Host Alert History
Last Updated: Fri Jan 30 06:30:26 CET 2026
Nagios® Core™ 4.4.6 - www.nagios.org
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Host 'TNOC-AD03-OC'

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Fri Jan 30 00:00:00 CET 2026
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File: /var/log/nagios4/nagios.log
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January 30, 2026 06:00

Service stopped flapping[01-30-2026 06:27:45] SERVICE FLAPPING ALERT: TNOC-AD03-OC;Windows Updates;STOPPED; Service appears to have stopped flapping (3.8% change < 5.0% threshold)

January 30, 2026 03:00

Service Critical[01-30-2026 03:17:42] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;CRITICAL;HARD;3;Updates: 1 critical, 0 optional
Service Unknown[01-30-2026 03:07:39] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;UNKNOWN;HARD;3;CHECK_NRPE: Receive header underflow - only 0 bytes received (4 expected).

January 30, 2026 02:00

Service Critical[01-30-2026 02:17:09] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;CRITICAL;HARD;3;Updates: 1 critical, 0 optional
Service started flapping[01-30-2026 02:17:09] SERVICE FLAPPING ALERT: TNOC-AD03-OC;Windows Updates;STARTED; Service appears to have started flapping (23.2% change >= 20.0% threshold)
Service Unknown[01-30-2026 02:07:07] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;UNKNOWN;HARD;3;CHECK_NRPE: Receive header underflow - only 0 bytes received (4 expected).

January 30, 2026 01:00

Service Critical[01-30-2026 01:16:37] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;CRITICAL;HARD;3;Updates: 1 critical, 0 optional
Service Unknown[01-30-2026 01:06:35] SERVICE ALERT: TNOC-AD03-OC;Windows Updates;UNKNOWN;HARD;3;CHECK_NRPE: Receive header underflow - only 0 bytes received (4 expected).