[Metrics] Hide deprecated metrics with gpu_ prefix (#24245)

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
This commit is contained in:
Mark McLoughlin 2025-09-16 03:15:57 +01:00 committed by GitHub
parent 3c96e7b8a1
commit 2942970d44
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GPG Key ID: B5690EEEBB952194
2 changed files with 61 additions and 44 deletions

View File

@ -232,6 +232,9 @@ EXPECTED_METRICS_V1 = [
"vllm:gpu_cache_usage_perc",
"vllm:gpu_prefix_cache_queries",
"vllm:gpu_prefix_cache_hits",
"vllm:kv_cache_usage_perc",
"vllm:prefix_cache_queries",
"vllm:prefix_cache_hits",
"vllm:num_preemptions_total",
"vllm:prompt_tokens_total",
"vllm:generation_tokens_total",
@ -277,6 +280,9 @@ EXPECTED_METRICS_V1 = [
]
HIDDEN_DEPRECATED_METRICS: list[str] = [
"vllm:gpu_cache_usage_perc",
"vllm:gpu_prefix_cache_queries",
"vllm:gpu_prefix_cache_hits",
"vllm:time_per_output_token_seconds_sum",
"vllm:time_per_output_token_seconds_bucket",
"vllm:time_per_output_token_seconds_count",
@ -307,7 +313,7 @@ async def test_abort_metrics_reset(server: RemoteOpenAIServer,
client: openai.AsyncClient, use_v1: bool):
running_requests, waiting_requests, kv_cache_usage = (
_get_running_metrics_from_api(server))
_get_running_metrics_from_api(server, use_v1))
# Expect no running requests or kvcache usage
assert running_requests == 0
@ -330,7 +336,7 @@ async def test_abort_metrics_reset(server: RemoteOpenAIServer,
# Check that we have running requests
running_requests, waiting_requests, kv_cache_usage = (
_get_running_metrics_from_api(server))
_get_running_metrics_from_api(server, use_v1))
# Expect running requests and kvcache usage
assert running_requests > 0
@ -349,7 +355,7 @@ async def test_abort_metrics_reset(server: RemoteOpenAIServer,
# Verify running and waiting requests counts and KV cache usage are zero
running_requests_after, waiting_requests_after, kv_cache_usage_after = (
_get_running_metrics_from_api(server))
_get_running_metrics_from_api(server, use_v1))
assert running_requests_after == 0,\
(f"Expected 0 running requests after abort, got "
@ -362,7 +368,7 @@ async def test_abort_metrics_reset(server: RemoteOpenAIServer,
f"{kv_cache_usage_after}")
def _get_running_metrics_from_api(server: RemoteOpenAIServer):
def _get_running_metrics_from_api(server: RemoteOpenAIServer, use_v1: bool):
"""Return (running_count, waiting_count, kv_cache_usage)"""
response = requests.get(server.url_for("metrics"))
@ -371,6 +377,9 @@ def _get_running_metrics_from_api(server: RemoteOpenAIServer):
# Verify running and waiting requests counts and KV cache usage are zero
running_requests, waiting_requests, kv_cache_usage = None, None, None
kv_cache_usage_metric = ("vllm:kv_cache_usage_perc"
if use_v1 else "vllm:gpu_cache_usage_perc")
for family in text_string_to_metric_families(response.text):
if family.name == "vllm:num_requests_running":
for sample in family.samples:
@ -382,9 +391,9 @@ def _get_running_metrics_from_api(server: RemoteOpenAIServer):
if sample.name == "vllm:num_requests_waiting":
waiting_requests = sample.value
break
elif family.name == "vllm:gpu_cache_usage_perc":
elif family.name == kv_cache_usage_metric:
for sample in family.samples:
if sample.name == "vllm:gpu_cache_usage_perc":
if sample.name == kv_cache_usage_metric:
kv_cache_usage = sample.value
break

