{
  "schema_version": "1.3",
  "epoch": "v2",
  "measurement_epoch": "v2",
  "methodology_version": "2.1",
  "run_id": "aws-lightsail-ap-northeast-1a-ls-2vcpu-4gb-2026-05-06-003",
  "status": "ok",
  "provider": {
    "name": "aws-lightsail",
    "slug": "aws-lightsail"
  },
  "region": {
    "name": "ap-northeast-1a",
    "slug": "ap-northeast-1a"
  },
  "plan": {
    "name": "ls-2vcpu-4gb",
    "slug": "ls-2vcpu-4gb"
  },
  "pricing": {
    "monthly_usd": 24.0,
    "currency": "USD",
    "billing_period": "monthly"
  },
  "environment": {
    "cpu_model": "Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz",
    "vcpu_count": 2,
    "ram_gb": 3.74,
    "os": "Ubuntu 24.04.4 LTS",
    "kernel": "6.17.0-1010-aws",
    "arch": "x86_64",
    "virtualization": "amazon",
    "hostname": "ip-172-26-0-215.ap-northeast-1.compute.internal"
  },
  "runner": {
    "name": "webbynode-bench",
    "version": "v2.2-agent-layer-v2-integrity",
    "command": "./webbynode-bench --provider aws-lightsail --region ap-northeast-1a --plan ls-2vcpu-4gb --price 24",
    "schema_version": "1.3",
    "methodology_version": "2.1"
  },
  "measurement_endpoints": {
    "us_east": {
      "slug": "us-east",
      "host": "us-east.webbynode.com",
      "provider": "Vultr",
      "region": "New Jersey",
      "resolved_ips": [
        "87.99.130.1"
      ],
      "observed_remote_hosts": [
        "87.99.130.1"
      ]
    },
    "eu_west": {
      "slug": "eu-west",
      "host": "eu-west.webbynode.com",
      "provider": "Hetzner",
      "region": "Nuremberg",
      "resolved_ips": [
        "46.225.222.50"
      ],
      "observed_remote_hosts": [
        "46.225.222.50"
      ]
    },
    "asia": {
      "slug": "asia",
      "host": "asia.webbynode.com",
      "provider": "unknown",
      "region": "unknown",
      "resolved_ips": [
        "139.162.46.15"
      ],
      "observed_remote_hosts": [
        "139.162.46.15"
      ]
    }
  },
  "commands": {
    "runner": "./webbynode-bench --provider aws-lightsail --region ap-northeast-1a --plan ls-2vcpu-4gb --price 24",
    "cpu": "sysbench cpu --threads=2 --time=30 --cpu-max-prime=20000 run",
    "storage": "fio --name=webbynode-storage --filename=/benchmarks/aws-lightsail/aws-lightsail-ap-northeast-1a-ls-2vcpu-4gb-2026-05-06-003/fio.test --size=1G --rw=randrw --rwmixread=50 --bs=4k --ioengine=libaio --direct=1 --iodepth=64 --numjobs=1 --time_based=1 --runtime=30 --group_reporting=1 --output-format=json",
    "network": {
      "us_east_outbound": "iperf3 -c us-east.webbynode.com -p 5201 -P 1 -t 15 -J",
      "us_east_inbound": "iperf3 -c us-east.webbynode.com -p 5201 -P 1 -t 15 -R -J",
      "eu_west_outbound": "iperf3 -c eu-west.webbynode.com -p 5201 -P 1 -t 15 -J",
      "eu_west_inbound": "iperf3 -c eu-west.webbynode.com -p 5201 -P 1 -t 15 -R -J",
      "asia_outbound": "iperf3 -c asia.webbynode.com -p 5201 -P 1 -t 15 -J",
      "asia_inbound": "iperf3 -c asia.webbynode.com -p 5201 -P 1 -t 15 -R -J"
    }
  },
  "telemetry": {
    "status": "ok",
    "backend": "mpstat",
    "cpu_steal": {
      "avg_percent": 0.1317,
      "p95_percent": 0.5,
      "max_percent": 3.32,
      "time_above_0_5_percent": 3.4483
    },
    "iowait": {
      "avg_percent": 0.0,
      "p95_percent": 0.0,
      "max_percent": 0.0
    },
    "network_variance": {
      "us_east": {
        "outbound": {
