{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "fe19410dba2bf95f","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1324280671378"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "119.39.61.89", "port_v4":59637}, "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": 138, "version": "00000001", "payload_length": 1182, "dcid": "fe19410dba2bf95f" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 313}]}],
[1012, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[1016, 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" : 26,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 1000}],
[1026, 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": "fef2527f5c932b67",
    "original_connection_id": "fe19410dba2bf95f",
    "stateless_reset_token": "c4219a8af99fda884a3bc28925e77586",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[1397, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 123, "packet_number": 69354, "payload_length": 101, "scid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 174, "acked_ranges": [[138, 138]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[1397, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1097, "packet_number": 0, "payload_length": 1076, "scid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1072}]}],
[1397, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[1415, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[1397, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 179, "packet_number": 1, "payload_length": 158, "scid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1072, "length": 153}]}],
[1397, 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": "422af72664cb1ea0b8a89295e5577eb6116d4f614787a212ca9cb3d1a0dba43a7399e83285a5b359ebac0e55955e5f48678e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "e8e688d48b4a6478", "reset_token": "de954770cbd97fa3df6e2b25bbef1f52"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "e57c5802f8d1b5a7", "reset_token": "57b9246bce0929b16f782b36bfb5b3e7"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "a67178cc79d0c4dd", "reset_token": "17d0e2de0d3ddc06ef8fa1ef860eb14d"}, { 
    "frame_type": "padding"}]}],
[1397, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1886}],
[1397, 0, "transport", "datagram_sent", { "byte_length": 634}],
[1397, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1397, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3358}],
[1397, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[495940, 0, "transport", "datagram_received", { "byte_length": 1220}],
[495940, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 50, "packet_number": 139, "payload_length": 12, "dcid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[69354, 69354]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "ping"}]}],
[495940, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 140, "payload_length": 63, "dcid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[496038, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[495940, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1070, "packet_number": 141, "dcid": "fef2527f5c932b67", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[495940, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 3684}],
[495940, 0, "recovery", "metrics_updated", {"cwnd": 75961,"pacing_rate": 1535960,"bytes_in_flight": 1472,"smoothed_rtt": 494543,"min_rtt": 494543,"latest_rtt": 494543,"app_limited": 1}],
[496058, 0, "transport", "spin_bit_updated", { "state": true }],
[496058, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 14, "acked_ranges": [[141, 141]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[496058, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1527,"smoothed_rtt": 494543}],
[496058, 0, "transport", "datagram_sent", { "byte_length": 55}],
[496521, 0, "transport", "datagram_received", { "byte_length": 1252}],
[496521, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 142, "dcid": "fef2527f5c932b67" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[497615, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 136, "acked_ranges": [[141, 142]]}, { 
    "frame_type": "padding"}]}],
[497615, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1582,"smoothed_rtt": 494543}],
[497615, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1435547, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 1,
    "trigger": "timer",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 1,
        "packet_size" : 1456}}],
[1435547, 0, "recovery", "packet_lost", {
    "packet_type" : "1RTT",
    "packet_number" : 2,
    "trigger": "timer",
    "header": {
        "packet_type" : "1RTT",
        "packet_number" : 2,
        "packet_size" : 39}}],
[1435547, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 4 }, "frames": [{ 
    "frame_type": "handshake_done"}, { 
    "frame_type": "ack", "ack_delay": 117378, "acked_ranges": [[141, 142]]}, { 
    "frame_type": "padding"}]}],
[1435547, 0, "recovery", "congestion_state_updated", {"old": "7","new": "393223","cc_param": 3684}],
[1435547, 0, "recovery", "metrics_updated", {"cwnd": 2834,"bytes_in_flight": 110,"smoothed_rtt": 494543}],
[1435547, 0, "transport", "datagram_sent", { "byte_length": 55}],
[1435547, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 5 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[1435547, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1582,"smoothed_rtt": 494543}],
[1435547, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[10496783, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=5\u000a"}],
[10496794, 0, "info", "message", { "message": "Closed. Retrans= 2, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}