»dynamic_application_sizing Block

Placementdynamic_application_sizing
Enterprise

This functionality only exists in Nomad Autoscaler Enterprise. This is not present in the open source version of Nomad Autoscaler.

The dynamic_application_sizing blocks configures the Nomad Autoscaler agent options for Dynamic Application Sizing. Learn more about the Dynamic Application Sizing functionality in the Dynamic Application Sizing Concepts guide

dynamic_application_sizing {
  evaluate_after            = "1h"
  metrics_preload_threshold = "12h"
}

»dynamic_application_sizing Parameters

  • cpu_metric (string: "nomad_client_allocs_cpu_total_ticks") - The APM metric to use for querying the historical CPU usage of a task.

  • evaluate_after (string: "24h") - Specifies how much historical data must be available for a task before the Autoscaler starts generating recommendations.

  • group_label (string: "task_group") - The label used by the APM to store the name of a task group. It is used by the Autoscaler when querying the APM for metrics.

  • job_label (string: "exported_job") - The label used by the APM to store the ID of a job. It is used by the Autoscaler when querying the APM for metrics.

  • memory_metric (string: "nomad_client_allocs_memory_usage") - The APM metric to use for querying the historical memory usage of a task.

  • metrics_preload_threshold (string: "168h") - Specifies how much historical data the Autoscaler will preload from the APM when it starts.

  • namespace_label (string: "namespace") - The label used by the APM to store the namespace of a job. It is used by the Autoscaler when querying the APM for metrics.

  • task_label (string: "task") - The label used by the APM to store the name of a task. It is used by the Autoscaler when querying the APM for metrics.