wip: wip allow PromQL engine to operate on immutable histogram pointers #13679
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beorn7
reviewed
Mar 14, 2024
| @@ -385,7 +387,7 @@ func (it *SampleRingIterator) AtFloatHistogram(fh *histogram.FloatHistogram) (in | |||
| it.fh.CopyTo(fh) | |||
| return it.t, fh | |||
| } | |||
| return it.t, it.fh.Copy() | |||
| return it.t, it.fh | |||
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Shouldn't this also be guarded behind reuseHistograms?
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Related to #13659 .
Optimize the engine in case the iterator loading histogram samples has already allocated the samples and doesn't modify them afterwards , thus there is no need to make copies. E.g. storageSeriesIterator