What is the recommended free space for aggregates?
Applies to
ONTAP 9
Answer
| Consideration | Recommended Free Space | Notes |
|---|---|---|
| WAFL Reserve | 5% or 10% (automatic) | Not user-configurable, not shown as free space |
| Deduplication | 4% (volume) + 3% (aggregate) | Based on physical data after deduplication |
| Performance | >10% free space | To avoid increased write latency |
