Commit graph

9 commits

Author SHA1 Message Date
Aliaksandr Valialkin
17096b5750 app/vmselect/promql: return NaN from count() over zero time series
This aligns `count` behavior with Prometheus.
2019-07-25 22:02:30 +03:00
Aliaksandr Valialkin
9203170eb2 app/vmselect/promql: extract rmoeveGroupTags function for removing unneeded tags from MetricName according to the given modifierExpr 2019-07-09 23:20:48 +03:00
Aliaksandr Valialkin
4dbd642c86 app/vmselect/promql: remove empty timeseries left after topk call 2019-07-04 19:42:39 +03:00
Aliaksandr Valialkin
90e72c2a42 app/vmselect/promql: add sum2 and sum2_over_time, geomean and geomean_over_time funcs.
These functions may be useful for statistic calculations.
2019-06-24 16:44:44 +03:00
Aliaksandr Valialkin
1c33b5937e app/vmselect/promql: prevent from count_values explosion of timeseries, which could result in OOM 2019-06-11 01:03:13 +03:00
Aliaksandr Valialkin
8bb6bc986d app/vmselect/promql: skip superflouos timestamps copying in count_values 2019-06-11 00:44:01 +03:00
Aliaksandr Valialkin
bf9782eaf6 app/vmselect/promql: skip NaN values in count_values func 2019-06-10 22:42:32 +03:00
Aliaksandr Valialkin
1458450dba app/vmselect/promql: return the correct time series from quantile
Previously arbitrary time series could be returned from `quantile`
depending on sort order for the last data point in the selected range.

Fix this by returning the calculated time series.

Fixes https://github.com/VictoriaMetrics/VictoriaMetrics/issues/55
2019-06-06 17:07:31 +03:00
Aliaksandr Valialkin
1836c415e6 all: open-sourcing single-node version 2019-05-23 00:18:06 +03:00