{ "qlog_version": "draft-00", "title": "picoquic", "traces": [
{ "vantage_point": { "name": "backend-67", "type": "server" },
"title": "picoquic", "description": "8765f893ae06bd11","event_fields": ["relative_time", "path_id", "category", "event", "data"],
"configuration": {"time_units": "us"},
"common_fields": { "protocol_type": "QUIC_HTTP3", "reference_time": "1808547750967"},
"events": [
[0, 0, "transport", "datagram_received", { "byte_length": 1220, "addr_from" : {"ip_v4": "4.155.101.193", "port_v4":56151}, "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": 112, "version": "00000001", "payload_length": 1182, "dcid": "8765f893ae06bd11" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 313}]}],
[803, 0, "transport", "parameters_set", {
    "owner": "remote",
    "sni": "test.privateoctopus.com",
    "proposed_alpn": ["hq-interop", "h3", "hq-29", "h3-29"],
    "alpn": "hq-interop"}],
[806, 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" : 26,
    "active_connection_id_limit" : 4,
    "handshake_connection_id": "",
    "min_ack_delay" : 1000}],
[851, 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": "5fea42cd2fd5a91a",
    "original_connection_id": "8765f893ae06bd11",
    "stateless_reset_token": "7df30cb00f07e3523c4ac60957c8282d",
    "max_datagram_frame_size" : 1536,
    "min_ack_delay" : 1000,
    "address_discovery" : 0,
    "reset_stream_at" : "invalid"}],
[2065, 0, "transport", "packet_sent", { "packet_type": "initial", "header": { "packet_size": 123, "packet_number": 98898, "payload_length": 101, "scid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 258, "acked_ranges": [[112, 112]]}, { 
    "frame_type": "crypto", "offset": 0, "length": 90}]}],
[2065, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 1097, "packet_number": 0, "payload_length": 1076, "scid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "crypto", "offset": 0, "length": 1072}]}],
[2065, 0, "transport", "datagram_sent", { "byte_length": 1252}],
[2082, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=9\u000a"}],
[2065, 0, "transport", "packet_sent", { "packet_type": "handshake", "header": { "packet_size": 179, "packet_number": 1, "payload_length": 158, "scid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "crypto", "offset": 1072, "length": 153}]}],
[2065, 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": "4bf5a8cdd23bdd7b68934fe257edd1ec2c9d670151ddedd8dd4dd483971a1fb54a48971fe9f399b7210c9d228ed5520349ae"}, { 
    "frame_type": "new_connection_id", "sequence_number": 1, "retire_before": 0, "connection_id": "f9b96aeba483aafd", "reset_token": "a2467b4f313ea6386d3336bff8f7391e"}, { 
    "frame_type": "new_connection_id", "sequence_number": 2, "retire_before": 0, "connection_id": "8238626c929469cd", "reset_token": "e3c8bfe8a0b06e8894f495b1a103b0ea"}, { 
    "frame_type": "new_connection_id", "sequence_number": 3, "retire_before": 0, "connection_id": "7e01cbb867b179c9", "reset_token": "aba1186ad9a727443190b762404fceae"}, { 
    "frame_type": "padding"}]}],
[2065, 0, "recovery", "metrics_updated", {"cwnd": 15360,"bytes_in_flight": 1886}],
[2065, 0, "transport", "datagram_sent", { "byte_length": 634}],
[2065, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 1456, "packet_number": 1 }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2065, 0, "recovery", "metrics_updated", {"bytes_in_flight": 3358}],
[2065, 0, "transport", "datagram_sent", { "byte_length": 1472}],
[2237827, 0, "transport", "datagram_received", { "byte_length": 1220}],
[2237827, 0, "transport", "packet_received", { "packet_type": "initial", "header": { "packet_size": 49, "packet_number": 113, "payload_length": 11, "dcid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[98898, 98898]], "ect0": 1, "ect1": 0, "ce": 0}]}],
[2237827, 0, "transport", "packet_received", { "packet_type": "handshake", "header": { "packet_size": 100, "packet_number": 114, "payload_length": 63, "dcid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 2, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "crypto", "offset": 0, "length": 52}]}],
[2237903, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=10\u000a"}],
[2237827, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1071, "packet_number": 115, "dcid": "5fea42cd2fd5a91a", "key_phase": 0 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[0, 1]], "ect0": 2, "ect1": 0, "ce": 0}, { 
    "frame_type": "padding"}]}],
[2237827, 0, "recovery", "congestion_state_updated", {"old": "0","new": "7","cc_param": 1466}],
[2237827, 0, "recovery", "metrics_updated", {"cwnd": 93696,"pacing_rate": 419074,"bytes_in_flight": 0,"smoothed_rtt": 2235762,"min_rtt": 2235762,"latest_rtt": 2235762,"app_limited": 1}],
[2237922, 0, "transport", "datagram_received", { "byte_length": 1252}],
[2237922, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 1252, "packet_number": 116, "dcid": "5fea42cd2fd5a91a" }, "frames": [{ 
    "frame_type": "ping"}, { 
    "frame_type": "padding"}]}],
[2237929, 0, "transport", "spin_bit_updated", { "state": true }],
[2237929, 0, "transport", "packet_sent", { "packet_type": "1RTT", "header": { "packet_size": 39, "packet_number": 2 }, "frames": [{ 
    "frame_type": "ack", "ack_delay": 0, "acked_ranges": [[115, 116]]}, { 
    "frame_type": "ack_frequency", "sequence_number": 0, "packet_tolerance": 8, "max_ack_delay": 10000, "reordering_threshold": 0}, { 
    "frame_type": "handshake_done"}, { 
    "frame_type": "padding"}]}],
[2237929, 0, "recovery", "metrics_updated", {"bytes_in_flight": 55,"smoothed_rtt": 2235762}],
[2237929, 0, "transport", "datagram_sent", { "byte_length": 55}],
[2551691, 0, "transport", "datagram_received", { "byte_length": 40}],
[2551691, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 40, "packet_number": 117, "dcid": "5fea42cd2fd5a91a" }, "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}]}],
[2551705, 0, "info", "message", { "message": "Server CB, Stream: 0, 0 bytes, fin=6\u000a"}],
[2551691, 0, "recovery", "metrics_updated", {"pacing_rate": 469518,"bytes_in_flight": 0,"smoothed_rtt": 1995512,"min_rtt": 313762,"latest_rtt": 313762}],
[2551717, 0, "transport", "spin_bit_updated", { "state": false }],
[2551717, 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}]}],
[2551717, 0, "transport", "datagram_sent", { "byte_length": 22}],
[2613663, 0, "transport", "datagram_received", { "byte_length": 41}],
[2613663, 0, "transport", "packet_received", { "packet_type": "1RTT", "header": { "packet_size": 41, "packet_number": 118, "dcid": "5fea42cd2fd5a91a" }, "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}]}],
[16875062, 0, "info", "message", { "message": "Closed. Retrans= 0, spurious= 0, max sp gap = 0, max sp delay = 0, dg-coal: 1.250000"}]]}]}