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Merge pull request #12732 from bboreham/simplify-rangeeval

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promql: simplify inner loop of rangeEval
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Bryan Boreham 2023-09-20 20:22:05 +00:00 committed by GitHub
parent d498bb0d8c e4dd3469ac
commit 91054875d6
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 34 deletions
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51
promql/engine.go
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@ -1189,41 +1189,24 @@ func (ev *evaluator) rangeEval(prepSeries func(labels.Labels, *EvalSeriesHelper)
}
for si, series := range matrixes[i] {
for _, point := range series.Floats {
if point.T == ts {
if ev.currentSamples < ev.maxSamples {
vectors[i] = append(vectors[i], Sample{Metric: series.Metric, F: point.F, T: ts})
if prepSeries != nil {
bufHelpers[i] = append(bufHelpers[i], seriesHelpers[i][si])
}
// Move input vectors forward so we don't have to re-scan the same
// past points at the next step.
matrixes[i][si].Floats = series.Floats[1:]
ev.currentSamples++
} else {
ev.error(ErrTooManySamples(env))
}
}
break
switch {
case len(series.Floats) > 0 && series.Floats[0].T == ts:
vectors[i] = append(vectors[i], Sample{Metric: series.Metric, F: series.Floats[0].F, T: ts})
// Move input vectors forward so we don't have to re-scan the same
// past points at the next step.
matrixes[i][si].Floats = series.Floats[1:]
case len(series.Histograms) > 0 && series.Histograms[0].T == ts:
vectors[i] = append(vectors[i], Sample{Metric: series.Metric, H: series.Histograms[0].H, T: ts})
matrixes[i][si].Histograms = series.Histograms[1:]
default:
continue
}
for _, point := range series.Histograms {
if point.T == ts {
if ev.currentSamples < ev.maxSamples {
vectors[i] = append(vectors[i], Sample{Metric: series.Metric, H: point.H, T: ts})
if prepSeries != nil {
bufHelpers[i] = append(bufHelpers[i], seriesHelpers[i][si])
}
// Move input vectors forward so we don't have to re-scan the same
// past points at the next step.
matrixes[i][si].Histograms = series.Histograms[1:]
ev.currentSamples++
} else {
ev.error(ErrTooManySamples(env))
}
}
break
if prepSeries != nil {
bufHelpers[i] = append(bufHelpers[i], seriesHelpers[i][si])
}
ev.currentSamples++
if ev.currentSamples > ev.maxSamples {
ev.error(ErrTooManySamples(env))
}
}
args[i] = vectors[i]