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Only add LookbackDelta to vector selectors (#4399)

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Signed-off-by: Thomas Jackson <jacksontj.89@gmail.com>

Related to #4226
This commit is contained in:
Thomas Jackson 2018-07-18 22:16:05 -07:00 committed by Brian Brazil
parent d8153ac5d5
commit 56daa1f28a
1 changed files with 2 additions and 1 deletions
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3
promql/engine.go
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@ -482,13 +482,14 @@ func (ng *Engine) populateSeries(ctx context.Context, q storage.Queryable, s *Ev
Inspect(s.Expr, func(node Node, path []Node) error { Inspect(s.Expr, func(node Node, path []Node) error {
var set storage.SeriesSet var set storage.SeriesSet
params := &storage.SelectParams{ params := &storage.SelectParams{
Start: timestamp.FromTime(s.Start.Add(-LookbackDelta)), Start: timestamp.FromTime(s.Start),
End: timestamp.FromTime(s.End), End: timestamp.FromTime(s.End),
Step: int64(s.Interval / time.Millisecond), Step: int64(s.Interval / time.Millisecond),
} }
switch n := node.(type) { switch n := node.(type) {
case *VectorSelector: case *VectorSelector:
params.Start = params.Start - durationMilliseconds(LookbackDelta)
params.Func = extractFuncFromPath(path) params.Func = extractFuncFromPath(path)
if n.Offset > 0 { if n.Offset > 0 {
offsetMilliseconds := durationMilliseconds(n.Offset) offsetMilliseconds := durationMilliseconds(n.Offset)