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portfolio/professional-infra/migration-validation-framework/scenarios/before_after_comparison.md
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Mateusz Suski 35e6b139fc
ci / validate (push) Failing after 1m8s
Initial CV-aligned infrastructure portfolio
Rework portfolio around Linux operations, Zabbix monitoring, migration validation, and ELK/Grafana log observability.

Add AAP-style LVM resize workflow, Zabbix server/proxy/agent automation assets, Linux/AIX monitoring templates, and updated validation CI.
2026-05-04 17:37:24 +00:00

663 B

Scenario: Before/After Migration Comparison

Description

Compare a pre-cutover host snapshot against a post-cutover snapshot and determine whether the migrated system is ready for production traffic.

Commands

cd professional-infra/migration-validation-framework
python3 cli.py compare examples/before.json examples/after.json --output /tmp/migration-diff.json

Expected Result

  • The command writes a JSON diff.
  • The result is FAIL because sshd is failed after migration.
  • The risk assessment highlights the /var disk usage increase.
  • The remediation path is to restore SSH and reduce or expand /var before approving cutover.