statsd_exporter/exporter_benchmark_test.go

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2016-07-22 15:19:00 +00:00
// Copyright 2013 The Prometheus 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 main
import (
"fmt"
"testing"
)
func benchmarkExporter(times int, b *testing.B) {
input := []string{
"foo1:2|c",
"foo2:3|g",
"foo3:200|ms",
"foo4:100|c|#tag1:bar,tag2:baz",
"foo5:100|c|#tag1:bar,#tag2:baz",
"foo6:100|c|#09digits:0,tag.with.dots:1",
"foo10:100|c|@0.1|#tag1:bar,#tag2:baz",
"foo11:100|c|@0.1|#tag1:foo:bar",
"foo15:200|ms:300|ms:5|c|@0.1:6|g\nfoo15a:1|c:5|ms",
"some_very_useful_metrics_with_quite_a_log_name:13|c",
}
bytesInput := make([]string, len(input)*times)
for run := 0; run < times; run++ {
for i := 0; i < len(input); i++ {
bytesInput[run*len(input)+i] = fmt.Sprintf("run%d%s", run, input[i])
}
}
for n := 0; n < b.N; n++ {
l := StatsDListener{}
// there are more events than input lines, need bigger buffer
events := make(chan Events, len(bytesInput)*times*2)
for i := 0; i < times; i++ {
for _, line := range bytesInput {
l.handlePacket([]byte(line), events)
}
}
}
}
func BenchmarkExporter1(b *testing.B) {
benchmarkExporter(1, b)
}
func BenchmarkExporter5(b *testing.B) {
benchmarkExporter(5, b)
}
func BenchmarkExporter50(b *testing.B) {
benchmarkExporter(50, b)
}