Clinical DB replica lag exceeding 90s — draft RCA

Incident inc-4802 · owner Dana Whitfield · Meridian Health Systems. Each verified class includes attached logs, probe output, and artefact links.

Back to workspace Evidence

Analysis package

Verification agent confidence, supporting evidence with attached logs/output, and rejected hypotheses.

Read-only Agent OS

No shell execution
No cluster-admin
No secret reads
No database writes
No firewall changes
No autonomous remediation

Root cause

Verification agent confidence score

54%

Investigation in progress for clinical-reporting-db. Working hypothesis pending verification against host pg-clinical-replica-02 (10.64.22.18).

Supporting evidence

2 verified classes · expand for logs & output

host pg-clinical-replica-02ip 10.64.22.18captured Aug 1, 2026, 6:30:00 PM

Check · incident workspace · resource identity + timeline

Logs · attached excerpt

[2026-08-01T18:30:00Z] investigate: open inc-4802
[2026-08-01T18:30:00Z] scope: tenant=tn-meridian customer=cu-clinical env=production
[2026-08-01T18:30:00Z] resource: host=pg-clinical-replica-02 ip=10.64.22.18 cluster=meridian-clinical-rds

Output · verified details

{
  "incidentId": "inc-4802",
  "application": "clinical-reporting-db",
  "hostname": "pg-clinical-replica-02",
  "ipAddress": "10.64.22.18",
  "cluster": "meridian-clinical-rds",
  "status": "open",
  "severity": "P1"
}

host pg-clinical-replica-02ip 10.64.22.18captured Aug 1, 2026, 6:30:00 PM
Check · agent passport · audit trail
Logs · attached excerpt
```
[2026-08-01T18:30:00Z] agent=ag-database-01 mode=read-only
[2026-08-01T18:30:00Z] productionWriteRequired=false
```
Output · verified details
```
{ "assignedAgent": "ag-database-01", "autonomy": "read-only", "write": false }
```

Rejected hypotheses

1 ruled out · with counter-evidence

Recommendation

Requires human execution — the Agent OS never remediates

Continue evidence collection; do not remediate from the console. Expand time window and correlate change calendar.