{
  "bandwidth": [100.0, 102.5, 98.7, 101.2],
  "retry_tail_p99": [0.02, 0.03, 0.025, 0.028],
  "segments": [
    {"name": "pinned", "throughput": 120.5},
    {"name": "unpinned", "throughput": 115.2},
    {"name": "mixed", "throughput": 118.7}
  ]
}