# Phase 7: Post-migration support and stabilization
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**Considering migration** **scope of 1 cluster \| 100\+ applications. The following table represents the post-migration suppoet and stabilization effort.**


| 
| 
| Activity | Effort (Hours) | 
| --- |--- |
| Hypercare support (2 weeks) | 160 | 
| Performance tuning and optimization | 40 | 
| Cost optimization review | 24 | 
| Documentation finalization | 40 | 
| Knowledge transfer to operations team | 48 | 
| Lessons learned and retrospective | 16 | 
| Old environment decommissioning plan | 24 |