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PASSEDinfrastructure / documentation_system_down_during_outage

Documentation System Down During Outage

The IT documentation platform (IT Glue/Hudu) becomes unreachable during a major client outage. Technicians cannot access network diagrams, credential vaults, or runbook procedures needed to resolve the issue. The documentation system is hosted on the same infrastructure experiencing the outage.

Pattern
CONNECTION_REFUSED
Severity
CRITICAL
Confidence
85%
Remediation
Remote Hands

Test Results

MetricExpectedActualResult
Pattern RecognitionCONNECTION_REFUSEDCONNECTION_REFUSED
Severity AssessmentCRITICALCRITICAL
Incident CorrelationYes9 linked
Cascade EscalationN/ANo
RemediationRemote Hands — Corax contacts on-site support via call, email, or API

Scenario Conditions

Documentation platform self-hosted on client infrastructure. Same network segment as affected services. Technicians need network diagrams and credentials to troubleshoot. No offline copy of critical documentation. Credential vault inaccessible. Runbooks not available.

Injected Error Messages (1)

IT documentation platform unreachable during active outage — connection refused on docs01:443, documentation system hosted on same infrastructure experiencing failure, technicians cannot access network diagrams or credentials, connection refused to credential vault, runbook procedures unavailable, connection refused on both primary and backup documentation URLs

Neural Engine Root Cause Analysis

The documentation platform (docs01) is experiencing a connection refused error on port 443, indicating the web service is not listening or accepting connections. Given the presence of 9 correlated incidents within the same 5-minute window and a similar container event pattern from the production website, this appears to be part of a broader infrastructure failure affecting multiple services. The connection refused pattern suggests either the web server process has crashed, the container/service has stopped, or there's a network-level issue preventing connections to the HTTPS port.

Remediation Plan

1. Verify if this is part of the broader infrastructure issue affecting 9+ services 2. Check if docs01 container/service is running and restart if stopped 3. Verify network connectivity and firewall rules for port 443 4. Check system resources (CPU, memory, disk) on docs01 host 5. Review application and system logs for crash indicators 6. If service restart fails, escalate for manual investigation of underlying infrastructure
Tested: 2026-03-30Monitors: 1 | Incidents: 1Test ID: cmnck3cwq06f1obqeygb391f7