apollo-router 1.61.13

A configurable, high-performance routing runtime for Apollo Federation 🚀
Documentation 
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---
source: apollo-router/src/plugins/telemetry/config_new/instruments.rs
description: Custom counter using cache selector
expression: "&metrics.all()"
info:
  telemetry:
    instrumentation:
      instruments:
        default_requirement_level: none
        cache:
          apollo.router.operations.entity.cache:
            attributes:
              entity.type:
                alias: entity_type
              subgraph.name:
                subgraph_name: true
              supergraph.operation.name:
                supergraph_operation_name: string
        subgraph:
          only_cache_hit_on_subgraph_products:
            type: counter
            value:
              cache: hit
            unit: hit
            description: counter of subgraph request cache hit on subgraph products
            condition:
              all:
                - eq:
                    - subgraph_name: true
                    - products
                - gt:
                    - cache: hit
                      entity_type: all
                    - 0
            attributes:
              subgraph.name: true
              supergraph.operation.name:
                supergraph_operation_name: string
          only_cache_hit_on_subgraph_products_on_product_entity:
            type: counter
            value:
              cache: hit
              entity_type: Product
            unit: hit
            description: counter of subgraph request cache hit on subgraph products on product entity
            condition:
              all:
                - eq:
                    - subgraph_name: true
                    - products
                - gt:
                    - cache: hit
                    - 0
            attributes:
              subgraph.name: true
              supergraph.operation.name:
                supergraph_operation_name: string
---
- name: apollo.router.operations.entity.cache
  description: Entity cache hit/miss operations at the subgraph level
  unit: ops
  data:
    datapoints:
      - value: 0
        attributes:
          cache.hit: false
          entity_type: Product
          subgraph.name: products
          supergraph.operation.name: Test
      - value: 0
        attributes:
          cache.hit: false
          entity_type: Review
          subgraph.name: products
          supergraph.operation.name: Test
      - value: 3
        attributes:
          cache.hit: true
          entity_type: Product
          subgraph.name: products
          supergraph.operation.name: Test
      - value: 5
        attributes:
          cache.hit: true
          entity_type: Review
          subgraph.name: products
          supergraph.operation.name: Test
- name: only_cache_hit_on_subgraph_products
  description: counter of subgraph request cache hit on subgraph products
  unit: hit
  data:
    datapoints:
      - value: 8
        attributes:
          subgraph.name: products
          supergraph.operation.name: Test
- name: only_cache_hit_on_subgraph_products_on_product_entity
  description: counter of subgraph request cache hit on subgraph products on product entity
  unit: hit
  data:
    datapoints:
      - value: 3
        attributes:
          subgraph.name: products
          supergraph.operation.name: Test