mirror of
https://github.com/prometheus/prometheus.git
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87 lines
2.5 KiB
Go
87 lines
2.5 KiB
Go
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// Copyright 2021 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package promql
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import (
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"context"
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"fmt"
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"github.com/go-kit/log"
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"github.com/go-kit/log/level"
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"github.com/prometheus/prometheus/tsdb"
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"go.opentelemetry.io/otel"
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"os"
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"testing"
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"time"
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)
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func BenchmarkCountSingleInstance(b *testing.B) {
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benchmarkQuery("count(bid_request_count{instance='vad-gp-bac12-1:11108'})", b)
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}
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func BenchmarkCountAll(b *testing.B) {
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benchmarkQuery("count(bid_request_count)", b)
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}
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func BenchmarkCountSingleInstanceOver1h(b *testing.B) {
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benchmarkQuery("count(count_over_time(bid_request_count{instance='vad-gp-bac12-1:11108'}[1h]))", b)
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}
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func BenchmarkCountAllOver1h(b *testing.B) {
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benchmarkQuery("count(count_over_time(bid_request_count[1h]))", b)
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}
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func benchmarkQuery(query string, b *testing.B) {
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// Open a TSDB for reading and/or writing.
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l := log.NewLogfmtLogger(log.NewSyncWriter(os.Stderr))
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l = level.NewFilter(l, level.AllowError())
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// TSDB contains a single production block, containing a high cardinality series (~150K)
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db, err := tsdb.Open("/temp/test-tsdb", l, nil, tsdb.DefaultOptions(), nil)
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noErr(err)
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// Create engine for querying
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otel.Tracer("name").Start(context.Background(), "Run")
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eng := NewEngine(EngineOpts{
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Logger: l,
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Reg: nil,
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MaxSamples: 50000000,
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Timeout: 60 * time.Second,
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EnablePerStepStats: true,
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})
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noErr(err)
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for n := 0; n < b.N; n++ {
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q, err := eng.NewInstantQuery(context.Background(), db, &PrometheusQueryOpts{}, query, time.UnixMilli(1688922000001))
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noErr(err)
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q.Stats().Samples.EnablePerStepStats = true
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b.StartTimer()
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q.Exec(context.Background())
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b.StopTimer()
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if n == 0 {
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fmt.Printf("Peak samples: %v, Total samples: %v", q.Stats().Samples.PeakSamples, q.Stats().Samples.TotalSamples)
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fmt.Println()
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}
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}
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// Clean up any last resources when done.
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err = db.Close()
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noErr(err)
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}
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func noErr(err error) {
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if err != nil {
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panic(err)
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}
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}
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