sessions (GET /slots)
waiting for /api/gufo/slots…
queued (deferred) requests are not in /slots — see Waiting above
engine metrics (GET /metrics)
waiting · capacity
n/a
reason breakdown n/a
GPU cache usage
n/a
TTFT (mean)
n/a
p95 n/a
TPOT (mean)
n/a
p95 n/a
queue time (mean)
n/a
p95 n/a
prompt tokens
n/a
vllm:prompt_tokens_total
generation tokens
n/a
vllm:generation_tokens_total
prefix cache hit
n/a
vllm:prefix_cache_hits/queries
preemptions
n/a
running reqs evicted by KV pressure
series scraped
n/a
–
vLLM exposes no per-slot JSON — the metrics above are its equivalent of the session grid.