Werk #18177: OTel: Merge resource metric datapoints across multiple datasets

Component Checks & agents
Title OTel: Merge resource metric datapoints across multiple datasets
Date Aug 18, 2025
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.5.0b1
Not yet released
Checkmk Cloud (CCE), Checkmk MSP (CME)
2.4.0p11 Checkmk Cloud (CCE), Checkmk MSP (CME)

Previously we would only consider the latest received resource metric dataset during checking. Not all producers will send the complete set of datapoints in every resource metric dataset. This would lead to services flapping or the status UNKNOWN.

With this Werk metrics will now be merged before checking, as to consider all datapoints.

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