> ## Documentation Index
> Fetch the complete documentation index at: https://doc.lucidworks.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get system usage statistics



## OpenAPI

````yaml /api-reference/4.2/service-usage.json get /usage
openapi: 3.0.0
info:
  version: 4.2.6-rc1
  title: Fusion Service usage
servers:
  - url: /api/apollo/
security: []
tags:
  - name: usage
paths:
  /usage:
    get:
      tags:
        - 4.2 Usage API
      summary: Get system usage statistics
      operationId: getUsageMetrics
      parameters:
        - name: local
          in: query
          description: The cluster ID
          required: false
          schema:
            type: boolean
            default: false
        - name: includeServerInfo
          in: query
          description: The cluster ID
          required: false
          schema:
            type: boolean
            default: true
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/MetricValue'
components:
  schemas:
    MetricValue:
      type: object
      properties:
        type:
          type: string
          readOnly: true
          enum:
            - GAUGE
            - RATE
        name:
          type: string
          readOnly: true
        value:
          type: object

````