          "stddev_bps": 44715213.4129,
          "p95_bps": 198186014.3838,
          "p99_bps": 198186014.3838,
          "p99_to_p50_ratio": 1.1962
        },
        "inbound": {
          "stddev_bps": 38908955.8298,
          "p95_bps": 133170080.694,
          "p99_bps": 133170080.694,
          "p99_to_p50_ratio": 1.041
        }
      },
      "eu_west": {
        "outbound": {
          "stddev_bps": 37255845.0261,
          "p95_bps": 156243448.9525,
          "p99_bps": 156243448.9525,
          "p99_to_p50_ratio": 1.2214
        },
        "inbound": {
          "stddev_bps": 31766419.5292,
          "p95_bps": 94370332.5241,
          "p99_bps": 94370332.5241,
          "p99_to_p50_ratio": 1.0227
        }
      },
      "asia": {
        "outbound": {
          "stddev_bps": 53548221.6862,
          "p95_bps": 493835320.291,
          "p99_bps": 493835320.291,
          "p99_to_p50_ratio": 1.0777
        },
        "inbound": {
          "stddev_bps": 61140418.8344,
          "p95_bps": 333462850.1125,
          "p99_bps": 333462850.1125,
          "p99_to_p50_ratio": 1.0064
        }
      }
    }
  },
  "results": {
    "cpu": {
      "status": "ok",
      "events_per_second": 177.23,
      "latency_ms": {
        "avg": 11.28,
        "p95": 66.84,
        "p99": null
      }
    },
    "storage": {
      "status": "ok",
      "profile": {
        "rw": "randrw",
        "rwmixread": 50,
        "ioengine": "libaio",
        "direct": 1,
        "size": "1G",
        "block_size": "4k",
        "io_depth": 64,
        "num_jobs": 1,
        "runtime_seconds": 30
      },
      "fio": {
        "status": "ok",
        "fio_version": "fio-3.36",
        "read_iops": 1548.667555,
        "write_iops": 1539.107262,
        "latency_ms": {
          "read_p95": 25.55904,
          "read_p99": 30.539776,
          "write_p95": 25.55904,
          "write_p99": 30.539776
        }
      }
    },
    "network": {
      "us_east": {
        "endpoint": {
          "slug": "us-east",
          "host": "us-east.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "87.99.130.1",
            "sent_bps": 162723634.088942,
            "received_bps": 160908769.64788806
          }
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "87.99.130.1",
            "sent_bps": 114415678.37110052,
            "received_bps": 114077091.00876878
          }
        }
      },
      "eu_west": {
        "endpoint": {
          "slug": "eu-west",
          "host": "eu-west.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "46.225.222.50",
            "sent_bps": 115192691.03565837,
            "received_bps": 113392289.47004583
          }
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "46.225.222.50",
            "sent_bps": 77089217.87268005,
            "received_bps": 76331045.6029079
          }
        }
      },
      "asia": {
        "endpoint": {
          "slug": "asia",
          "host": "asia.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "139.162.46.15",
            "sent_bps": 450496348.605516,
            "received_bps": 448426782.0062683
          }
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 15,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "139.162.46.15",
            "sent_bps": 309001757.8370595,
            "received_bps": 308329337.1284414
          }
        }
