---
source: apollo-router/src/plugins/telemetry/config_new/instruments.rs
description: Custom counter
expression: "&metrics.all()"
info:
telemetry:
instrumentation:
instruments:
graphql:
custom_counter:
description: count of requests
type: histogram
unit: unit
value:
field_custom:
list_length: value
---
- name: custom_counter
description: count of requests
unit: unit
data:
datapoints:
- sum: 5
attributes: {}