Affected versions: 14.04 LTS

📖 ~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

Container workloads remain offline because daemon does not start.

Environment & Reproduction

Common on older Docker deployments using AUFS after abrupt host interruption.

Root Cause Analysis

Layer metadata corruption prevents graph driver initialization.

Quick Triage

Inspect daemon logs and verify storage path integrity.

Step-by-Step Diagnosis

Check AUFS mount entries, layer directories, and disk consistency signals.

Illustrative mockup for ubuntu-14-04-lts — docker_aufs_problem
Docker service fails due to AUFS layer inconsistency — Illustrative mockup — Progressive Robot

Solution – Primary Fix

Backup data root, repair or reset driver state, and restart daemon safely.

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Illustrative mockup for ubuntu-14-04-lts — docker_aufs_solution
Recovered container runtime with clean storage driver state — Illustrative mockup — Progressive Robot

Solution – Alternative Approaches

Migrate to supported storage driver with planned image rebuild.

Verification & Acceptance Criteria

Daemon starts cleanly and critical containers pass health checks.

Rollback Plan

Revert to prior data root snapshot if new storage config fails.

Prevention & Hardening

Use clean shutdown controls and regular integrity checks for container storage.

Related with orphan layers, devicemapper migration issues, and disk full events.

Related tutorial: View the step-by-step tutorial for Ubuntu 14.04 LTS.

View all Ubuntu 14.04 LTS tutorials on the Tutorials Hub →

Browse all common problems & solutions on the Tutorials Hub.

References & Further Reading

Consult Docker storage driver and Ubuntu container runtime docs.

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