The easiest way to see what Prometheus is looking at is to query for the
raw data:
apigateway_apicount_counter{field12="field12Value", field13="
field13 Value"}[15m]
On Fri, Oct 16, 2020 at 5:32 PM Ryan Rank <[email protected]> wrote:
> I have an increase query that is not returning the results I'm expecting.
> It's consistently returning a smaller number than I expect.
>
> I'm querying against a counter that only increases by an integer value.
>
> Here's the query:
> sum without (field1, field2, field3, field4, field5, field6, field7,
> field8, field9, field10, field11, field12, field13) (increase
> (apigateway_apicount_counter{field12="field12Value", field13="
> field13 Value"}[15m]))
>
> Results:
> {node="node1"} 2.615 K
> {node="node2"} 2.541 K
> {node="node3"} 2.530 K
> {node="node4"} 2.541 K
>
> When I do a count against the real vales, I'm coming up with the following:
>
> node1 4416
> node2 4271
> node3 3868
> node4 3849
>
> I do see the documentation stating "The increase is extrapolated to cover
> the full time range as specified in the range vector selector, so that it
> is possible to get a non-integer result even if a counter increases only by
> integer increments." Because of this, I do expect some variance, but not as
> much of a difference as I am seeing.
>
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