Just installed signoz on selfhost VM. In another VM i've installed otelcol-contrib and pointed to signoz VM

receivers:
  hostmetrics:
    collection_interval: 60s
    scrapers:
      cpu: {}
      load: {}
      memory: {}
      disk: {}
      filesystem: {}
      network: {}

processors:
  resourcedetection:
    detectors: [env, system]
    system:
      hostname_sources: [os]

extensions:
  health_check:
  zpages:

exporters:
  otlp:
    endpoint: 172.20.0.100:4317
    tls:
      insecure: true

service:
  telemetry:
    metrics:
      readers:
        - type: prometheus
          endpoint: 0.0.0.0:8888
  extensions: [health_check, zpages]
  pipelines:
    metrics/hostmetrics:
      receivers: [hostmetrics]
      processors: [resourcedetection]
      exporters: [otlp]

All status in Otel Contrib are good but I don't see any hostmetrics. Any reason ?