{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "682f658928c4e9f3","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1737466339747"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.169.101.177", "port_v4":49456}, "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": 233, "version": "00000001", "payload_length": 1130, "dcid": "682f658928c4e9f3", "token": "8ba34210d9533816b7bb7975814c4664827a5b5b1548e516f7cf77aecfc0c049e5145572b98655f3e894541fa48d0aa583151023" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 348}, { 
    "frame_type": "ping"}]}],
[933, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "hq-29"],
    "alpn": "hq-interop"}],
[950, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 88, "packet_number": 83067, "payload_length": 66, "scid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 118, "acked_ranges": [[233, 233]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[950, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[51655, 0, "transport", "datagram_received", { "byte_length": 1220}],
[51655, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 234, "payload_length": 1130, "dcid": "eb2b7f2ec8b46aa7", "token": "8ba34210d9533816b7bb7975814c4664827a5b5b1548e516f7cf77aecfc0c049e5145572b98655f3e894541fa48d0aa583151023" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[83067, 83067]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 348, "length": 316}]}],
[51674, 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}],
[51810, 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": "eb2b7f2ec8b46aa7",
    "original_connection_id": "0e5995903f29ce2d",
    "retry_connection_id": "682f658928c4e9f3",
    "stateless_reset_token": "00d1524238378b6d114e1d6f6f3c980e",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[52078, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 83068, "payload_length": 133, "scid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 52, "acked_ranges": [[233, 234]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[52078, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[52078, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[52091, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[52078, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 220, "packet_number": 1, "payload_length": 199, "scid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 194}]}],
[52078, 0, "transport", "datagram_sent", { "byte_length": 236}],
[53465, 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": "c6f4fb9c2b5195c9d2fcad858063cea8afd025f2035d6329c6ba500606174b32579474aed44c40510f7f3e66e02198a3eab4"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "c3b8f663823c8962", "reset_token": "3787fdb6173dd73a7d1f34f43474a417"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "f5f8a2e73d3d3b7d", "reset_token": "b6f3212e43f6a3f2ffc26a5af50cef74"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "0e5d3ad489da115d", "reset_token": "f39aaed0a3602dad0a5ecf7643805de1"}, { 
    "frame_type": "padding"}]}],
[53465, 0, "recovery", "metrics_updated", {"cwnd": 15448,"pacing_rate": 1361424,"bytes_in_flight": 1927,"smoothed_rtt": 50705,"min_rtt": 50705,"latest_rtt": 50705}],
[53465, 0, "transport", "datagram_sent", { "byte_length": 439}],
[56492, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[56492, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3399,"smoothed_rtt": 50705}],
[56492, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[103148, 0, "transport", "datagram_received", { "byte_length": 1220}],
[103148, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 101, "packet_number": 235, "payload_length": 11, "dcid": "eb2b7f2ec8b46aa7", "token": "8ba34210d9533816b7bb7975814c4664827a5b5b1548e516f7cf77aecfc0c049e5145572b98655f3e894541fa48d0aa583151023" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[83068, 83068]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[103148, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 1119, "packet_number": 236, "payload_length": 1082, "dcid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}, { 
    "frame_type": "padding"}]}],
[103198, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[103205, 0, "transport", "datagram_received", { "byte_length": 1252}],
[103205, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 237, "dcid": "eb2b7f2ec8b46aa7", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "stream", "id": 0, "offset": 0, "length": 7, "fin": true , "begins_with": "474554202f0d0a"}, { 
    "frame_type": "padding"}]}],
[103212, 0, "info", "message", { "message": "Server CB, Stream: 0, 7 bytes, fin=1\u000a"}],
[103214, 0, "info", "message", { "message": "Server CB, Stream: 0, Processing command: GET /\u000a"}],
[103205, 0, "recovery", "metrics_updated", {"cwnd": 16888,"bytes_in_flight": 1911,"smoothed_rtt": 50790,"latest_rtt": 51070,"app_limited": 1}],
[103223, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 423, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[237, 237]]}, { 
    "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"}]}],
[103223, 0, "recovery", "metrics_updated", {"bytes_in_flight": 2350,"smoothed_rtt": 50790}],
[103223, 0, "transport", "datagram_sent", { "byte_length": 439}],
[106290, 0, "transport", "datagram_received", { "byte_length": 37}],
[106290, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 37, "packet_number": 238, "dcid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[106290, 0, "recovery", "metrics_updated", {"cwnd": 18767,"pacing_rate": 1361387,"bytes_in_flight": 439,"smoothed_rtt": 50666,"min_rtt": 49798,"latest_rtt": 49798}],
[152865, 0, "transport", "datagram_received", { "byte_length": 1332}],
[152865, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1332, "packet_number": 239, "dcid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[152875, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 3 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 1, "acked_ranges": [[237, 239]]}, { 
    "frame_type": "padding"}]}],
[152875, 0, "recovery", "metrics_updated", {"bytes_in_flight": 494,"smoothed_rtt": 50666}],
[152875, 0, "transport", "datagram_sent", { "byte_length": 55}],
[153003, 0, "transport", "datagram_received", { "byte_length": 40}],
[153003, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 240, "dcid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 2]], "ect0": 3, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[153011, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=27\u000a"}],
[153015, 0, "info", "message", { "message": "Server CB, Stream: 0, unexpected event\u000a"}],
[153018, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[153003, 0, "recovery", "metrics_updated", {"cwnd": 19190,"bytes_in_flight": 55,"smoothed_rtt": 50555,"min_rtt": 49780,"latest_rtt": 49780}],
[153025, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 6, "packet_number": 4 }, "frames": [{ 
    "frame_type": "connection_close", "error_space": "transport", "error_code": 0}]}],
[153025, 0, "transport", "datagram_sent", { "byte_length": 22}],
[202460, 0, "transport", "datagram_received", { "byte_length": 40}],
[202460, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 241, "dcid": "eb2b7f2ec8b46aa7" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[2, 3]], "ect0": 4, "ect1": 0, "ce": 0}, { 
    "frame_type": "connection_close", "error_space": "application", "error_code": 0}]}],
[454772, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.142857"}]]}]}