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vmselect: fix result in Prometheus query when time is small (#4578)

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vmselect: fix result in Prometheus query when time is small

Co-authored-by: Roman Khavronenko <roman@victoriametrics.com>
This commit is contained in:
Haleygo 2023-07-07 17:48:05 +08:00 committed by GitHub
parent bca8ae034f
commit 20e7db47ee
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2 changed files with 4 additions and 0 deletions
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3
app/vmselect/promql/eval.go
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@ -1083,6 +1083,9 @@ func evalRollupFuncWithMetricExpr(qt *querytracer.Tracer, ec *EvalConfig, funcNa
} else {
minTimestamp -= ec.Step
}
if minTimestamp < 0 {
minTimestamp = 0
}
sq := storage.NewSearchQuery(minTimestamp, ec.End, tfss, ec.MaxSeries)
rss, err := netstorage.ProcessSearchQuery(qt, sq, ec.Deadline)
if err != nil {

1
docs/CHANGELOG.md
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@ -50,6 +50,7 @@ The following tip changes can be tested by building VictoriaMetrics components f
* BUGFIX: add validation for invalid [partial RFC3339 timestamp formats](https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#timestamp-formats) in query and export APIs.
* BUGFIX: [vmctl](https://docs.victoriametrics.com/vmctl.html): interrupt explore procedure in influx mode if vmctl found no numeric fields.
* BUGFIX: [vmalert](https://docs.victoriametrics.com/vmalert.html): use RFC3339 time format in query args instead of unix timestamp for all issued queries to Prometheus-like datasources.
* BUGFIX: vmselect: fix timestamp alignment for Prometheus querying API if time argument is less than 10m from the beginning of Unix epoch.
## [v1.91.3](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.91.3)