{
  "schema_version": "1.4",
  "epoch": "v3",
  "measurement_epoch": "v3",
  "methodology_version": "3.0",
  "run_id": "vultr-lax-vc2-4c-8gb-2026-08-17-003",
  "status": "partial",
  "provider": {
    "name": "vultr",
    "slug": "vultr"
  },
  "region": {
    "name": "lax",
    "slug": "lax"
  },
  "plan": {
    "name": "vc2-4c-8gb",
    "slug": "vc2-4c-8gb"
  },
  "pricing": {
    "monthly_usd": 40.0,
    "currency": "USD",
    "billing_period": "monthly"
  },
  "environment": {
    "cpu_model": "Intel Core Processor (Broadwell, no TSX, IBRS)",
    "vcpu_count": 4,
    "ram_gb": 7.75,
    "os": "Ubuntu 24.04.4 LTS",
    "kernel": "6.8.0-136-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 lax --plan vc2-4c-8gb --price 40.00",
    "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 lax --plan vc2-4c-8gb --price 40.00",
    "cpu": "sysbench cpu --threads=4 --time=30 --cpu-max-prime=20000 run",
    "storage": "fio --name=webbynode-storage --filename=/benchmarks/vultr/vultr-lax-vc2-4c-8gb-2026-08-17-003/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": 0.0259,
      "p95_percent": 0.0,
      "max_percent": 0.75,
      "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": 344488.1057,
          "p95_bps": 90179610.7977,
          "p99_bps": 90179610.7977,
          "p99_to_p50_ratio": 1.0001
        },
        "inbound": {
          "stddev_bps": 482808.2728,
          "p95_bps": 90255519.3799,
          "p99_bps": 90255519.3799,
          "p99_to_p50_ratio": 1.0009
        }
      },
      "eu_west": {
        "outbound": {
          "stddev_bps": 31983637.1036,
          "p95_bps": 154139128.5155,
          "p99_bps": 154139128.5155,
          "p99_to_p50_ratio": 1.7093
        },
        "inbound": {
          "stddev_bps": 35378669.3574,
          "p95_bps": 136309842.6862,
          "p99_bps": 136309842.6862,
          "p99_to_p50_ratio": 1.5116
        }
      },
      "asia": {
        "outbound": {
          "stddev_bps": 37226325.7286,
          "p95_bps": 164626098.3757,
          "p99_bps": 164626098.3757,
          "p99_to_p50_ratio": 1.8256
        },
        "inbound": {
          "stddev_bps": 36135239.1385,
          "p95_bps": 112173735.9655,
          "p99_bps": 112173735.9655,
          "p99_to_p50_ratio": 1.0386
        }
      }
    }
  },
  "results": {
    "cpu": {
      "status": "ok",
      "events_per_second": 1229.58,
      "latency_ms": {
        "avg": 3.25,
        "p95": 4.03,
        "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": 21350.976602,
        "write_iops": 21339.144057,
        "latency_ms": {
          "read_p95": 2.072576,
          "read_p99": 7.438336,
          "write_p95": 2.670592,
          "write_p99": 9.764864
        }
      }
    },
    "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": 271995966,
        "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": 90042040.68475135,
            "received_bps": 89321914.867144
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000393,
          "achieved_bps": 90042040.68475135,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004671187194594
        },
        "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": 90096756.7061507,
            "received_bps": 89903165.16953695
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.053726,
          "achieved_bps": 90096756.7061507,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0010750745127854
        }
      },
      "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": 90041646.7718977,
            "received_bps": 88147779.3471139
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000428,
          "achieved_bps": 90041646.7718977,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004627419099745
        },
        "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": 90024131.0225605,
            "received_bps": 89903210.1150294
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.153405,
          "achieved_bps": 90024131.0225605,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0002681224728944
        }
      },
      "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": 90042389.5818714,
            "received_bps": 87810947.7552042
          },
          "application_bytes_sent": 90046464,
          "measured_seconds": 8.000362,
          "achieved_bps": 90042389.5818714,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0004709953541266
        },
        "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": 90028220.73328996,
            "received_bps": 89771976.35325144
          },
          "application_bytes_sent": null,
          "measured_seconds": 8.176329,
          "achieved_bps": 90028220.73328996,
