{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "4a6a284ec3f60b68","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1593002098692"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.168.93.80", "port_v4":10205}, "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": 217, "version": "00000001", "payload_length": 1130, "dcid": "4a6a284ec3f60b68", "token": "b85dc4ca631c1be3cef01201a65cc03b6250a4fc838ecea9a064870e3ede6eb063f7207e632f83bc39b137d314d8520cc1b70696" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 560}]}],
[818, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[830, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 88, "packet_number": 115883, "payload_length": 66, "scid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 103, "acked_ranges": [[217, 217]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[830, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[51058, 0, "transport", "datagram_received", { "byte_length": 1220}],
[51058, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 218, "payload_length": 1130, "dcid": "4b093f1ec260578e", "token": "b85dc4ca631c1be3cef01201a65cc03b6250a4fc838ecea9a064870e3ede6eb063f7207e632f83bc39b137d314d8520cc1b70696" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[115883, 115883]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 560, "length": 528}]}],
[51097, 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}],
[51107, 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": "4b093f1ec260578e",
    "original_connection_id": "dad30fb02a056dfa",
    "retry_connection_id": "4a6a284ec3f60b68",
    "stateless_reset_token": "16b7d91f84438fd3aefa4f0c3c0b56b3",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[51419, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 115884, "payload_length": 133, "scid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 45, "acked_ranges": [[217, 218]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[51419, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[51419, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[51434, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[51419, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 220, "packet_number": 1, "payload_length": 199, "scid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 194}]}],
[51419, 0, "transport", "datagram_sent", { "byte_length": 236}],
[52806, 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": "e11aed951f8d022653e7771cb34271a2b56e6e5483c9427c4e82cf8e06e093f6957d6fea365a76a96b843b0feb0d4f53c064"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "f0e0c1ec40fe7df5", "reset_token": "172b0eee3f1d4b1653079bf4bf63818a"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "1c52f7b043f784e4", "reset_token": "fdaa9da68b71a7632bfe254e1a766bfa"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "e8425b440d191136", "reset_token": "dac96ef5cc87ed654d34030c0e192da7"}, { 
    "frame_type": "padding"}]}],
[52806, 0, "recovery", "metrics_updated", {"cwnd": 15448,"pacing_rate": 1361424,"bytes_in_flight": 1927,"smoothed_rtt": 50228,"min_rtt": 50228,"latest_rtt": 50228}],
[52806, 0, "transport", "datagram_sent", { "byte_length": 439}],
[55936, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[55936, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3399,"smoothed_rtt": 50228}],
[55936, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[102140, 0, "transport", "datagram_received", { "byte_length": 1220}],
[102140, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 219, "payload_length": 11, "dcid": "4b093f1ec260578e", "token": "b85dc4ca631c1be3cef01201a65cc03b6250a4fc838ecea9a064870e3ede6eb063f7207e632f83bc39b137d314d8520cc1b70696" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[115884, 115884]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[102140, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1119, "packet_number": 220, "payload_length": 1082, "dcid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 3, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[102208, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[102216, 0, "transport", "datagram_received", { "byte_length": 1252}],
[102216, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 221, "dcid": "4b093f1ec260578e", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[102216, 0, "recovery", "metrics_updated", {"cwnd": 16888,"bytes_in_flight": 1911,"smoothed_rtt": 50343,"latest_rtt": 50721,"app_limited": 1}],
[102224, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[221, 221]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[102224, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1966,"smoothed_rtt": 50343}],
[102224, 0, "transport", "datagram_sent", { "byte_length": 55}],
[102568, 0, "transport", "datagram_received", { "byte_length": 81}],
[102568, 0, "transport", "packet_dropped", {
    "packet_type" : "handshake",
    "packet_size" : 81,
    "trigger": "aead not ready"}],
[102568, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 223, "dcid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[102593, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[102568, 0, "recovery", "metrics_updated", {"cwnd": 17311,"bytes_in_flight": 1527,"smoothed_rtt": 50270,"min_rtt": 49762,"latest_rtt": 49762}],
[102601, 0, "transport", "spin_bit_updated", { "state": true }],
[102601, 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}]}],
[102601, 0, "transport", "datagram_sent", { "byte_length": 22}],
[151610, 0, "transport", "datagram_received", { "byte_length": 40}],
[151610, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 224, "dcid": "4b093f1ec260578e" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[474441, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}