Werk #19129: Increase otel-collector resilience towards metric backend outages

Component

Site management

Title

Increase otel-collector resilience towards metric backend outages

Date

Apr 8, 2026

Level

Trivial Change

Class

New Feature

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

3.0.0b1 Not yet released	Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT
2.5.0b4	Checkmk Ultimate, Checkmk Cloud, Checkmk Ultimate MT

The OpenTelemetry Collector now uses a larger sending queue for the ClickHouse exporter, making it more resilient towards metric backend outages by buffering more data during temporary unavailability.

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