988, 0, "transport", "spin_bit_updated", { "state": true }],
[7988, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[228, 230]]}, { 
    "frame_type": "reset_stream", "stream_id": 0, "error_code": 1, "final_size": 386}, { 
    "frame_type": "ack_frequency", "sequence_number": 1, "packet_tolerance": 3, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "padding"}]}],
[7988, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 2560}],
[7988, 0, "transport", "datagram_sent", { "byte_length": 55}],
[8078, 0, "transport", "datagram_received", { "byte_length": 32}],
[8078, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 32, "packet_number": 231, "dcid": "726b12eca43a4371" }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[8094, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[8101, 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}]}],
[8101, 0, "transport", "datagram_sent", { "byte_length": 22}],
[146732, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}