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1aa9f7be4e
### Describe Your Changes
fix slice init length
### Checklist
The following checks are **mandatory**:
- [ ] My change adheres [VictoriaMetrics contributing
guidelines](https://docs.victoriametrics.com/contributing/).
Signed-off-by: dufucun <dufuchun@sohu.com>
(cherry picked from commit 95bafc8caf)
37 lines
726 B
Go
37 lines
726 B
Go
package rule
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import (
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"fmt"
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"testing"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/prompbmarshal"
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)
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func BenchmarkGetStaleSeries(b *testing.B) {
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ts := time.Now()
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n := 100
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payload := make([]prompbmarshal.TimeSeries, 0, n)
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for i := 0; i < n; i++ {
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s := fmt.Sprintf("%d", i)
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labels := toPromLabels(b,
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"__name__", "foo", ""+
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"instance", s,
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"job", s,
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"state", s,
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)
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payload = append(payload, newTimeSeriesPB([]float64{1}, []int64{ts.Unix()}, labels))
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}
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e := &executor{
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previouslySentSeriesToRW: make(map[uint64]map[string][]prompbmarshal.Label),
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}
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ar := &AlertingRule{RuleID: 1}
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b.ResetTimer()
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b.ReportAllocs()
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for i := 0; i < b.N; i++ {
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e.getStaleSeries(ar, payload, ts)
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}
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}
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