          "offered_load_bps": 90000000,
          "attainment_ratio": 1.0003135637032217
        }
      }
    }
  },
  "provenance": {
    "generated_by": "Webbynode",
    "dataset_name": "Webbynode Infrastructure Benchmark Dataset",
    "canonical_source": "https://webbynode.com",
    "canonical_run_url": "https://webbynode.com/benchmarks/vultr-lax-vc2-4c-8gb-2026-08-17-003",
    "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": 877,
    "iterations_successful": 877,
    "iterations_failed": 0,
    "failure_rate": 0.0,
    "failure_types": {},
    "phase_windows": {
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      "final_window_percent": 10,
      "steady_state_percent": 80
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    "latency_ms": {
      "avg": 141.25623860679983,
      "min": 127.99263000488281,
      "max": 176.3601303100586,
      "p50": 137.64405250549316,
      "p95": 160.76922416687012,
      "p99": 164.5212173461914,
      "stddev": 11.360352297894568
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    "iterations_per_second": {
      "start_window": 6.785703219546701,
      "end_window": 7.243878891826835
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    "throughput_drift_percent": 6.752073550171291,
    "disk": {
      "write_failures": 0,
      "checksum_failures": 0
    }
  },
  "instrumentation": {
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      "window_definition": {
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        "successful_task_window_count": 88
      },
      "metrics": {
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        "latency_p50_ms": 137.64405250549316,
        "latency_p95_ms": 160.76922416687012,
        "latency_p99_ms": 164.5212173461914,
        "latency_min_ms": 127.99263000488281,
        "latency_max_ms": 176.3601303100586,
        "latency_start_avg_ms": 147.36866138198158,
        "latency_end_avg_ms": 138.0475867878307,
        "latency_start_p95_ms": 164.5212173461914,
        "latency_end_p95_ms": 158.7367057800293,
        "failure_count": 0,
        "failure_types": {},
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      "phase_windows": {
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        "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": 877,
        "cpu_steal_avg_percent": 0.0008445838084378564,
        "cpu_steal_p95_percent": 0.0,
        "cpu_steal_max_percent": 0.7407,
        "cpu_iowait_avg_percent": 0.5332106043329532,
        "cpu_iowait_p95_percent": 2.7972,
        "cpu_iowait_max_percent": 9.4203,
        "load_1m_avg": 0.17942987457240595,
        "mem_available_min_mb": 7455.094
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    },
    "agent_sim_v1": {
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        "successful_task_window_count": 88
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      "metrics": {
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        "latency_p95_ms": 160.76922416687012,
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        "latency_start_p95_ms": 164.5212173461914,
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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": "f7b5cbd5a428d735ef7fdcda6ec1c43a508a1191b0f5b8d262856b75fcd8ab45",
    "raw_fio_log_sha256": "039dd8f1e69b195b8fa0ae5285a46334babd7903798a79c5878a398aad3367d7",
    "raw_iperf_us_out_log_sha256": "2c27edcb20c5a409d2c91c4e29cd49f605d8b9e0d943fe877af533cde3f2d36e",
    "raw_iperf_us_in_log_sha256": "769c619acd700733433de365054ad12b55c188351cb2fafcb3e3a87b470e2d0b",
    "raw_iperf_eu_out_log_sha256": "5fc807f4767d6c864c69c9446b9339f2d441581935863811ebe3f411b6ffb72e",
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    "raw_iperf_asia_out_log_sha256": "6ec80fc173915d6fc3fcd4801dd27b1629a0d94965e3dec4e08f5e876519f33f",
    "raw_iperf_asia_in_log_sha256": "01c63a48bcc4b0fc303eb76547fc9f80aa9c5f16238021da532eed64f242927e",
    "telemetry_log_sha256": "af9d1e54641e2c4c824eb7cef45ef4002ef7ca0a317253de52db78f17f10e1b8",
    "agent_sim_json_sha256": "e3d36e76b938254fbbfe31f6bacf7f376e3e23c0117e52bf9332f9fdf399129f",
    "raw_agent_sim_log_sha256": "d094c23134c31a58bebb7ffc629b9ec51663703752e5d064525fcf1379f51271",
    "raw_system_telemetry_log_sha256": "9aeb866309814180e623c277a27708c8282d445da1a59856f6a03b4ab14129f4",
    "system_telemetry_json_sha256": "2be7c17a2084b0d6dfb6dbe00bc589ce2f3b46881880242c7f3eeb47673a0df1",
    "artifact_provenance_json_sha256": "51196ba20268a4617b0d217732c53bfe61193b534032b46414762350c5075565"
  },
  "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": "2026-08-17T17:57:09Z",
    "finished_at_utc": "2026-08-17T18:04:54Z"
  }
}