blob: 910cd17707d9334dd4467f19e64e02511985880b [file] [log] [blame]
// Copyright 2017, OpenCensus Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package stats_test
import (
"context"
"testing"
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"go.opencensus.io/tag"
)
var m = makeMeasure()
func BenchmarkRecord0(b *testing.B) {
ctx := context.Background()
b.ResetTimer()
for i := 0; i < b.N; i++ {
stats.Record(ctx)
}
}
func BenchmarkRecord1(b *testing.B) {
ctx := context.Background()
b.ResetTimer()
for i := 0; i < b.N; i++ {
stats.Record(ctx, m.M(1))
}
}
func BenchmarkRecord8(b *testing.B) {
ctx := context.Background()
b.ResetTimer()
for i := 0; i < b.N; i++ {
stats.Record(ctx, m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1))
}
}
func BenchmarkRecord8_WithRecorder(b *testing.B) {
ctx := context.Background()
meter := view.NewMeter()
meter.Start()
defer meter.Stop()
b.ResetTimer()
for i := 0; i < b.N; i++ {
// Note that this benchmark has one extra allocation for stats.WithRecorder.
// If you cache the recorder option, this benchmark should be equally fast as BenchmarkRecord8
stats.RecordWithOptions(ctx, stats.WithRecorder(meter), stats.WithMeasurements(m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1)))
}
b.StopTimer()
}
func BenchmarkRecord8_Parallel(b *testing.B) {
ctx := context.Background()
b.ResetTimer()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
stats.Record(ctx, m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1))
}
})
}
func BenchmarkRecord8_8Tags(b *testing.B) {
ctx := context.Background()
key1 := tag.MustNewKey("key1")
key2 := tag.MustNewKey("key2")
key3 := tag.MustNewKey("key3")
key4 := tag.MustNewKey("key4")
key5 := tag.MustNewKey("key5")
key6 := tag.MustNewKey("key6")
key7 := tag.MustNewKey("key7")
key8 := tag.MustNewKey("key8")
tag.New(ctx,
tag.Insert(key1, "value"),
tag.Insert(key2, "value"),
tag.Insert(key3, "value"),
tag.Insert(key4, "value"),
tag.Insert(key5, "value"),
tag.Insert(key6, "value"),
tag.Insert(key7, "value"),
tag.Insert(key8, "value"),
)
b.ResetTimer()
for i := 0; i < b.N; i++ {
stats.Record(ctx, m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1), m.M(1))
}
}
func makeMeasure() *stats.Int64Measure {
m := stats.Int64("m", "test measure", "")
v := &view.View{
Measure: m,
Aggregation: view.Sum(),
}
if err := view.Register(v); err != nil {
panic(err.Error())
}
return m
}