37 lines
1.3 KiB
Go
37 lines
1.3 KiB
Go
// Copyright 2012 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 leveldb
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import (
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"github.com/matttproud/golang_instrumentation"
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"github.com/matttproud/golang_instrumentation/maths"
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"github.com/matttproud/golang_instrumentation/metrics"
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)
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var (
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diskLatencyHistogram = &metrics.HistogramSpecification{
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Starts: metrics.LogarithmicSizedBucketsFor(0, 5000),
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BucketMaker: 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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targetsHealthy = &metrics.CounterMetric{}
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appendLatency = metrics.CreateHistogram(diskLatencyHistogram)
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)
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func init() {
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registry.Register("sample_append_disk_latency_microseconds", "Latency for sample appends to disk in microseconds", map[string]string{}, appendLatency)
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}
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