metricbeat "message":"Error fetching data for metricset system.process: non fatal error; reporting partial metrics: error fetching PID metrics for 267 processes, most likely a \"permission denied\" error."

    spec:
      serviceAccountName: metricbeat
      hostPID: true  # ✅ Allow access to host process IDs
      containers:
        - name: metricbeat
          image: docker.elastic.co/beats/metricbeat:8.4.3
          securityContext:
            privileged: true  # ✅ Full access to system resources
            capabilities:
              add:
                - SYS_PTRACE  # ✅ Allow process inspection
            runAsUser: 0  # ✅ Run as root

권한 문제