{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "de24ee91f60f205c","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "597802862770"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "172.208.127.80", "port_v4":18772}, "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": 246, "version": "00000001", "payload_length": 1182, "dcid": "de24ee91f60f205c" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[176, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[189, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 127073, "payload_length": 65, "scid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 23, "acked_ranges": [[246, 246]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[189, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[204861, 0, "transport", "datagram_received", { "byte_length": 1220}],
[204861, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 247, "payload_length": 1182, "dcid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[127073, 127073]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}, { 
    "frame_type": "ping"}]}],
[204883, 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}],
[204893, 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": "fd78676a0f9d06ba",
    "original_connection_id": "de24ee91f60f205c",
    "stateless_reset_token": "3400756decd4a375ac0b167fe6d1c026",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[205169, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 127074, "payload_length": 133, "scid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 38, "acked_ranges": [[246, 247]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[205169, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[205169, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[205182, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[205169, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 211, "packet_number": 1, "payload_length": 190, "scid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 185}]}],
[205169, 0, "transport", "datagram_sent", { "byte_length": 227}],
[206504, 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": "619d4725753385e5ed1037aa00aad310e2acea19fdbd75e156792ea7d83c9b9aa8f45bf56af1855be6bf1f3bc13872ac213c"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "3ce17b421f879206", "reset_token": "6b538b357419514e090cd0d0d9360d8d"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "74ac605937d080d9", "reset_token": "e3f4b7aeb1954b066efdd0bf7ec069fa"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "85acaa31ff6c6c97", "reset_token": "81e08a7ad3860e3a2ce17a480d1bc550"}, { 
    "frame_type": "padding"}]}],
[206504, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1918,"smoothed_rtt": 204672,"min_rtt": 204672,"latest_rtt": 204672}],
[206504, 0, "transport", "datagram_sent", { "byte_length": 439}],
[209624, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[209624, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3390,"smoothed_rtt": 204672}],
[209624, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[348173, 0, "transport", "datagram_received", { "byte_length": 1220}],
[348173, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 50, "packet_number": 248, "payload_length": 12, "dcid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 91, "acked_ranges": [[127074, 127074]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[348173, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 101, "packet_number": 249, "payload_length": 64, "dcid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 88, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[348514, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[348173, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1069, "packet_number": 250, "dcid": "fd78676a0f9d06ba", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[348173, 0, "recovery", "metrics_updated", {"cwnd": 18757,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 183759,"min_rtt": 138549,"latest_rtt": 138549,"app_limited": 1}],
[348535, 0, "transport", "datagram_received", { "byte_length": 1252}],
[348535, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 251, "dcid": "fd78676a0f9d06ba" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[349003, 0, "transport", "spin_bit_updated", { "state": true }],
[349003, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 58, "acked_ranges": [[250, 251]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[349003, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 183759}],
[349003, 0, "transport", "datagram_sent", { "byte_length": 55}],
[384991, 0, "transport", "datagram_received", { "byte_length": 40}],
[384991, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 252, "dcid": "fd78676a0f9d06ba" }, "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}]}],
[385056, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[384991, 0, "recovery", "metrics_updated", {"cwnd": 18796,"bytes_in_flight": 0,"smoothed_rtt": 165287,"min_rtt": 35988,"latest_rtt": 35988}],
[385225, 0, "transport", "spin_bit_updated", { "state": false }],
[385225, 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}]}],
[385225, 0, "transport", "datagram_sent", { "byte_length": 22}],
[400006, 0, "transport", "datagram_received", { "byte_length": 41}],
[400006, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 253, "dcid": "fd78676a0f9d06ba" }, "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}]}],
[1805897, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}
