IBM AIX 7.2 – Common Problem 110 – Diagnosis and Fix

📖 ~1 min read

Table of contents

1. Symptom & Impact
2. Environment & Reproduction
3. Root Cause Analysis
4. Quick Triage
5. Step-by-Step Diagnosis
6. Solution – Primary Fix
7. Solution – Alternative Approaches
8. Verification & Acceptance Criteria
9. Rollback Plan
10. Prevention & Hardening
11. Related Errors & Cross-Refs
12. References & Further Reading

Symptom & Impact

User reports ‘You have not logged in for too long’ when authenticating.

Environment & Reproduction

AIX 7.2 default loginretries or maxage limits triggered for an account.

Root Cause Analysis

Failed login attempts or password age exceeded policy in /etc/security/user.

Quick Triage

Run lsuser -a unsuccessful_login_count account_locked USERNAME to see status.

Step-by-Step Diagnosis

Inspect /etc/security/lastlog and /etc/security/failedlogin for events.

Solution – Primary Fix

Reset with chsec -f /etc/security/lastlog -s USERNAME -a unsuccessful_login_count=0.

Solution – Alternative Approaches

Unlock with chuser account_locked=false USERNAME if the lock flag is set.

Verification & Acceptance Criteria

lsuser confirms account_locked=false and the user authenticates successfully.

Rollback Plan

Re-lock the account with chuser account_locked=true USERNAME if needed.

Prevention & Hardening

Tune loginretries and maxage in /etc/security/user with the security team.

Related Errors & Cross-Refs

Often paired with audit AUTH events and pam_aix log entries.

Related tutorial: View the step-by-step tutorial for aix-7.2.

View all aix-7.2 tutorials on the Tutorials Hub →

Browse all common problems & solutions on the Tutorials Hub.

References & Further Reading

IBM Docs: chsec, chuser, /etc/security/user attributes.