{
  "title": "Ping 延迟很低但控制很慢，怎样拆开连接与应用应答耗时",
  "evidence_type": "synthetic-not-field-measurement",
  "date": "2026-10-23",
  "required_deliverable": "DNS或地址解析、建连、请求、应答、动作各时点记录",
  "fields": [
    "trace_id",
    "parse_start_ms",
    "parse_end_ms",
    "connect_end_ms",
    "send_end_ms",
    "reply_end_ms",
    "action_end_ms"
  ],
  "sample_rows": [
    [
      "SYN-01",
      0,
      2,
      10,
      11,
      431,
      611
    ],
    [
      "SYN-02",
      0,
      2,
      9,
      10,
      50,
      230
    ]
  ],
  "unmeasured": "已提供可计算时点夹具，未向实体控制设备发送命令，也未测真实动作完成时间。"
}