Schema.ai· vLLM
vLLM official site ↗vLLM v0.23.0API up

In vLLM v0.23.0, vllm:num_requests_running is set from SchedulerStats.num_running_reqs and observes scheduler running-request state.

MetricvLLM v0.23.0confidence: highverified 11 min agoverified-code

Metric

num_requests_running

Applies when

V1 scheduler statsPrometheusStatLogger metrics publisher

Evidence

vLLM v0.23.0 v1 metrics stats.py(vllm/v1/metrics/stats.py:171-176)
definesprimarysource_codecode_introspection
vLLM v0.23.0 v1 metrics loggers.py(vllm/v1/metrics/loggers.py:1066-1069)
definesprimarysource_codecode_introspection

Does not establish

  • queue latency
  • request success or failure
  • capacity saturation by itself

Guards

  • vllm_version = v0.23.0
  • metric_name = vllm:num_requests_running
  • runtime_component = scheduler

Freshness

Pinned release-tag source snapshot; re-check if target phase-1 release changes or metrics API compatibility becomes customer-facing.