Logging

All CCME logs listed in the Troubleshooting section are available and retained for a period in days locally and in AWS CloudWatch and AWS S3.

Management Host Stack Logs

The retention logs period is defined in days (14 days as default) by the CCME Management Host (CMH) stack parameter CCMELogsRetention.

• Application Load Balancer:

  • S3: ccme-alb-logs-$stack_id

• Lambda:

  • CloudWatch Loggroup: /ccme/ccme-lambda-alb-$stack_id

• Management Host Instance:

  • CloudWatch Loggroup: /ccme/ccme-cmh-$stack_id

Cluster Logs

The retention logs period is defined in days (14 days as default) by the cluster parameter RetentionInDays available as following in the cluster configuration file:

Monitoring:
  Logs:
    CloudWatch:
      Enabled: true
      RetentionInDays: {{ CCME_LOGS_RETENTION }}
      DeletionPolicy: Retain

• Cluster configuration:

  • S3: ccme-cluster-$stack_id

• Lambda:

  • CloudWatch Loggroup: /aws/lambda/pcluster-CleanupResources-$stack_id

• HeadNode:

  • CloudWatch Loggroup: /aws/parallelcluster/$cluster_name-$stack_id