Werk #18732: Improve service summary for failover aggregated clustered services

Component

Checks & agents

Title

Improve service summary for failover aggregated clustered services

Date

Oct 8, 2025

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.5.0b1 Not yet released	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.4.0p18 Not yet released	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

Clustered host service aggregation now correctly shows the designated primary host as active in failover mode, fixing the previous issue where the wrong host appeared as active in the service summary.

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