{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "e91cd12e1572ad65","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "652675784563"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.183.89.64", "port_v4":59852}, "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": 3, "version": "00000001", "payload_length": 1131, "dcid": "e91cd12e1572ad65", "token": "82048931d5e6e011b2a66a92a5a9bca20bce0dc2e529e83597ca64e24d0267a08815f73a5e1cd233d34e6cd8123033d6e7ebff" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 366}]}],
[123, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[136, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 86, "packet_number": 66776, "payload_length": 64, "scid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 17, "acked_ranges": [[3, 3]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[136, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[31164, 0, "transport", "datagram_received", { "byte_length": 1220}],
[31164, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 4, "payload_length": 1131, "dcid": "479e17f5b6da4ff1", "token": "82048931d5e6e011b2a66a92a5a9bca20bce0dc2e529e83597ca64e24d0267a08815f73a5e1cd233d34e6cd8123033d6e7ebff" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[66776, 66776]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 366, "length": 334}]}],
[31186, 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": ""}],
[31193, 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": "479e17f5b6da4ff1",
    "original_connection_id": "8b7ac91308fd2346",
    "retry_connection_id": "e91cd12e1572ad65",
    "stateless_reset_token": "66a8d3b00ec26442251fa9d05a076023",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[31470, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 154, "packet_number": 66777, "payload_length": 132, "scid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 38, "acked_ranges": [[3, 4]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[31470, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1066, "packet_number": 0, "payload_length": 1045, "scid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1041}]}],
[31470, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[31481, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[31470, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 219, "packet_number": 1, "payload_length": 198, "scid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1041, "length": 193}]}],
[31470, 0, "transport", "datagram_sent", { "byte_length": 235}],
[32852, 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": "c4fa8864123fc14dc4e09c586a350fc2d202994dc378bc4d1ca213893048b4b8382927b36a9226706f563b3795bea3738010"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "b96328669a866347", "reset_token": "8bcf379508347da56453c338f167e0f0"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "cfac97f0ef6078c5", "reset_token": "db184cd1a5807aa14fc80068daadba6b"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "44c3750c01449c48", "reset_token": "6c86ee6174c8c44fa637aaf012fa3cf0"}, { 
    "frame_type": "padding"}]}],
[32852, 0, "recovery", "metrics_updated", {"cwnd": 15446,"pacing_rate": 1361424,"bytes_in_flight": 1926,"smoothed_rtt": 31028,"min_rtt": 31028,"latest_rtt": 31028}],
[32852, 0, "transport", "datagram_sent", { "byte_length": 439}],
[35431, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[35431, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3398,"smoothed_rtt": 31028}],
[35431, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[51656, 0, "transport", "datagram_received", { "byte_length": 1252}],
[51656, 0, "transport", "packet_buffered", {
    "type" : "1RTT",
    "trigger": "keys_unavailable"}],
[51690, 0, "transport", "datagram_received", { "byte_length": 1220}],
[51690, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 100, "packet_number": 6, "payload_length": 11, "dcid": "479e17f5b6da4ff1", "token": "82048931d5e6e011b2a66a92a5a9bca20bce0dc2e529e83597ca64e24d0267a08815f73a5e1cd233d34e6cd8123033d6e7ebff" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 8, "acked_ranges": [[66777, 66777]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[51690, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 7, "payload_length": 63, "dcid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 5, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[51733, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[51690, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1020, "packet_number": 8, "dcid": "479e17f5b6da4ff1", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[51690, 0, "recovery", "metrics_updated", {"cwnd": 17308,"bytes_in_flight": 1472,"smoothed_rtt": 27287,"min_rtt": 18838,"latest_rtt": 18838,"app_limited": 1}],
[51743, 0, "transport", "datagram_received", { "byte_length": 1252}],
[51743, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 5, "dcid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[51743, 0, "transport", "spin_bit_updated", { "state": true }],
[51743, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[8, 8], [5, 5]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[51743, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1527,"smoothed_rtt": 27287}],
[51743, 0, "transport", "datagram_sent", { "byte_length": 55}],
[53286, 0, "transport", "datagram_received", { "byte_length": 81}],
[53286, 0, "transport", "packet_dropped", {
    "packet_type" : "handshake",
    "packet_size" : 81,
    "trigger": "aead not ready"}],
[53286, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 10, "dcid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[53297, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[53286, 0, "recovery", "metrics_updated", {"cwnd": 18764,"pacing_rate": 2062346,"bytes_in_flight": 55,"smoothed_rtt": 26108,"min_rtt": 17855,"latest_rtt": 17855}],
[53308, 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}]}],
[53308, 0, "transport", "datagram_sent", { "byte_length": 22}],
[68038, 0, "transport", "datagram_received", { "byte_length": 40}],
[68038, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 11, "dcid": "479e17f5b6da4ff1" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[1, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[356986, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}