mirror of
https://github.com/prometheus/prometheus.git
synced 2024-12-25 21:54:10 -08:00
73 lines
1.9 KiB
Go
73 lines
1.9 KiB
Go
// Copyright 2018 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 tsdb
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import (
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"strconv"
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"sync/atomic"
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"testing"
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"github.com/prometheus/tsdb/labels"
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"github.com/prometheus/tsdb/testutil"
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)
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func BenchmarkHeadStripeSeriesCreate(b *testing.B) {
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// Put a series, select it. GC it and then access it.
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h, err := NewHead(nil, nil, nil, 1000)
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testutil.Ok(b, err)
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defer h.Close()
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for i := 0; i < b.N; i++ {
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h.getOrCreate(uint64(i), labels.FromStrings("a", strconv.Itoa(i)))
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}
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}
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func BenchmarkHeadStripeSeriesCreateParallel(b *testing.B) {
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// Put a series, select it. GC it and then access it.
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h, err := NewHead(nil, nil, nil, 1000)
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testutil.Ok(b, err)
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defer h.Close()
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var count int64
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b.RunParallel(func(pb *testing.PB) {
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for pb.Next() {
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i := atomic.AddInt64(&count, 1)
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h.getOrCreate(uint64(i), labels.FromStrings("a", strconv.Itoa(int(i))))
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}
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})
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}
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// TODO: generalize benchmark and pass all postings for matchers here
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func BenchmarkHeadPostingForMatchers(b *testing.B) {
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// Put a series, select it. GC it and then access it.
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h, err := NewHead(nil, nil, nil, 1000)
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testutil.Ok(b, err)
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defer h.Close()
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// TODO: vary number of series
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for i := 0; i < 100; i++ {
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h.getOrCreate(uint64(i), labels.FromStrings("a", strconv.Itoa(i)))
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}
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b.ResetTimer()
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all, _ := labels.NewRegexpMatcher("a", ".*")
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for i := 0; i < b.N; i++ {
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_, err := PostingsForMatchers(h.indexRange(0, 1000), all)
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testutil.Ok(b, err)
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}
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}
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