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Capture timing information while sorting

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Signed-off-by: Charles Korn <charles.korn@grafana.com>
This commit is contained in:
Charles Korn 2024-05-13 19:47:18 +10:00
parent 036c87223c
commit 0e934dba8e
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1 changed files with 7 additions and 3 deletions
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10
promql/engine.go
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@ -752,7 +752,7 @@ func (ng *Engine) execEvalStmt(ctx context.Context, query *query, s *parser.Eval
case parser.ValueTypeScalar:
return Scalar{V: mat[0].Floats[0].F, T: start}, warnings, nil
case parser.ValueTypeMatrix:
sort.Sort(mat)
ng.sortMatrixResult(ctx, query, mat)
return mat, warnings, nil
default:
panic(fmt.Errorf("promql.Engine.exec: unexpected expression type %q", s.Expr.Type()))
@ -791,11 +791,15 @@ func (ng *Engine) execEvalStmt(ctx context.Context, query *query, s *parser.Eval
}
// TODO(fabxc): where to ensure metric labels are a copy from the storage internals.
ng.sortMatrixResult(ctx, query, mat)
return mat, warnings, nil
}
func (ng *Engine) sortMatrixResult(ctx context.Context, query *query, mat Matrix) {
sortSpanTimer, _ := query.stats.GetSpanTimer(ctx, stats.ResultSortTime, ng.metrics.queryResultSort)
sort.Sort(mat)
sortSpanTimer.Finish()
return mat, warnings, nil
}
// subqueryTimes returns the sum of offsets and ranges of all subqueries in the path.