{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "ceac49d72db3f09b","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1809346038218"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "20.49.61.48", "port_v4":42036}, "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": 255, "version": "00000001", "payload_length": 1182, "dcid": "ceac49d72db3f09b" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 357}]}],
[63, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[70, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 87, "packet_number": 110428, "payload_length": 65, "scid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 8, "acked_ranges": [[255, 255]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 56}]}],
[70, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[221892, 0, "transport", "datagram_received", { "byte_length": 1220}],
[221892, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 1220, "packet_number": 256, "payload_length": 1182, "dcid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[110428, 110428]], "ect0": 1, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 357, "length": 325}, { 
    "frame_type": "ping"}]}],
[221915, 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}],
[221923, 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": "d72e0e2ce6f453f6",
    "original_connection_id": "ceac49d72db3f09b",
    "stateless_reset_token": "9d40a0b70ac39b09e9db3551d4fb602a",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[222178, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 155, "packet_number": 110429, "payload_length": 133, "scid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 35, "acked_ranges": [[255, 256]]}, { 
    "frame_type": "crypto", "offset": 56, "length": 123}]}],
[222178, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1065, "packet_number": 0, "payload_length": 1044, "scid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1040}]}],
[222178, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[222192, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[222178, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 211, "packet_number": 1, "payload_length": 190, "scid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1040, "length": 185}]}],
[222178, 0, "transport", "datagram_sent", { "byte_length": 227}],
[223512, 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": "59f98235b8d4f38099751a351f44e2afc4ea661d0c8fb4d15827237f0053242b99243e14ade1583becf04a350797b0c022fa"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "a2f7a86ad3fe270e", "reset_token": "4dbbe3d4b6aeb92cd18737d337ada54a"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "366aa2c901028c6d", "reset_token": "4d07553cd551efb1da1de7c312f259ff"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "4430b05baa69438e", "reset_token": "9185a627a3c5f5b3ded2c256e875ee17"}, { 
    "frame_type": "padding"}]}],
[223512, 0, "recovery", "metrics_updated", {"cwnd": 15447,"pacing_rate": 1361424,"bytes_in_flight": 1918,"smoothed_rtt": 221822,"min_rtt": 221822,"latest_rtt": 221822}],
[223512, 0, "transport", "datagram_sent", { "byte_length": 439}],
[226093, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[226093, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3390,"smoothed_rtt": 221822}],
[226093, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[301594, 0, "transport", "datagram_received", { "byte_length": 1220}],
[301594, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 257, "payload_length": 11, "dcid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 6, "acked_ranges": [[110429, 110429]], "ect0": 2, "ect1": 0, "ce": 0}]}],
[301594, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 258, "payload_length": 63, "dcid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 4, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[301634, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[301594, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 259, "dcid": "d72e0e2ce6f453f6", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[301594, 0, "recovery", "metrics_updated", {"cwnd": 18757,"pacing_rate": 1361387,"bytes_in_flight": 0,"smoothed_rtt": 174327,"min_rtt": 75501,"latest_rtt": 75501,"app_limited": 1}],
[301649, 0, "transport", "datagram_received", { "byte_length": 1252}],
[301649, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 260, "dcid": "d72e0e2ce6f453f6" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[301654, 0, "transport", "spin_bit_updated", { "state": true }],
[301654, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[259, 260]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 2, "max_ack_delay": 16000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[301654, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 174327}],
[301654, 0, "transport", "datagram_sent", { "byte_length": 55}],
[321680, 0, "transport", "datagram_received", { "byte_length": 40}],
[321680, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 261, "dcid": "d72e0e2ce6f453f6" }, "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}]}],
[321709, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[321680, 0, "recovery", "metrics_updated", {"cwnd": 18796,"bytes_in_flight": 0,"smoothed_rtt": 155039,"min_rtt": 20026,"latest_rtt": 20026}],
[321720, 0, "transport", "spin_bit_updated", { "state": false }],
[321720, 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}]}],
[321720, 0, "transport", "datagram_sent", { "byte_length": 22}],
[331244, 0, "transport", "datagram_received", { "byte_length": 41}],
[331244, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 262, "dcid": "d72e0e2ce6f453f6" }, "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}]}],
[2036679, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.166667"}]]}]}
