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Kubernetes Kooper Queue congestion

Queue congestion plugin for the Kubernetes Kooper controller/operator library.

This SLI will measure if there is a congestion on the event queue based on the duration an event is hold in the queue before being processed.

Options

  • controller: (Required) The controller being measured.
  • bucket: (Required) The max latency allowed hitogram bucket.
  • filter: (Optional) Prometheus extra label filter.

Metric requirements

  • kooper_controller_event_in_queue_duration_seconds_count.
  • kooper_controller_event_in_queue_duration_seconds_bucket.

Usage examples

Without filter

sli:
  plugin:
    id: "sloth-common/kubernetes/kooper/queue-congestion"
    options:
      controller: "sloth"
      bucket: "0.25"

With filter

sli:
  plugin:
    id: "sloth-common/kubernetes/kooper/queue-congestion"
    options:
      controller: "sloth"
      bucket: "0.25"
      filter: job="svc1",env="prod"
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