{
  "schema_version": "1.4",
  "epoch": "v3",
  "measurement_epoch": "v3",
  "methodology_version": "3.0",
  "run_id": "aws-eu-west-3-c8g-large-2026-09-04-002",
  "status": "partial",
  "provider": {
    "name": "aws",
    "slug": "aws"
  },
  "region": {
    "name": "eu-west-3",
    "slug": "eu-west-3"
  },
  "plan": {
    "name": "c8g-large",
    "slug": "c8g-large"
  },
  "pricing": {
    "monthly_usd": 68.94,
    "currency": "USD",
    "billing_period": "monthly"
  },
  "environment": {
    "cpu_model": "Neoverse-V2",
    "vcpu_count": 2,
    "ram_gb": 3.71,
    "os": "Ubuntu 24.04.4 LTS",
    "kernel": "7.0.0-1012-aws",
    "arch": "aarch64",
    "virtualization": "amazon",
    "hostname": "ip-172-31-1-186.eu-west-3.compute.internal"
  },
  "runner": {
    "name": "webbynode-bench",
    "version": "v2.5.2-network-contention-v3",
    "command": "./webbynode-bench --provider aws --region eu-west-3 --plan c8g-large --price 68.94",
    "schema_version": "1.4",
    "methodology_version": "3.0"
  },
  "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 --region eu-west-3 --plan c8g-large --price 68.94",
    "cpu": "sysbench cpu --threads=2 --time=30 --cpu-max-prime=20000 run",
    "storage": "fio --name=webbynode-storage --filename=/benchmarks/aws/aws-eu-west-3-c8g-large-2026-09-04-002/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 -b 90000000 -t 8 -J",
      "us_east_inbound": "iperf3 -c us-east.webbynode.com -p 5201 -P 1 -b 90000000 -t 8 -R -J",
      "eu_west_outbound": "iperf3 -c eu-west.webbynode.com -p 5201 -P 1 -b 90000000 -t 8 -J",
      "eu_west_inbound": "iperf3 -c eu-west.webbynode.com -p 5201 -P 1 -b 90000000 -t 8 -R -J",
      "asia_outbound": "iperf3 -c asia.webbynode.com -p 5201 -P 1 -b 90000000 -t 8 -J",
      "asia_inbound": "iperf3 -c asia.webbynode.com -p 5201 -P 1 -b 90000000 -t 8 -R -J"
    }
  },
  "telemetry": {
    "status": "ok",
    "backend": "mpstat",
    "cpu_steal": {
      "avg_percent": 0.0172,
      "p95_percent": 0.0,
      "max_percent": 0.5,
      "time_above_0_5_percent": 0.0
    },
    "iowait": {
      "avg_percent": 0.0,
      "p95_percent": 0.0,
      "max_percent": 0.0
    },
    "network_variance": {
      "us_east": {
        "outbound": {
          "stddev_bps": 346117.3714,
          "p95_bps": 90177718.7504,
          "p99_bps": 90177718.7504,
          "p99_to_p50_ratio": 1.0
        },
        "inbound": {
          "stddev_bps": 345058.1757,
          "p95_bps": 90180062.3208,
          "p99_bps": 90180062.3208,
          "p99_to_p50_ratio": 1.0
        }
      },
      "eu_west": {
        "outbound": {
          "stddev_bps": 346243.5368,
          "p95_bps": 90177896.1264,
          "p99_bps": 90177896.1264,
          "p99_to_p50_ratio": 1.0
        },
        "inbound": {
          "stddev_bps": 343836.2388,
          "p95_bps": 90206220.7465,
          "p99_bps": 90206220.7465,
          "p99_to_p50_ratio": 1.0003
        }
      },
      "asia": {
        "outbound": {
          "stddev_bps": 25751777.4667,
          "p95_bps": 134217728.0,
          "p99_bps": 134217728.0,
          "p99_to_p50_ratio": 1.4884
        },
        "inbound": {
          "stddev_bps": 36534620.5656,
          "p95_bps": 136315156.2506,
          "p99_bps": 136315156.2506,
          "p99_to_p50_ratio": 1.512
        }
      }
    }
  },
  "results": {
    "cpu": {
      "status": "ok",
      "events_per_second": 2494.01,
      "latency_ms": {
        "avg": 0.8,
        "p95": 0.8,
        "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": 1555.163225,
        "write_iops": 1544.703531,
        "latency_ms": {
          "read_p95": 21.102592,
          "read_p99": 21.364736,
          "write_p95": 21.102592,
          "write_p99": 21.364736
        }
      }
    },
    "network": {
      "traffic_budget": {
        "protocol_version": "3.0",
        "scope": "three-run-cluster",
