You May use
rate(metric{}[15m])
Jérôme Loyet <jer...@loyet.net> schrieb am Do., 18. Jan. 2024, 19:27:
> Hello,
>
> my previous was not clear, sorry for that. I don't want count the number
> of sample (count_over_time) but I want to calculate the difference (delta)
> or the increase (increase) of the metric value during the range (15
> minutes).
>
> As the metric is a counter that only grows (it counts the number of
> request the service has handled), it should be the last value of the sample
> range minus the first one.
>
> here is a screenshot of the corresponding metric:
> [image: image.png]
>
> There must be some black magic around increase/delta that I do not
> understand that gets me unexpected results.
>
> Le jeu. 18 janv. 2024 à 19:14, Alexander Wilke <nachtfalk...@gmail.com> a
> écrit :
>
>> Maybe you are looking for
>>
>> count_over_time
>>
>> https://promlabs.com/promql-cheat-sheet/
>>
>> Jérôme Loyet <jer...@loyet.net> schrieb am Do., 18. Jan. 2024, 18:56:
>>
>>> Hello,
>>>
>>> I have a counter and I want to counter the number of occurences on a
>>> duration (let's say 15m). I'm using delta() or increase but I'm not getting
>>> the result I'm expecting.
>>>
>>> value @t0: 30242494
>>> value @t0+15m: 30609457
>>> calculated diff: 366963
>>> round(max_over_time(metric[15m])) - round(min_over_time(metric[15m])):
>>> 366963
>>> round(delta(metric[15m])): 373183
>>> round(increase(metric[15m])): 373183
>>>
>>> increase and delta both return the same value but it appears to be wrong
>>> (+6220) while max_over_time - min_over_time return the expected value.
>>>
>>> I do not understand this behaviour. I must have miss something.
>>>
>>> Any help is appreciated, thx a lot.
>>>
>>> ++ Jerome
>>>
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>>>
>>
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