mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-12 10:04:29 +02:00
a54167d2c9
* Remove all InstrumentProvider APIs * Fix noop impl * Fix metric/example_test.go * Update global impl * Update sdk/metric impl * Fix examples * Fix prometheus exporter * Add changes to changelog Co-authored-by: Aaron Clawson <3766680+MadVikingGod@users.noreply.github.com>
55 lines
1.7 KiB
Go
55 lines
1.7 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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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 prometheus
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import (
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"context"
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"fmt"
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"testing"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/stretchr/testify/require"
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"go.opentelemetry.io/otel/sdk/metric"
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)
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func benchmarkCollect(b *testing.B, n int) {
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ctx := context.Background()
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registry := prometheus.NewRegistry()
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exporter, err := New(WithRegisterer(registry))
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require.NoError(b, err)
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provider := metric.NewMeterProvider(metric.WithReader(exporter))
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meter := provider.Meter("testmeter")
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for i := 0; i < n; i++ {
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counter, err := meter.Float64Counter(fmt.Sprintf("foo_%d", i))
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require.NoError(b, err)
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counter.Add(ctx, float64(i))
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}
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, err := registry.Gather()
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require.NoError(b, err)
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}
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}
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func BenchmarkCollect1(b *testing.B) { benchmarkCollect(b, 1) }
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func BenchmarkCollect10(b *testing.B) { benchmarkCollect(b, 10) }
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func BenchmarkCollect100(b *testing.B) { benchmarkCollect(b, 100) }
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func BenchmarkCollect1000(b *testing.B) { benchmarkCollect(b, 1000) }
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func BenchmarkCollect10000(b *testing.B) { benchmarkCollect(b, 10000) }
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