        "cluster_limit_bytes": 1000000000,
        "run_limit_bytes": 333333333,
        "planned_payload_bytes": 270000000,
        "measured_provider_egress_bytes": 283453535,
        "application_bytes_sent": 270139392,
        "offered_load_bps": 90000000,
        "measurement_seconds": 8,
        "egress_interface": "ens34",
        "enforcement": "os-interface-counter-process-guard",
        "status": "payload_noncompliant"
      },
      "us_east": {
        "endpoint": {
          "slug": "us-east",
          "host": "us-east.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "87.99.130.1",
            "sent_bps": 90044663.10673787,
            "received_bps": 89018243.8835803
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.00016,
          "achieved_bps": 90044663.10673787,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004962567415319
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "87.99.130.1",
            "sent_bps": 89995158.8654189,
            "received_bps": 90035333.38191065
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.086121,
          "achieved_bps": 89995158.8654189,
          "offered_load_bps": 90000000,
          "attainment_ratio": 0.9999462096157655
        }
      },
      "eu_west": {
        "endpoint": {
          "slug": "eu-west",
          "host": "eu-west.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "46.225.222.50",
            "sent_bps": 90044989.51329672,
            "received_bps": 89911922.04764594
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000131,
          "achieved_bps": 90044989.51329672,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004998834810748
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "46.225.222.50",
            "sent_bps": 90033729.6253559,
            "received_bps": 90035052.05715176
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.012778,
          "achieved_bps": 90033729.6253559,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0003747736150654
        }
      },
      "asia": {
        "endpoint": {
          "slug": "asia",
          "host": "asia.webbynode.com"
        },
        "outbound": {
          "direction": "outbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "139.162.46.15",
            "sent_bps": 90044415.4895476,
            "received_bps": 88134048.6423529
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000182,
          "achieved_bps": 90044415.4895476,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004935054394177
        },
        "inbound": {
          "direction": "inbound",
          "parallel_streams": 1,
          "duration_seconds": 8,
          "retries_used": 0,
          "final_outcome": "ok",
          "result": {
            "status": "ok",
            "remote_host": "139.162.46.15",
            "sent_bps": 90047408.887629,
            "received_bps": 89903929.24902074
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.162942,
          "achieved_bps": 90047408.887629,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0005267654181
        }
      }
    }
  },
  "provenance": {
    "generated_by": "Webbynode",
    "dataset_name": "Webbynode Infrastructure Benchmark Dataset",
    "canonical_source": "https://webbynode.com",
    "canonical_run_url": "https://webbynode.com/benchmarks/aws-eu-west-3-c8g-large-2026-09-04-002",
    "attribution_required": true,
    "preferred_attribution": "Webbynode Infrastructure Benchmark Dataset",
    "preferred_citation_url": "https://webbynode.com",
    "reuse_note": "Published benchmark data should preserve this provenance context or cite the canonical Webbynode benchmark URL.",
    "verification_context": {
      "artifact_manifest": "artifact-manifest.sha256",
      "hash_algorithm": "sha256",
      "purpose": "Canonical source, attribution, and verification context for this Webbynode benchmark artifact bundle."
