prometheus/tsdb/head_bench_test.go
Ganesh Vernekar 1c99adb9fd
Callbacks for lifecycle of series in TSDB (#7159)
* Callbacks for lifecycle of series in TSDB

Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in>

* Add more comments

Signed-off-by: Ganesh Vernekar <cs15btech11018@iith.ac.in>
2020-05-20 18:52:08 +05:30

63 lines
1.8 KiB
Go

// Copyright 2018 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 tsdb
import (
"io/ioutil"
"os"
"strconv"
"sync/atomic"
"testing"
"github.com/prometheus/prometheus/pkg/labels"
"github.com/prometheus/prometheus/util/testutil"
)
func BenchmarkHeadStripeSeriesCreate(b *testing.B) {
chunkDir, err := ioutil.TempDir("", "chunk_dir")
testutil.Ok(b, err)
defer func() {
testutil.Ok(b, os.RemoveAll(chunkDir))
}()
// Put a series, select it. GC it and then access it.
h, err := NewHead(nil, nil, nil, 1000, chunkDir, nil, DefaultStripeSize, nil)
testutil.Ok(b, err)
defer h.Close()
for i := 0; i < b.N; i++ {
h.getOrCreate(uint64(i), labels.FromStrings("a", strconv.Itoa(i)))
}
}
func BenchmarkHeadStripeSeriesCreateParallel(b *testing.B) {
chunkDir, err := ioutil.TempDir("", "chunk_dir")
testutil.Ok(b, err)
defer func() {
testutil.Ok(b, os.RemoveAll(chunkDir))
}()
// Put a series, select it. GC it and then access it.
h, err := NewHead(nil, nil, nil, 1000, chunkDir, nil, DefaultStripeSize, nil)
testutil.Ok(b, err)
defer h.Close()
var count int64
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
i := atomic.AddInt64(&count, 1)
h.getOrCreate(uint64(i), labels.FromStrings("a", strconv.Itoa(int(i))))
}
})
}