      }
    }
  },
  "artifacts": {
    "run_log": "run.log",
    "run_md": "run.md",
    "raw_sysbench_log": "raw.sysbench.log",
    "raw_fio_log": "raw.fio.log",
    "raw_iperf_us_out_log": "raw.iperf-us-east-outbound.log",
    "raw_iperf_us_in_log": "raw.iperf-us-east-inbound.log",
    "raw_iperf_eu_out_log": "raw.iperf-eu-west-outbound.log",
    "raw_iperf_eu_in_log": "raw.iperf-eu-west-inbound.log",
    "raw_iperf_asia_out_log": "raw.iperf-asia-outbound.log",
    "raw_iperf_asia_in_log": "raw.iperf-asia-inbound.log",
    "telemetry_log": "telemetry.log",
    "agent_sim_json": "agent-sim.json",
    "raw_agent_sim_log": "raw.agent-sim.log",
    "artifact_manifest_sha256": "artifact-manifest.sha256"
  },
  "agent_sim": {
    "enabled": true,
    "version": "agent_sim_v1",
    "duration_seconds": 300,
    "iterations_total": 537,
    "iterations_successful": 537,
    "iterations_failed": 0,
    "failure_rate": 0.0,
    "latency_ms": {
      "p50": 354.4654846191406,
      "p95": 392.43340492248535,
      "p99": 394.96326446533203,
      "stddev": 14.734119245956565
    },
    "iterations_per_second": {
      "start_window": 2.776339091567612,
      "end_window": 2.7660684003840386
    },
    "throughput_drift_percent": 0.3699364827145123,
    "disk": {
      "write_failures": 0,
      "checksum_failures": 0
    }
  },
  "instrumentation": {
    "agent_sim_v1": {
      "window_definition": {
        "successful_task_window_percent": 10
      },
      "metrics": {
        "latency_start_avg_ms": 360.1865503523085,
        "latency_end_avg_ms": 361.5239593717787,
        "latency_start_p95_ms": 393.42260360717773,
        "latency_end_p95_ms": 394.14119720458984,
        "failure_count": 0,
        "drift_percent": 0.37131009421702665
      }
    }
  },
  "artifact_hashes": {
    "run_md_sha256": "4c734147ba3226da23d23217d727901652ca497b1cfe21431c5ead0c0b5e23c8",
    "raw_sysbench_log_sha256": "ab646d6a5d29f62a921413d900625645c4b07779ad6e5f8f6d139951eeab65c2",
    "raw_fio_log_sha256": "2ac49c4f8fa1d9743cb962c6ae12cb12a837a1411bad97323033526a1bbaf719",
    "raw_iperf_us_out_log_sha256": "dceb0b498f8490b0a30b47a5a00cc05c56e5da414917574361afdf1486c0a4dc",
    "raw_iperf_us_in_log_sha256": "dae71834667b0ba279640eba8f907f8ed6a3d25e69a17f59adf9e61d7e02ff97",
    "raw_iperf_eu_out_log_sha256": "9f953a09b16672374a1c0cd9627f6054dbd9525109570813e70c5abe80c46a2d",
    "raw_iperf_eu_in_log_sha256": "59d16683435a5880fcac6b6149dc8a094843264adb8a6ae454d4c9ece7eda824",
    "raw_iperf_asia_out_log_sha256": "bf9dd61fae2ad45b09b083008e79be8e4d2653cebb23bc2d4cd0f918d4cc8cd7",
    "raw_iperf_asia_in_log_sha256": "05b5af427c2157691b8e60cba5b5e7ec9e5e03462ba1566373596346e102ed99",
    "telemetry_log_sha256": "f8ab0d10c48276d06bd2ca8f8a6ed187d673fbeda6df4e43a7bb02051fcadc41",
    "agent_sim_json_sha256": "5df9f0732492b2bbcfb74c000d633fc037c4fdf535fb10b24fab90140d71e527",
    "raw_agent_sim_log_sha256": "b346b4fb786c0d86f9784a0dd677a8548f8fb18970dc214bcaa071674059f752"
  },
  "integrity": {
    "hash_algorithm": "sha256",
    "run_json_self_hash_note": "Final run.json and run.log hashes are written to artifact-manifest.sha256 after validation/logging completes.",
    "append_only_required": true
  },
  "status_notes": [],
  "timestamps": {
    "started_at_utc": "2026-05-06T15:02:19Z",
    "finished_at_utc": "2026-05-06T15:10:06Z"
  }
}