{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "06eb7de29cfc29a0","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1815905483474"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.97.198.240", "port_v4":38716}, "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": 221, "version": "00000001", "payload_length": 1130, "dcid": "06eb7de29cfc29a0", "token": "94fa645b3880c2d3fcdce409bdc13b2b861e9e43c51db90f8ff8c8482a398624dae33eec4669adfb88c5182cbae4d3a777ead001" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}, { 
    "frame_type": "ping"}]}],
[777, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[788, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 88, "packet_number": 86002, "payload_length": 66, "scid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 98, "acked_ranges": [[221, 221]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[788, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[73622, 0, "transport", "datagram_received", { "byte_length": 1220}],
[73622, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 222, "payload_length": 1130, "dcid": "b4389ca268597e17", "token": "94fa645b3880c2d3fcdce409bdc13b2b861e9e43c51db90f8ff8c8482a398624dae33eec4669adfb88c5182cbae4d3a777ead001" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[86002, 86002]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}]}],
[73650, 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": ""}],
[73658, 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": "b4389ca268597e17",
    "original_connection_id": "6fc3498c0fb11860",
    "retry_connection_id": "06eb7de29cfc29a0",
    "stateless_reset_token": "ef794bdbc43e30f7f87dc2cac0ad1494",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[73941, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 86003, "payload_length": 133, "scid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 39, "acked_ranges": [[221, 222]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[73941, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[73941, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[73955, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[73941, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 219, "packet_number": 1, "payload_length": 198, "scid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 193}]}],
[73941, 0, "transport", "datagram_sent", { "byte_length": 235}],
[75496, 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": "f5153c9db77e3154803a857d240a76809bf8524473a653dc41034d2e91501b3ec48843f5818d6ea9a54d9a16d00d822ebb74"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "fa8024c457920765", "reset_token": "3d8536f0f877e7fe58e8eb719c224b0e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "279436ccc80995c6", "reset_token": "05edcce48ba73ce3fc23f3853b27a754"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "ea51955f3274cd1b", "reset_token": "cd30dfd340055c16d0372dcea3562657"}, { 
    "frame_type": "padding"}]}],
[75496, 0, "recovery", "metrics_updated", {"cwnd": 15448,"pacing_rate": 1361424,"bytes_in_flight": 1926,"smoothed_rtt": 72834,"min_rtt": 72834,"latest_rtt": 72834}],
[75496, 0, "transport", "datagram_sent", { "byte_length": 439}],
[77995, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[77995, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3398,"smoothed_rtt": 72834}],
[77995, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[85982, 0, "transport", "datagram_received", { "byte_length": 1252}],
[85982, 0, "transport", "packet_buffered", {
    "type" : "1RTT",
    "trigger": "keys_unavailable"}],
[86070, 0, "transport", "datagram_received", { "byte_length": 1220}],
[86070, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 224, "payload_length": 11, "dcid": "b4389ca268597e17", "token": "94fa645b3880c2d3fcdce409bdc13b2b861e9e43c51db90f8ff8c8482a398624dae33eec4669adfb88c5182cbae4d3a777ead001" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 8, "acked_ranges": [[86003, 86003]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[86070, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 225, "payload_length": 63, "dcid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[86136, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[86070, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1019, "packet_number": 226, "dcid": "b4389ca268597e17", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[86149, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[86152, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[86070, 0, "recovery", "metrics_updated", {"cwnd": 18766,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 52288,"min_rtt": 8075,"latest_rtt": 8075,"app_limited": 1}],
[86162, 0, "transport", "datagram_received", { "byte_length": 1252}],
[86162, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 223, "dcid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[88437, 0, "transport", "spin_bit_updated", { "state": true }],
[88437, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 295, "acked_ranges": [[226, 226], [223, 223]]}, { 
    "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"}]}],
[88437, 0, "recovery", "metrics_updated", {"bytes_in_flight": 439,"smoothed_rtt": 52288}],
[88437, 0, "transport", "datagram_sent", { "byte_length": 439}],
[94322, 0, "transport", "datagram_received", { "byte_length": 1332}],
[94322, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 227, "dcid": "b4389ca268597e17" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[94386, 0, "transport", "datagram_received", { "byte_length": 40}],
[94386, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 228, "dcid": "b4389ca268597e17" }, "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}]}],
[94394, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[94397, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[94399, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[94386, 0, "recovery", "metrics_updated", {"cwnd": 19189,"bytes_in_flight": 0,"smoothed_rtt": 46495,"min_rtt": 5949,"latest_rtt": 5949}],
[94406, 0, "transport", "spin_bit_updated", { "state": false }],
[94406, 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}]}],
[94406, 0, "transport", "datagram_sent", { "byte_length": 22}],
[103781, 0, "transport", "datagram_received", { "byte_length": 41}],
[103781, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 229, "dcid": "b4389ca268597e17" }, "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}]}],
[769398, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}