View File

@ -202,40 +202,46 @@ class PrometheusStatLogger(StatLoggerBase):
#
# GPU cache
#
# Deprecated in 0.9 - Renamed as vllm:kv_cache_usage_perc
# TODO: in 0.10, only enable if show_hidden_metrics=True
gauge_gpu_cache_usage = self._gauge_cls(
name="vllm:gpu_cache_usage_perc",
documentation=(
"GPU KV-cache usage. 1 means 100 percent usage."
"DEPRECATED: Use vllm:kv_cache_usage_perc instead."),
multiprocess_mode="mostrecent",
labelnames=labelnames)
self.gauge_gpu_cache_usage = make_per_engine(gauge_gpu_cache_usage,
engine_indexes,
model_name)
# Deprecated in 0.9.2 - Renamed as vllm:kv_cache_usage_perc
# With 0.11.x you can enable with --show-hidden-metrics-for-version=0.10
# TODO: remove in 0.12.0
if self.show_hidden_metrics:
gauge_gpu_cache_usage = self._gauge_cls(
name="vllm:gpu_cache_usage_perc",
documentation=(
"GPU KV-cache usage. 1 means 100 percent usage."
"DEPRECATED: Use vllm:kv_cache_usage_perc instead."),
multiprocess_mode="mostrecent",
labelnames=labelnames)
self.gauge_gpu_cache_usage = make_per_engine(
gauge_gpu_cache_usage, engine_indexes, model_name)
# Deprecated in 0.9 - Renamed as vllm:prefix_cache_queries
# TODO: in 0.10, only enable if show_hidden_metrics=True
counter_gpu_prefix_cache_queries = self._counter_cls(
name="vllm:gpu_prefix_cache_queries",
documentation=(
"GPU prefix cache queries, in terms of number of queried"
"tokens. DEPRECATED: Use vllm:prefix_cache_queries instead."),
labelnames=labelnames)
self.counter_gpu_prefix_cache_queries = make_per_engine(
counter_gpu_prefix_cache_queries, engine_indexes, model_name)
# Deprecated in 0.9.2 - Renamed as vllm:prefix_cache_queries
# With 0.11.x you can enable with --show-hidden-metrics-for-version=0.10
# TODO: remove in 0.12.0
if self.show_hidden_metrics:
counter_gpu_prefix_cache_queries = self._counter_cls(
name="vllm:gpu_prefix_cache_queries",
documentation=(
"GPU prefix cache queries, in terms of number of queried"
"tokens. DEPRECATED: Use vllm:prefix_cache_queries instead."
),
labelnames=labelnames)
self.counter_gpu_prefix_cache_queries = make_per_engine(
counter_gpu_prefix_cache_queries, engine_indexes, model_name)
# Deprecated in 0.9 - Renamed as vllm:prefix_cache_hits
# TODO: in 0.10, only enable if show_hidden_metrics=True
counter_gpu_prefix_cache_hits = self._counter_cls(
name="vllm:gpu_prefix_cache_hits",
documentation=(
"GPU prefix cache hits, in terms of number of cached "
"tokens. DEPRECATED: Use vllm:prefix_cache_hits instead."),
labelnames=labelnames)
self.counter_gpu_prefix_cache_hits = make_per_engine(
counter_gpu_prefix_cache_hits, engine_indexes, model_name)
# Deprecated in 0.9.2 - Renamed as vllm:prefix_cache_hits
# With 0.11.x you can enable with --show-hidden-metrics-for-version=0.10
# TODO: remove in 0.12.0
if self.show_hidden_metrics:
counter_gpu_prefix_cache_hits = self._counter_cls(
name="vllm:gpu_prefix_cache_hits",
documentation=(
"GPU prefix cache hits, in terms of number of cached "
"tokens. DEPRECATED: Use vllm:prefix_cache_hits instead."),
labelnames=labelnames)
self.counter_gpu_prefix_cache_hits = make_per_engine(
counter_gpu_prefix_cache_hits, engine_indexes, model_name)
gauge_kv_cache_usage = self._gauge_cls(
name="vllm:kv_cache_usage_perc",
@ -509,15 +515,17 @@ class PrometheusStatLogger(StatLoggerBase):
self.gauge_scheduler_waiting[engine_idx].set(
scheduler_stats.num_waiting_reqs)
self.gauge_gpu_cache_usage[engine_idx].set(
scheduler_stats.kv_cache_usage)
if self.show_hidden_metrics:
self.gauge_gpu_cache_usage[engine_idx].set(
scheduler_stats.kv_cache_usage)
self.gauge_kv_cache_usage[engine_idx].set(
scheduler_stats.kv_cache_usage)
self.counter_gpu_prefix_cache_queries[engine_idx].inc(
scheduler_stats.prefix_cache_stats.queries)
self.counter_gpu_prefix_cache_hits[engine_idx].inc(
scheduler_stats.prefix_cache_stats.hits)
if self.show_hidden_metrics:
self.counter_gpu_prefix_cache_queries[engine_idx].inc(
scheduler_stats.prefix_cache_stats.queries)
self.counter_gpu_prefix_cache_hits[engine_idx].inc(
scheduler_stats.prefix_cache_stats.hits)
self.counter_prefix_cache_queries[engine_idx].inc(
scheduler_stats.prefix_cache_stats.queries)