getFingerprintsForLabelSet = "get_fingerprints_for_labelset"
getLabelNameFingerprints = "get_label_name_fingerprints"
getMetricForFingerprint = "get_metric_for_fingerprint"
getRangeValues = "get_range_values"
getValueAtTime = "get_value_at_time"
hasIndexMetric = "has_index_metric"
hasLabelName = "has_label_name"
hasLabelPair = "has_label_pair"
indexMetric = "index_metric"
setLabelNameFingerprints = "set_label_name_fingerprints"
setLabelPairFingerprints = "set_label_pair_fingerprints"
)
var (
diskLatencyHistogram = &metrics.HistogramSpecification{
Starts: metrics.LogarithmicSizedBucketsFor(0, 5000),
BucketBuilder: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(10, maths.Average), 100),
ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.90, 0.99},
}
storageOperations = metrics.NewCounter()
storageLatency = metrics.NewHistogram(diskLatencyHistogram)
)
func recordOutcome(counter metrics.Counter, latency metrics.Histogram, duration time.Duration, err error, success, failure map[string]string) {
labels := success
if err != nil {
labels = failure
}
counter.Increment(labels)
)
const (
jsonContentType = "application/json"
contentType = "Content-Type"
jsonSuffix = ".json"
)
/*
Boilerplate metrics about the metrics reporting subservice. These are only
exposed if the DefaultRegistry's exporter is hooked into the HTTP request
handler.
*/
var requestCount *metrics.GaugeMetric = &metrics.GaugeMetric{}
var requestLatencyLogarithmicBuckets []float64 = metrics.LogarithmicSizedBucketsFor(0, 1000)
var requestLatencyEqualBuckets []float64 = metrics.EquallySizedBucketsFor(0, 1000, 10)
var requestLatencyLogarithmicAccumulating *metrics.Histogram = metrics.CreateHistogram(&metrics.HistogramSpecification{
Starts: requestLatencyLogarithmicBuckets,
BucketMaker: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(50, maths.Average), 1000),
ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.9, 0.99},
})
var requestLatencyEqualAccumulating *metrics.Histogram = metrics.CreateHistogram(&metrics.HistogramSpecification{
Starts: requestLatencyEqualBuckets,
BucketMaker: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(50, maths.Average), 1000),
ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.9, 0.99},
})
var requestLatencyLogarithmicTallying *metrics.Histogram = metrics.CreateHistogram(&metrics.HistogramSpecification{
Starts: requestLatencyLogarithmicBuckets,
BucketMaker: metrics.TallyingBucketBuilder,
ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.9, 0.99},