telegraf/metric/metric_benchmark_test.go

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package metric
import (
"fmt"
"testing"
"time"
"github.com/influxdata/telegraf"
)
// vars for making sure that the compiler doesnt optimize out the benchmarks:
var (
s string
I interface{}
tags map[string]string
fields map[string]interface{}
)
func BenchmarkNewMetric(b *testing.B) {
var mt telegraf.Metric
for n := 0; n < b.N; n++ {
mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
}
s = string(mt.String())
}
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func BenchmarkAddTag(b *testing.B) {
var mt telegraf.Metric
mt = &metric{
name: []byte("cpu"),
tags: []byte(",host=localhost"),
fields: []byte("a=101"),
t: []byte("1480614053000000000"),
}
for n := 0; n < b.N; n++ {
mt.AddTag("foo", "bar")
}
s = string(mt.String())
}
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func BenchmarkTags(b *testing.B) {
for n := 0; n < b.N; n++ {
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var mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
tags = mt.Tags()
}
s = fmt.Sprint(tags)
}
func BenchmarkFields(b *testing.B) {
for n := 0; n < b.N; n++ {
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var mt, _ = New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
fields = mt.Fields()
}
s = fmt.Sprint(fields)
}
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func BenchmarkString(b *testing.B) {
mt, _ := New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
var S string
for n := 0; n < b.N; n++ {
S = mt.String()
}
s = S
}
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func BenchmarkSerialize(b *testing.B) {
mt, _ := New("test_metric",
map[string]string{
"test_tag_1": "tag_value_1",
"test_tag_2": "tag_value_2",
"test_tag_3": "tag_value_3",
},
map[string]interface{}{
"string_field": "string",
"int_field": int64(1000),
"float_field": float64(2.1),
},
time.Now(),
)
var B []byte
for n := 0; n < b.N; n++ {
B = mt.Serialize()
}
s = string(B)
}