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99 lines
2.8 KiB
99 lines
2.8 KiB
// 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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"io/ioutil" |
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"os" |
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"strconv" |
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"testing" |
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"github.com/pkg/errors" |
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"github.com/stretchr/testify/require" |
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"go.uber.org/atomic" |
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"github.com/prometheus/prometheus/model/labels" |
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) |
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func BenchmarkHeadStripeSeriesCreate(b *testing.B) { |
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chunkDir, err := ioutil.TempDir("", "chunk_dir") |
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require.NoError(b, err) |
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defer func() { |
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require.NoError(b, os.RemoveAll(chunkDir)) |
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}() |
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// Put a series, select it. GC it and then access it. |
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opts := DefaultHeadOptions() |
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opts.ChunkRange = 1000 |
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opts.ChunkDirRoot = chunkDir |
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h, err := NewHead(nil, nil, nil, opts, nil) |
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require.NoError(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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chunkDir, err := ioutil.TempDir("", "chunk_dir") |
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require.NoError(b, err) |
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defer func() { |
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require.NoError(b, os.RemoveAll(chunkDir)) |
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}() |
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// Put a series, select it. GC it and then access it. |
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opts := DefaultHeadOptions() |
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opts.ChunkRange = 1000 |
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opts.ChunkDirRoot = chunkDir |
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h, err := NewHead(nil, nil, nil, opts, nil) |
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require.NoError(b, err) |
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defer h.Close() |
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var count atomic.Int64 |
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b.RunParallel(func(pb *testing.PB) { |
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for pb.Next() { |
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i := count.Inc() |
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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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func BenchmarkHeadStripeSeriesCreate_PreCreationFailure(b *testing.B) { |
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chunkDir, err := ioutil.TempDir("", "chunk_dir") |
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require.NoError(b, err) |
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defer func() { |
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require.NoError(b, os.RemoveAll(chunkDir)) |
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}() |
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// Put a series, select it. GC it and then access it. |
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opts := DefaultHeadOptions() |
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opts.ChunkRange = 1000 |
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opts.ChunkDirRoot = chunkDir |
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// Mock the PreCreation() callback to fail on each series. |
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opts.SeriesCallback = failingSeriesLifecycleCallback{} |
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h, err := NewHead(nil, nil, nil, opts, nil) |
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require.NoError(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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type failingSeriesLifecycleCallback struct{} |
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func (failingSeriesLifecycleCallback) PreCreation(labels.Labels) error { return errors.New("failed") } |
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func (failingSeriesLifecycleCallback) PostCreation(labels.Labels) {} |
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func (failingSeriesLifecycleCallback) PostDeletion(...labels.Labels) {}
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