6.6.3.2. 在 Knative Serving 中查询内存用量

yaml 文件

apiVersion: metering.openshift.io/v1
kind: ReportQuery
metadata:
  name: knative-service-memory-usage
spec:
  inputs:
  - name: ReportingStart
    type: time
  - name: ReportingEnd
    type: time
  - default: knative-service-memory-usage
    name: KnativeServiceMemoryUsageDataSource
    type: ReportDataSource
  columns:
  - name: period_start
    type: timestamp
    unit: date
  - name: period_end
    type: timestamp
    unit: date
  - name: namespace
    type: varchar
    unit: kubernetes_namespace
  - name: service
    type: varchar
  - name: data_start
    type: timestamp
    unit: date
  - name: data_end
    type: timestamp
    unit: date
  - name: service_usage_memory_byte_seconds
    type: double
    unit: byte_seconds
  query: |
    SELECT
      timestamp '{| default .Report.ReportingStart .Report.Inputs.ReportingStart| prestoTimestamp |}' AS period_start,
      timestamp '{| default .Report.ReportingEnd .Report.Inputs.ReportingEnd | prestoTimestamp |}' AS period_end,
      labels['namespace'] as project,
      labels['label_serving_knative_dev_service'] as service,
      min("timestamp") as data_start,
      max("timestamp") as data_end,
      sum(amount * "timeprecision") AS service_usage_memory_byte_seconds
    FROM {| dataSourceTableName .Report.Inputs.KnativeServiceMemoryUsageDataSource |}
    WHERE "timestamp" >= timestamp '{| default .Report.ReportingStart .Report.Inputs.ReportingStart | prestoTimestamp |}'
    AND "timestamp" < timestamp '{| default .Report.ReportingEnd .Report.Inputs.ReportingEnd | prestoTimestamp |}'
    GROUP BY labels['namespace'],labels['label_serving_knative_dev_service']