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https://github.com/prometheus/prometheus.git
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e01b6cdb44
We have an open question of how long does it take for each target pool to have the state retrieved from all participating elements. This commit starts by providing insight into this.
54 lines
2.2 KiB
Go
54 lines
2.2 KiB
Go
// Copyright 2013 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package retrieval
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import (
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"github.com/prometheus/client_golang"
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"github.com/prometheus/client_golang/maths"
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"github.com/prometheus/client_golang/metrics"
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)
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const (
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address = "instance"
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alive = "alive"
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failure = "failure"
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outcome = "outcome"
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state = "state"
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success = "success"
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unreachable = "unreachable"
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)
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var (
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networkLatencyHistogram = &metrics.HistogramSpecification{
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Starts: metrics.LogarithmicSizedBucketsFor(0, 1000),
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BucketBuilder: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(10, maths.Average), 100),
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ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.90, 0.99},
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}
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targetOperationLatencies = metrics.NewHistogram(networkLatencyHistogram)
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retrievalDurations = metrics.NewHistogram(&metrics.HistogramSpecification{
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Starts: metrics.LogarithmicSizedBucketsFor(0, 10000),
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BucketBuilder: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(10, maths.Average), 100),
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ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.90, 0.99}})
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targetOperations = metrics.NewCounter()
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)
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func init() {
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registry.Register("prometheus_target_operations_total", "The total numbers of operations of the various targets that are being monitored.", registry.NilLabels, targetOperations)
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registry.Register("prometheus_target_operation_latency_ms", "The latencies for various target operations.", registry.NilLabels, targetOperationLatencies)
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registry.Register("prometheus_targetpool_duration_ms", "The durations for each TargetPool to retrieve state from all included entities.", registry.NilLabels, retrievalDurations)
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}
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