go/opentelemetry-go
go/opentelemetry-go
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Code Issues Releases Activity

Add benchmark for logger (#5101)

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Sam Xie 2024-03-26 09:47:30 -07:00 committed by GitHub
parent 6033938c87
commit f1ba32e95e
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2 changed files with 82 additions and 0 deletions
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57
sdk/log/logger_bench_test.go Normal file
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@ -0,0 +1,57 @@
// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package log // import "go.opentelemetry.io/otel/sdk/log"
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"go.opentelemetry.io/otel/log"
"go.opentelemetry.io/otel/sdk/instrumentation"
)
func BenchmarkLoggerNewRecord(b *testing.B) {
logger := newLogger(NewLoggerProvider(), instrumentation.Scope{})
r := log.Record{}
r.SetTimestamp(time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC))
r.SetObservedTimestamp(time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC))
r.SetBody(log.StringValue("testing body value"))
r.SetSeverity(log.SeverityInfo)
r.SetSeverityText("testing text")
attrs5 := []log.KeyValue{
log.String("k1", "str"),
log.Float64("k2", 1.0),
log.Int("k3", 2),
log.Bool("k4", true),
log.Bytes("k5", []byte{1}),
}
r.AddAttributes(attrs5...)
r10 := r
r10.AddAttributes(attrs5...)
assert.Equal(b, 10, r10.AttributesLen())
b.Run("5 attributes", func(b *testing.B) {
b.ReportAllocs()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
logger.newRecord(context.Background(), r)
}
})
})
b.Run("10 attributes", func(b *testing.B) {
b.ReportAllocs()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
logger.newRecord(context.Background(), r10)
}
})
})
}

25
sdk/log/logger_test.go
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@ -273,3 +273,28 @@ func TestLoggerEnabled(t *testing.T) {
})
}
}
func TestAllocationLimits(t *testing.T) {
const runs = 10
logger := newLogger(NewLoggerProvider(), instrumentation.Scope{})
r := log.Record{}
r.SetTimestamp(time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC))
r.SetObservedTimestamp(time.Date(2000, time.January, 1, 0, 0, 0, 0, time.UTC))
r.SetBody(log.StringValue("testing body value"))
r.SetSeverity(log.SeverityInfo)
r.SetSeverityText("testing text")
r.AddAttributes(
log.String("k1", "str"),
log.Float64("k2", 1.0),
log.Int("k3", 2),
log.Bool("k4", true),
log.Bytes("k5", []byte{1}),
)
assert.Equal(t, 0.0, testing.AllocsPerRun(runs, func() {
logger.newRecord(context.Background(), r)
}), "newRecord")
}