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)
latency.Add(labels, float64(duration/time.Microsecond))
}
func init() {
registry.Register("prometheus_metric_disk_operations_total", "Total number of metric-related disk operations.", registry.NilLabels, storageOperations)
registry.Register("prometheus_metric_disk_latency_microseconds", "Latency for metric disk operations in microseconds.", registry.NilLabels, storageLatency)
"github.com/matttproud/golang_instrumentation/maths"
"github.com/matttproud/golang_instrumentation/metrics"
)
const (
address = "instance"
alive = "alive"
failure = "failure"
outcome = "outcome"
state = "state"
success = "success"
unreachable = "unreachable"
)
var (
networkLatencyHistogram = &metrics.HistogramSpecification{
Starts: metrics.LogarithmicSizedBucketsFor(0, 1000),
BucketBuilder: metrics.AccumulatingBucketBuilder(metrics.EvictAndReplaceWith(10, maths.Average), 100),
ReportablePercentiles: []float64{0.01, 0.05, 0.5, 0.90, 0.99},
}
targetOperationLatencies = metrics.NewHistogram(networkLatencyHistogram)
targetOperations = metrics.NewCounter()
)
func init() {
registry.Register("prometheus_target_operations_total", "The total numbers of operations of the various targets that are being monitored.", registry.NilLabels, targetOperations)
registry.Register("prometheus_target_operation_latency_ms", "The latencies for various target operations.", registry.NilLabels, targetOperationLatencies)
}