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90 lines
3.8 KiB
Go
90 lines
3.8 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 metric
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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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"time"
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)
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const (
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operation = "operation"
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success = "success"
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failure = "failure"
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result = "result"
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appendFingerprints = "append_fingerprints"
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appendLabelNameFingerprint = "append_label_name_fingerprint"
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appendLabelPairFingerprint = "append_label_pair_fingerprint"
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appendSample = "append_sample"
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appendSamples = "append_samples"
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findUnindexedMetrics = "find_unindexed_metrics"
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flushMemory = "flush_memory"
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getBoundaryValues = "get_boundary_values"
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getFingerprintsForLabelName = "get_fingerprints_for_label_name"
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getFingerprintsForLabelSet = "get_fingerprints_for_labelset"
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getLabelNameFingerprints = "get_label_name_fingerprints"
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getMetricForFingerprint = "get_metric_for_fingerprint"
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getRangeValues = "get_range_values"
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getValueAtTime = "get_value_at_time"
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hasIndexMetric = "has_index_metric"
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hasLabelName = "has_label_name"
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hasLabelPair = "has_label_pair"
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indexFingerprints = "index_fingerprints"
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indexLabelNames = "index_label_names"
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indexLabelPairs = "index_label_pairs"
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indexMetric = "index_metric"
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indexMetrics = "index_metrics"
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rebuildDiskFrontier = "rebuild_disk_frontier"
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refreshHighWatermarks = "refresh_high_watermarks"
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renderView = "render_view"
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setLabelNameFingerprints = "set_label_name_fingerprints"
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setLabelPairFingerprints = "set_label_pair_fingerprints"
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writeMemory = "write_memory"
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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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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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storageOperations = metrics.NewCounter()
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storageOperationDurations = metrics.NewCounter()
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storageLatency = metrics.NewHistogram(diskLatencyHistogram)
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queueSizes = metrics.NewGauge()
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)
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func recordOutcome(duration time.Duration, err error, success, failure map[string]string) {
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labels := success
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if err != nil {
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labels = failure
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}
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storageOperations.Increment(labels)
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asFloat := float64(duration / time.Microsecond)
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storageLatency.Add(labels, asFloat)
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storageOperationDurations.IncrementBy(labels, asFloat)
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}
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func init() {
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registry.Register("prometheus_metric_disk_operations_total", "Total number of metric-related disk operations.", registry.NilLabels, storageOperations)
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registry.Register("prometheus_metric_disk_latency_microseconds", "Latency for metric disk operations in microseconds.", registry.NilLabels, storageLatency)
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registry.Register("prometheus_storage_operation_time_total_microseconds", "The total time spent performing a given storage operation.", registry.NilLabels, storageOperationDurations)
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registry.Register("prometheus_storage_queue_sizes_total", "The various sizes and capacities of the storage queues.", registry.NilLabels, queueSizes)
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}
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