For prometheus metrics without sums, leave the sum unset #2413
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MrAlias
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Mar 10, 2022
Aneurysm9
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Mar 10, 2022
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I thought we were intending to make the sum field |
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Thanks for pointing that out, Josh. I wasn't aware of that change, but it makes a lot of sense. I've updated this to say the sum must be unset. |
dashpole
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jack-berg
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jmacd
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cijothomas
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bogdandrutu
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Mar 22, 2022
carlosalberto
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Oct 31, 2024
…try#2413) * for prometheus metrics without sums, use a sum of 0 * sum is unset instead of 0 Co-authored-by: Bogdan Drutu <bogdandrutu@gmail.com>
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Related issue: open-telemetry/opentelemetry-collector-contrib#7546
Changes
It is not possible to implement the spec as it is currently written, since the sum cannot be computed from buckets.
The OpenMetrics histogram spec says:
We have two options for how to handle histograms without sums:
Leaving it unset is the correct way to handle this case.
cc @Aneurysm9 @jmacd