    }
  },
  "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",
    "raw_system_telemetry_log": "raw.system-telemetry.log",
    "system_telemetry_json": "system-telemetry.json",
    "artifact_manifest_sha256": "artifact-manifest.sha256",
    "artifact_provenance_json": "artifact-provenance.json"
  },
  "agent_sim": {
    "enabled": true,
    "version": "agent_sim_v2",
    "duration_seconds": 300,
    "iterations_total": 807,
    "iterations_successful": 807,
    "iterations_failed": 0,
    "failure_rate": 0.0,
    "failure_types": {},
    "phase_windows": {
      "warmup_percent": 10,
      "final_window_percent": 10,
      "steady_state_percent": 80
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    "latency_ms": {
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      "min": 166.6579246520996,
      "max": 196.84934616088867,
      "p50": 168.35784912109375,
      "p95": 176.97501182556152,
      "p99": 179.98337745666504,
      "stddev": 4.581153138672329
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    "iterations_per_second": {
      "start_window": 5.802204252216251,
      "end_window": 5.8575364268207215
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    "throughput_drift_percent": 0.9536405855298062,
    "disk": {
      "write_failures": 0,
      "checksum_failures": 0
    }
  },
  "instrumentation": {
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        "successful_task_window_percent": 10,
        "successful_task_window_count": 81
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      "metrics": {
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        "latency_p50_ms": 168.35784912109375,
        "latency_p95_ms": 176.97501182556152,
        "latency_p99_ms": 179.98337745666504,
        "latency_min_ms": 166.6579246520996,
        "latency_max_ms": 196.84934616088867,
        "latency_start_avg_ms": 172.34829325734833,
        "latency_end_avg_ms": 170.72023580103746,
        "latency_start_p95_ms": 178.2855987548828,
        "latency_end_p95_ms": 176.4535903930664,
        "failure_count": 0,
        "failure_types": {},
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      "phase_windows": {
        "warmup_percent": 10,
        "final_window_percent": 10,
        "steady_state_percent": 80
      }
    },
    "system_telemetry_v1": {
      "source_artifacts": {
        "raw_system_telemetry_log": "raw.system-telemetry.log",
        "system_telemetry_json": "system-telemetry.json"
      },
      "metrics": {
        "version": "system_telemetry_v1",
        "source": "raw.system-telemetry.log",
        "samples_count": 807,
        "cpu_steal_avg_percent": 0.0,
        "cpu_steal_p95_percent": 0.0,
        "cpu_steal_max_percent": 0.0,
        "cpu_iowait_avg_percent": 0.004978934324659232,
        "cpu_iowait_p95_percent": 0.0,
        "cpu_iowait_max_percent": 1.3514,
        "load_1m_avg": 0.0938537794299876,
        "mem_available_min_mb": 3409.84
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    },
    "agent_sim_v1": {
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        "successful_task_window_count": 81
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      "metrics": {
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        "latency_p50_ms": 168.35784912109375,
        "latency_p95_ms": 176.97501182556152,
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        "latency_min_ms": 166.6579246520996,
        "latency_max_ms": 196.84934616088867,
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        "latency_start_p95_ms": 178.2855987548828,
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        "failure_count": 0,
        "failure_types": {},
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      "phase_windows": {
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        "final_window_percent": 10,
        "steady_state_percent": 80
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    }
  },
  "artifact_hashes": {
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    "raw_sysbench_log_sha256": "b7590ed82f72c3c558c2812f07d6639b12c7ef815c5403aeb561c665af6163b0",
    "raw_fio_log_sha256": "b3c61c4063897eb07dfb2db2f9932b5d5d7b613131be05ad453df8b8b3060764",
    "raw_iperf_us_out_log_sha256": "9075c0a835ce455684ee0f1112bb9a5076c1dbca157a170c8c78fb0e220cafd0",
    "raw_iperf_us_in_log_sha256": "2a7278a0bf35e3359f47a3c9b293a550179de1a521bf9fa4ceb461cf10dd23e6",
    "raw_iperf_eu_out_log_sha256": "2dffca8555a5306bde562b2bc4361862a5cf0ce4967c9209ce17bbd9a1eb277b",
    "raw_iperf_eu_in_log_sha256": "992a197da90de6e5b39d7fb0497b3c72883a13221a4fabd7a62a7dbe4f200511",
    "raw_iperf_asia_out_log_sha256": "d7cd2bdb0b3c4322e44b681d970f173cac78201fc7ed707e2042e3a4c1e6c023",
    "raw_iperf_asia_in_log_sha256": "f2440512241131aecfc672f45e76c4d93b25f8a72f4903062e9c7747665dac68",
    "telemetry_log_sha256": "603a0eeadfd636728691618b595fe8fa23c973e7a3f76c5e92deed4eeb08daea",
    "agent_sim_json_sha256": "e5c298cc224be0bcf5d891418316693f8ad754ca3fba6f17351af47da1fbf71c",
    "raw_agent_sim_log_sha256": "b10511cf455079d7d906eaac29e9bd17db321a3fdace3766a9280644ec280c4b",
    "raw_system_telemetry_log_sha256": "49befb1cfd504169c3d4e157f841af7d72e2c1917dead5fd53b80a12e15269da",
    "system_telemetry_json_sha256": "319e5324ffdadaf1b19ddc433c9968f9bec2887e31925add97bbc0d4d99965d2",
    "artifact_provenance_json_sha256": "2de12d43078bce78c68fa1b3576305324ad680cca1c3de5769461d06c14699c8"
  },
  "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": [
    "network_stagger=44s",
    "network_budget=payload_noncompliant"
  ],
  "timestamps": {
    "started_at_utc": "2026-09-04T16:45:40Z",
    "finished_at_utc": "2026-09-04T16:53:25Z"
  }
}