vllm:external_prefix_cache_hits

Counter for external prefix cache hits from KV connector cross-instance cache sharing, in cached tokens.

MetricPrometheusvLLM v0.23.0verified Jun 25

No claims about this entity yet.

vllm:external_prefix_cache_hits is registered as a Prometheus counter in vLLM v0.23.0.

vllm.surface.prometheus_metricscomplete_inventoryPrometheusStatLogger metrics publisher

vLLM v0.23.0 v1 metrics loggers.py · vllm/v1/metrics/loggers.py:578-588