OpenTelemetry Collector HostMetrics (Node Exporter)

exporters:
  otlphttp/mimir:
    endpoint: http://mimir:9009/otlp

receivers:
  # otelcontribcol metrics + host metrics
  prometheus/agent:
    config:
      scrape_configs:
        - job_name: otel-collector
          scrape_interval: 10s
          static_configs:
            - targets: [0.0.0.0:8888]
  hostmetrics/agent:
    collection_interval: 10s
    scrapers:
      cpu:
        metrics:
          system.cpu.logical.count:
            enabled: true
      memory:
        metrics:
          system.memory.utilization:
            enabled: true
          system.memory.limit:
            enabled: true
      load:
      disk:
      filesystem:
        metrics:
          system.filesystem.utilization:
            enabled: true
      network:
      paging:
      processes:
      process:
        mute_process_user_error: true
        metrics:
          process.cpu.utilization:
            enabled: true
          process.memory.utilization:
            enabled: true
          process.threads:
            enabled: true
          process.paging.faults:
            enabled: true

processors:
  batch/agent:
  resource/agent:
    attributes:
      - action: upsert
        key: service.namespace
        value: agent
  attributes/agent:
    actions:
      - key: service.namespace
        action: upsert
        value: agent
      - key: service.name
        action: upsert
        value: otel-collector
  resourcedetection/system:
    detectors: ["system"]
    system:
      hostname_sources: ["os"]
  transform:
    metric_statements:
      - context: datapoint
        statements:
          - set(attributes["host.name"], resource.attributes["host.name"])
          - set(attributes["process.command"], resource.attributes["process.command"])
          - set(attributes["process.command_line"], resource.attributes["process.command_line"])
          - set(attributes["process.executable.name"], resource.attributes["process.executable.name"])
          - set(attributes["process.executable.path"], resource.attributes["process.executable.path"])
          - set(attributes["process.owner"], resource.attributes["process.owner"])
          - set(attributes["process.parent_pid"], resource.attributes["process.parent_pid"])
          - set(attributes["process.pid"], resource.attributes["process.pid"])

service:
  telemetry:
    metrics:
      level: detailed

  pipelines:
    metrics/agent:
      receivers: [prometheus/agent, hostmetrics/agent]
      processors: [attributes/agent, resourcedetection/system, transform, batch/agent]
      exporters: [otlphttp/mimir]