2020-03-24 07:41:10 +02:00
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// Copyright The OpenTelemetry Authors
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2019-08-02 22:52:55 +02:00
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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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2019-10-22 22:19:11 +02:00
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package trace_test
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2019-08-02 22:52:55 +02:00
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import (
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"context"
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"testing"
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2019-11-01 20:40:29 +02:00
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apitrace "go.opentelemetry.io/otel/api/trace"
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2020-08-18 05:25:03 +02:00
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"go.opentelemetry.io/otel/label"
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2019-11-01 20:40:29 +02:00
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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2019-08-02 22:52:55 +02:00
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)
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func BenchmarkStartEndSpan(b *testing.B) {
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2019-11-20 22:34:43 +02:00
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traceBenchmark(b, "Benchmark StartEndSpan", func(b *testing.B, t apitrace.Tracer) {
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2019-08-02 22:52:55 +02:00
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ctx := context.Background()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, span := t.Start(ctx, "/foo")
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2019-09-27 19:48:10 +02:00
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span.End()
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2019-08-02 22:52:55 +02:00
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}
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})
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}
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func BenchmarkSpanWithAttributes_4(b *testing.B) {
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traceBenchmark(b, "Benchmark Start With 4 Attributes", func(b *testing.B, t apitrace.Tracer) {
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2019-08-02 22:52:55 +02:00
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ctx := context.Background()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, span := t.Start(ctx, "/foo")
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span.SetAttributes(
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2020-08-18 05:25:03 +02:00
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label.Bool("key1", false),
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label.String("key2", "hello"),
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label.Uint64("key3", 123),
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label.Float64("key4", 123.456),
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)
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span.End()
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}
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})
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}
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2019-11-20 22:34:43 +02:00
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func BenchmarkSpanWithAttributes_8(b *testing.B) {
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traceBenchmark(b, "Benchmark Start With 8 Attributes", func(b *testing.B, t apitrace.Tracer) {
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2019-08-02 22:52:55 +02:00
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ctx := context.Background()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, span := t.Start(ctx, "/foo")
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span.SetAttributes(
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label.Bool("key1", false),
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label.String("key2", "hello"),
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label.Uint64("key3", 123),
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label.Float64("key4", 123.456),
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label.Bool("key21", false),
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label.String("key22", "hello"),
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label.Uint64("key23", 123),
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label.Float64("key24", 123.456),
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)
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2019-09-27 19:48:10 +02:00
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span.End()
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}
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})
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}
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func BenchmarkSpanWithAttributes_all(b *testing.B) {
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traceBenchmark(b, "Benchmark Start With all Attribute types", func(b *testing.B, t apitrace.Tracer) {
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2019-08-02 22:52:55 +02:00
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ctx := context.Background()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, span := t.Start(ctx, "/foo")
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span.SetAttributes(
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label.Bool("key1", false),
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label.String("key2", "hello"),
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label.Int64("key3", 123),
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label.Uint64("key4", 123),
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label.Int32("key5", 123),
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label.Uint32("key6", 123),
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label.Float64("key7", 123.456),
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label.Float32("key8", 123.456),
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label.Int("key9", 123),
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label.Uint("key10", 123),
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)
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span.End()
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}
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})
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}
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func BenchmarkSpanWithAttributes_all_2x(b *testing.B) {
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2019-11-20 22:34:43 +02:00
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traceBenchmark(b, "Benchmark Start With all Attributes types twice", func(b *testing.B, t apitrace.Tracer) {
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2019-08-02 22:52:55 +02:00
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ctx := context.Background()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, span := t.Start(ctx, "/foo")
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span.SetAttributes(
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label.Bool("key1", false),
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label.String("key2", "hello"),
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label.Int64("key3", 123),
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label.Uint64("key4", 123),
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label.Int32("key5", 123),
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label.Uint32("key6", 123),
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label.Float64("key7", 123.456),
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label.Float32("key8", 123.456),
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label.Int("key10", 123),
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label.Uint("key11", 123),
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label.Bool("key21", false),
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label.String("key22", "hello"),
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label.Int64("key23", 123),
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label.Uint64("key24", 123),
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label.Int32("key25", 123),
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label.Uint32("key26", 123),
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label.Float64("key27", 123.456),
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label.Float32("key28", 123.456),
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label.Int("key210", 123),
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label.Uint("key211", 123),
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)
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span.End()
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2019-08-02 22:52:55 +02:00
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}
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})
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}
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func BenchmarkTraceID_DotString(b *testing.B) {
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2020-05-02 14:23:09 +02:00
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t, _ := apitrace.IDFromHex("0000000000000001000000000000002a")
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2020-05-02 14:17:11 +02:00
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sc := apitrace.SpanContext{TraceID: t}
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2019-08-02 22:52:55 +02:00
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2019-11-20 22:34:43 +02:00
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want := "0000000000000001000000000000002a"
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for i := 0; i < b.N; i++ {
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2020-04-17 00:42:48 +02:00
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if got := sc.TraceID.String(); got != want {
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b.Fatalf("got = %q want = %q", got, want)
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}
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2019-11-20 22:34:43 +02:00
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}
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2019-08-02 22:52:55 +02:00
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}
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func BenchmarkSpanID_DotString(b *testing.B) {
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2020-05-02 14:17:11 +02:00
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sc := apitrace.SpanContext{SpanID: apitrace.SpanID{1}}
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2019-11-20 22:34:43 +02:00
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want := "0100000000000000"
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for i := 0; i < b.N; i++ {
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2020-04-17 00:42:48 +02:00
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if got := sc.SpanID.String(); got != want {
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2019-11-20 22:34:43 +02:00
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b.Fatalf("got = %q want = %q", got, want)
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2019-08-02 22:52:55 +02:00
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}
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2019-11-20 22:34:43 +02:00
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}
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2019-08-02 22:52:55 +02:00
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}
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2019-11-20 22:34:43 +02:00
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func traceBenchmark(b *testing.B, name string, fn func(*testing.B, apitrace.Tracer)) {
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2019-08-02 22:52:55 +02:00
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b.Run("AlwaysSample", func(b *testing.B) {
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b.ReportAllocs()
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2019-11-25 19:46:07 +02:00
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fn(b, tracer(b, name, sdktrace.AlwaysSample()))
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2019-08-02 22:52:55 +02:00
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})
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b.Run("NeverSample", func(b *testing.B) {
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b.ReportAllocs()
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2019-11-25 19:46:07 +02:00
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fn(b, tracer(b, name, sdktrace.NeverSample()))
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2019-08-02 22:52:55 +02:00
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})
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}
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2019-10-22 22:19:11 +02:00
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2019-11-25 19:46:07 +02:00
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func tracer(b *testing.B, name string, sampler sdktrace.Sampler) apitrace.Tracer {
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2020-09-24 00:16:13 +02:00
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tp := sdktrace.NewTracerProvider(sdktrace.WithConfig(sdktrace.Config{DefaultSampler: sampler}))
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2019-11-25 19:46:07 +02:00
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return tp.Tracer(name)
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2019-10-28 19:05:06 +02:00
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}
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