Werk #14770: mssql_instance: check shows UNKNOWN when the instance is not accessible

Component Checks & agents
Title mssql_instance: check shows UNKNOWN when the instance is not accessible
Date Nov 2, 2022
Level Trivial Change
Class Bug Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.2.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.1.0p16 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
2.0.0p30 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

The check "mssql_instance" reported an UNKNOWN state when a specific MSSQL instance had been discovered and added to the monitoring, but vanished later. The check now reports a CRIT state and is consistent with other DB instance services (e.g. Oracle).

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