Vorkonfigurierte Warnmeldungen

Das Amazon SageMaker HyperPod (SageMaker HyperPod) Observability-Add-on aktiviert Standardwarnungen für Ihren Cluster und Ihre Workloads, um Sie zu benachrichtigen, wenn das System allgemeine Frühindikatoren für eine unzureichende Cluster-Leistung erkennt. Diese Benachrichtigungen werden im integrierten Warnsystem von Amazon Managed Grafana definiert. Informationen darüber, wie Sie diese vorkonfigurierten Benachrichtigungen ändern oder neue erstellen können, finden Sie unter Alerts in Grafana Version 10 im Amazon Managed Grafana-Benutzerhandbuch. Die folgende YAML zeigt die Standardwarnungen.

groups:
- name: sagemaker_hyperpod_alerts
  rules:
  # GPU_TEMP_ABOVE_80C
  - alert: GPUHighTemperature
    expr: DCGM_FI_DEV_GPU_TEMP > 80
    for: 5m
    labels:
      severity: warning
    annotations:
      summary: "GPU Temperature Above 80C"
      description: "GPU {{ $labels.gpu }} temperature is {{ $value }}°C."

  # GPU_TEMP_ABOVE_85C  
  - alert: GPUCriticalTemperature  
    expr: DCGM_FI_DEV_GPU_TEMP > 85
    for: 1m
    labels:
      severity: critical
    annotations:
      summary: "GPU Temperature Above 85C"
      description: "GPU {{ $labels.gpu }} temperature is {{ $value }}°C."

  # GPU_MEMORY_ERROR
  # Any ECC double-bit errors indicate serious memory issues requiring immediate attention
  - alert: GPUMemoryErrorDetected
    expr: DCGM_FI_DEV_ECC_DBE_VOL_TOTAL > 0 or DCGM_FI_DEV_ECC_DBE_AGG_TOTAL > DCGM_FI_DEV_ECC_DBE_AGG_TOTAL offset 5m
    labels:
      severity: critical
    annotations:
      summary: "GPU ECC Double-Bit Error Detected"
      description: "GPU {{ $labels.gpu }} has detected ECC double-bit errors."

  # GPU_POWER_WARNING
  # Sustained power limit violations can impact performance and stability
  - alert: GPUPowerViolation
    expr: DCGM_FI_DEV_POWER_VIOLATION > 100
    for: 5m
    labels:
      severity: warning  
    annotations:
      summary: "GPU Power Violation"
      description: "GPU {{ $labels.gpu }} has been operating at power limit for extended period."

  # GPU_NVLINK_ERROR
  # NVLink errors above threshold indicate interconnect stability issues
  - alert: NVLinkErrorsDetected
    expr: DCGM_FI_DEV_NVLINK_RECOVERY_ERROR_COUNT_TOTAL > 0 or DCGM_FI_DEV_NVLINK_REPLAY_ERROR_COUNT_TOTAL > 10
    labels:
      severity: warning
    annotations:
      summary: "NVLink Errors Detected" 
      description: "GPU {{ $labels.gpu }} has detected NVLink errors."

  # GPU_THERMAL_VIOLATION  
  # Immediate alert on thermal violations to prevent hardware damage
  - alert: GPUThermalViolation
    expr: increase(DCGM_FI_DEV_THERMAL_VIOLATION[5m]) > 0
    for: 1m
    labels:
      severity: critical
    annotations:
      summary: "GPU Thermal Violation Detected"
      description: "GPU {{ $labels.gpu }} has thermal violations on node {{ $labels.Hostname }}"

  # GPU_XID_ERROR
  # XID errors indicate driver or hardware level GPU issues requiring investigation
  - alert: GPUXidError
    expr: DCGM_FI_DEV_XID_ERRORS > 0
    for: 0m
    labels:
      severity: critical
    annotations:
      summary: "GPU XID Error Detected"
      description: "GPU {{ $labels.gpu }} experienced XID error {{ $value }} on node {{ $labels.Hostname }}"

  # DISK_SPACE_WARNING
  # 90% threshold ensures time to respond before complete disk exhaustion
  - alert: NodeDiskSpaceWarning
    expr: (node_filesystem_size_bytes - node_filesystem_free_bytes) / node_filesystem_size_bytes * 100 > 90
    for: 5m
    labels:
      severity: warning
    annotations:
      summary: "High Disk Usage"
      description: "Node {{ $labels.instance }} disk usage is above 90%"

  # FSX_STORAGE_WARNING
  # 80% FSx utilization allows buffer for burst workloads
  - alert: FsxLustreStorageWarning
    expr: fsx_lustre_storage_used_bytes / fsx_lustre_storage_capacity_bytes * 100 > 80
    for: 5m
    labels:
      severity: warning
    annotations:
      summary: "High FSx Lustre Usage"
      description: "FSx Lustre storage usage is above 80% on file system {{ $labels.filesystem_id }}"