65 lines
2.5 KiB
Go
65 lines
2.5 KiB
Go
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// Copyright 2023 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package internal
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import (
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"time"
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"github.com/ethereum/go-ethereum/metrics"
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)
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// ExampleMetrics returns an ordered registry populated with a sample of metrics.
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func ExampleMetrics() metrics.Registry {
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var registry = metrics.NewOrderedRegistry()
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metrics.NewRegisteredCounterFloat64("test/counter", registry).Inc(12345)
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metrics.NewRegisteredCounterFloat64("test/counter_float64", registry).Inc(54321.98)
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metrics.NewRegisteredGauge("test/gauge", registry).Update(23456)
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metrics.NewRegisteredGaugeFloat64("test/gauge_float64", registry).Update(34567.89)
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metrics.NewRegisteredGaugeInfo("test/gauge_info", registry).Update(
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metrics.GaugeInfoValue{
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"version": "1.10.18-unstable",
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"arch": "amd64",
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"os": "linux",
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"commit": "7caa2d8163ae3132c1c2d6978c76610caee2d949",
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"protocol_versions": "64 65 66",
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})
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metrics.NewRegisteredHistogram("test/histogram", registry, metrics.NewSampleSnapshot(3, []int64{1, 2, 3}))
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registry.Register("test/meter", metrics.NewInactiveMeter())
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{
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timer := metrics.NewRegisteredResettingTimer("test/resetting_timer", registry)
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timer.Update(10 * time.Millisecond)
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timer.Update(11 * time.Millisecond)
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timer.Update(12 * time.Millisecond)
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timer.Update(120 * time.Millisecond)
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timer.Update(13 * time.Millisecond)
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timer.Update(14 * time.Millisecond)
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}
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{
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timer := metrics.NewRegisteredTimer("test/timer", registry)
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timer.Update(20 * time.Millisecond)
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timer.Update(21 * time.Millisecond)
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timer.Update(22 * time.Millisecond)
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timer.Update(120 * time.Millisecond)
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timer.Update(23 * time.Millisecond)
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timer.Update(24 * time.Millisecond)
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timer.Stop()
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}
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registry.Register("test/empty_resetting_timer", metrics.NewResettingTimer().Snapshot())
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return registry
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}
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