Werk #18310: OTel: Fix ZeroDivisionError for histogram

Component

Checks & agents

Title

OTel: Fix ZeroDivisionError for histogram

Date

Oct 1, 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)
2.4.0p14 Not yet released	Checkmk Cloud (CCE), Checkmk MSP (CME)

This update resolves a crash that occurred when parsing OpenTelemetry histogram metrics with a zero count. Previously, metrics with an empty count triggered a ZeroDivisionError. With this change, such metrics are now safely skipped, preventing the error.

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