{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "3bce67fd6e07dbe1","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1110696272615"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.183.94.240", "port_v4":54632}, "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": 1, "version": "00000001", "payload_length": 1131, "dcid": "3bce67fd6e07dbe1", "token": "ad9317d7b05b5e90e7ba7286e6905a061678db051c2e2997e884211a4afa9b7b8f2f8e8f1332a069a0df77b4e0479c8da241ca" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[71, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[81, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 86, "packet_number": 122443, "payload_length": 64, "scid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 10, "acked_ranges": [[1, 1]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[81, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[29842, 0, "transport", "datagram_received", { "byte_length": 1220}],
[29842, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 2, "payload_length": 1131, "dcid": "42e51d4b5d198009", "token": "ad9317d7b05b5e90e7ba7286e6905a061678db051c2e2997e884211a4afa9b7b8f2f8e8f1332a069a0df77b4e0479c8da241ca" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[122443, 122443]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}]}],
[29862, 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}],
[29868, 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": "42e51d4b5d198009",
    "original_connection_id": "b15699ef87f7c791",
    "retry_connection_id": "3bce67fd6e07dbe1",
    "stateless_reset_token": "e3cdd51a30c8266be6b0191ff5a265b4",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[30094, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 154, "packet_number": 122444, "payload_length": 132, "scid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 31, "acked_ranges": [[1, 2]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[30094, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1066, "packet_number": 0, "payload_length": 1045, "scid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1041}]}],
[30094, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[30105, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[30094, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 219, "packet_number": 1, "payload_length": 198, "scid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1041, "length": 193}]}],
[30094, 0, "transport", "datagram_sent", { "byte_length": 235}],
[31908, 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": "d47e61b3f92a20c69a35d27a005f27ad364cdd8e0ad3092516e45a1fdfced842f0eb84e0911c75101da78eef933229126f78"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "94a23e8c9c7031eb", "reset_token": "1a0b8a2679cf448fb8b58a630f3153d7"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "6208b30c438db7e0", "reset_token": "93877f08fd2dd99ae6f8041a30f984ed"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "aa05b6793d92b1d6", "reset_token": "ec31c516428e25e372319bf5a95206e3"}, { 
    "frame_type": "padding"}]}],
[31908, 0, "recovery", "metrics_updated", {"cwnd": 15446,"pacing_rate": 1361424,"bytes_in_flight": 1926,"smoothed_rtt": 29761,"min_rtt": 29761,"latest_rtt": 29761}],
[31908, 0, "transport", "datagram_sent", { "byte_length": 439}],
[34055, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[34055, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3398,"smoothed_rtt": 29761}],
[34055, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[54464, 0, "transport", "datagram_received", { "byte_length": 1220}],
[54464, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 100, "packet_number": 3, "payload_length": 11, "dcid": "42e51d4b5d198009", "token": "ad9317d7b05b5e90e7ba7286e6905a061678db051c2e2997e884211a4afa9b7b8f2f8e8f1332a069a0df77b4e0479c8da241ca" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[122444, 122444]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[54464, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 4, "payload_length": 63, "dcid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[54512, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[54464, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1020, "packet_number": 5, "dcid": "42e51d4b5d198009", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[0, 0]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[54464, 0, "recovery", "metrics_updated", {"cwnd": 17308,"bytes_in_flight": 1472,"smoothed_rtt": 27754,"min_rtt": 22556,"latest_rtt": 22556,"app_limited": 1}],
[54525, 0, "transport", "datagram_received", { "byte_length": 1252}],
[54525, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 6, "dcid": "42e51d4b5d198009" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[54530, 0, "transport", "spin_bit_updated", { "state": true }],
[54530, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[5, 6]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[54530, 0, "recovery", "metrics_updated", {"bytes_in_flight": 1527,"smoothed_rtt": 27754}],
[54530, 0, "transport", "datagram_sent", { "byte_length": 55}],
[54608, 0, "transport", "datagram_received", { "byte_length": 81}],
[54608, 0, "transport", "packet_dropped", {
    "packet_type" : "handshake",
    "packet_size" : 81,
    "trigger": "aead not ready"}],
[54608, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 8, "dcid": "42e51d4b5d198009" }, "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}]}],
[54616, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[54608, 0, "recovery", "metrics_updated", {"cwnd": 18764,"pacing_rate": 2142259,"bytes_in_flight": 55,"smoothed_rtt": 26853,"min_rtt": 20553,"latest_rtt": 20553}],
[54623, 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}]}],
[54623, 0, "transport", "datagram_sent", { "byte_length": 22}],
[74525, 0, "transport", "datagram_received", { "byte_length": 40}],
[74525, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 9, "dcid": "42e51d4b5d198009" }, "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}]}],
[338123, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}