{
  "schema_version": "1.4",
  "epoch": "v3",
  "measurement_epoch": "v3",
  "methodology_version": "3.0",
  "run_id": "vultr-fra-vhf-3c-8gb-2026-08-19-003",
  "status": "partial",
  "provider": {
    "name": "vultr",
    "slug": "vultr"
  },
  "region": {
    "name": "fra",
    "slug": "fra"
  },
  "plan": {
    "name": "vhf-3c-8gb",
    "slug": "vhf-3c-8gb"
  },
  "pricing": {
    "monthly_usd": 48.0,
    "currency": "USD",
    "billing_period": "monthly"
  },
  "environment": {
    "cpu_model": "Intel Core Processor (Skylake, IBRS, no TSX)",
    "vcpu_count": 3,
    "ram_gb": 7.75,
    "os": "Ubuntu 24.04.4 LTS",
    "kernel": "6.8.0-138-generic",
    "arch": "x86_64",
    "virtualization": "microsoft",
    "hostname": "wn-vultr-003"
  },
  "runner": {
    "name": "webbynode-bench",
    "version": "v2.5.2-network-contention-v3",
    "command": "./webbynode-bench --provider vultr --region fra --plan vhf-3c-8gb --price 48.00",
    "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 vultr --region fra --plan vhf-3c-8gb --price 48.00",
    "cpu": "sysbench cpu --threads=3 --time=30 --cpu-max-prime=20000 run",
    "storage": "fio --name=webbynode-storage --filename=/benchmarks/vultr/vultr-fra-vhf-3c-8gb-2026-08-19-003/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 -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": 0.0345,
      "p95_percent": 0.0,
      "max_percent": 1.0,
      "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": 379421.0934,
          "p95_bps": 90248832.5743,
          "p99_bps": 90248832.5743,
          "p99_to_p50_ratio": 1.0008
        },
        "inbound": {
          "stddev_bps": 708270.0465,
          "p95_bps": 91225840.1258,
          "p99_bps": 91225840.1258,
          "p99_to_p50_ratio": 1.0117
        }
      },
      "eu_west": {
        "outbound": {
          "stddev_bps": 394132.9546,
          "p95_bps": 90536693.8998,
          "p99_bps": 90536693.8998,
          "p99_to_p50_ratio": 1.0043
        },
        "inbound": {
          "stddev_bps": 345035.8587,
          "p95_bps": 90245311.901,
          "p99_bps": 90245311.901,
          "p99_to_p50_ratio": 1.0011
        }
      },
      "asia": {
        "outbound": {
          "stddev_bps": 27267216.0436,
          "p95_bps": 144704359.1302,
          "p99_bps": 144704359.1302,
          "p99_to_p50_ratio": 1.6047
        },
        "inbound": {
          "stddev_bps": 36874642.3666,
          "p95_bps": 145876349.0144,
          "p99_bps": 145876349.0144,
          "p99_to_p50_ratio": 1.6189
        }
      }
    }
  },
  "results": {
    "cpu": {
      "status": "ok",
      "events_per_second": 1103.58,
      "latency_ms": {
        "avg": 2.72,
        "p95": 3.43,
        "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": 28240.725309,
        "write_iops": 28205.293157,
        "latency_ms": {
          "read_p95": 3.293184,
          "read_p99": 6.127616,
          "write_p95": 3.293184,
          "write_p99": 7.176192
        }
      }
    },
    "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": 271404073,
        "application_bytes_sent": 270139392,
        "offered_load_bps": 90000000,
        "measurement_seconds": 8,
        "egress_interface": "enp1s0",
        "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": 90030292.30874404,
            "received_bps": 88891286.5985094
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.001437,
          "achieved_bps": 90030292.30874404,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0003365812082672
        },
        "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": 90112765.79643595,
            "received_bps": 89902940.4427487
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.087204,
          "achieved_bps": 90112765.79643595,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0012529532937329
        }
      },
      "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": 90042232.0150953,
            "received_bps": 89997808.93454477
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000376,
          "achieved_bps": 90042232.0150953,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.00046924461217
        },
        "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": 89993412.8831054,
            "received_bps": 90034253.1044227
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.004716,
          "achieved_bps": 89993412.8831054,
          "offered_load_bps": 90000000,
          "attainment_ratio": 0.9999268098122822
        }
      },
      "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": 90040251.22266562,
            "received_bps": 88206955.58083265
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000552,
