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metrics.go
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/
metrics.go
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// Copyright 2023-2024 The Parca Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pprof
import (
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
const (
labelFrameDropReasonMappingNil = "mapping_nil"
labelStackDropReasonNormalizationFailed = "normalization_failed"
)
type converterMetrics struct {
frameDrop *prometheus.CounterVec
stackDrop *prometheus.CounterVec
}
func newConverterMetrics(reg prometheus.Registerer) *converterMetrics {
m := &converterMetrics{
frameDrop: promauto.With(reg).NewCounterVec(
prometheus.CounterOpts{
Name: "parca_agent_profiler_frame_drop_total",
Help: "Number of addresses dropped from the profile.",
ConstLabels: map[string]string{"type": "cpu"},
},
[]string{"reason"},
),
stackDrop: promauto.With(reg).NewCounterVec(
prometheus.CounterOpts{
Name: "parca_agent_profiler_converter_stack_drop_total",
Help: "Total number of stacks dropped from the profile during conversion.",
ConstLabels: map[string]string{"type": "cpu"},
},
[]string{"reason"},
),
}
m.frameDrop.WithLabelValues(labelFrameDropReasonMappingNil)
return m
}