          "achieved_bps": 90040251.22266562,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.000447235807396
        },
        "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": 90009293.9709119,
            "received_bps": 89912559.75436774
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.154749,
          "achieved_bps": 90009293.9709119,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0001032663434657
        }
      }
    }
  },
  "provenance": {
    "generated_by": "Webbynode",
    "dataset_name": "Webbynode Infrastructure Benchmark Dataset",
    "canonical_source": "https://webbynode.com",
    "canonical_run_url": "https://webbynode.com/benchmarks/vultr-fra-vhf-3c-8gb-2026-08-19-003",
    "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": 745,
    "iterations_successful": 745,
    "iterations_failed": 0,
    "failure_rate": 0.0,
    "failure_types": {},
    "phase_windows": {
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    "latency_ms": {
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      "min": 185.97054481506348,
      "max": 255.5081844329834,
      "p50": 200.9446620941162,
      "p95": 215.83104133605957,
      "p99": 224.56645965576172,
      "stddev": 8.169429342638068
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    "iterations_per_second": {
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    "throughput_drift_percent": 1.1113939983990835,
    "disk": {
      "write_failures": 0,
      "checksum_failures": 0
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  },
  "instrumentation": {
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      "window_definition": {
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        "successful_task_window_count": 75
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      "metrics": {
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        "latency_p95_ms": 215.83104133605957,
        "latency_p99_ms": 224.56645965576172,
        "latency_min_ms": 185.97054481506348,
        "latency_max_ms": 255.5081844329834,
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        "failure_count": 0,
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      "phase_windows": {
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        "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": 745,
        "cpu_steal_avg_percent": 0.6720873825503356,
        "cpu_steal_p95_percent": 2.439,
        "cpu_steal_max_percent": 9.6774,
        "cpu_iowait_avg_percent": 0.007704832214765101,
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        "cpu_iowait_max_percent": 0.8475,
        "load_1m_avg": 0.16284563758389262,
        "mem_available_min_mb": 7469.715
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    },
    "agent_sim_v1": {
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        "successful_task_window_count": 75
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      "metrics": {
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        "latency_start_p95_ms": 222.06902503967285,
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        "failure_count": 0,
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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": "25a4a2fb3a6d7343acfebb432d05cb729e07ffe861ad9d62360a48b423d260f4",
    "raw_fio_log_sha256": "0a624dd2a1e41c1a5d7838ee7bf71d83b8597bcee10606210a379867ba701105",
    "raw_iperf_us_out_log_sha256": "9443f7a5bf2ea73a4f5482af88c2861d598b7802bc934c630c51913d7f643f80",
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    "raw_iperf_eu_out_log_sha256": "8a1f63cc2d126c47014dfa392a5382bd00b1d248aefeb5455494ad7145b65404",
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    "raw_iperf_asia_out_log_sha256": "74ad42ea7e5a59ae359bd6749cf544cebffeb7af5dc3d0fe70c77c67af394527",
    "raw_iperf_asia_in_log_sha256": "c5e315427d214d497cb869dcf2c1623a26cc8b26db90eba90677720c553ec01e",
    "telemetry_log_sha256": "cbf8256628efdf473b9c897ba9f4d0e4f0daf4199eba54d5663b44a7d7cdd452",
    "agent_sim_json_sha256": "b37c791808f5c5f7a6c2a1923bcc4522c46be80d7a314ae0e5a4c860dc1d5bc5",
    "raw_agent_sim_log_sha256": "ebe847e31fd7cfac7ae33dc9d7d067f5189bb11b4d377fe834bbe2aee7048d70",
    "raw_system_telemetry_log_sha256": "3b32edfaf33b4e1376187380f446bfdd13b0109cffa0c542b2f2541ae462440e",
    "system_telemetry_json_sha256": "ad644fd3015b5efd75185220a39b8181c390d4b104953242657a29a27c2a905e",
    "artifact_provenance_json_sha256": "4d091fec35fcfc756d3a5e13265ecae7be4bae72f93131fc63384dd07b8d2352"
  },
  "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": "2026-08-19T03:21:59Z",
    "finished_at_utc": "2026-08-19T03:29:39Z"
  }
}