SDFS Version 3.0.1
Cloud Storage Enhancements
1. **In-Line deduplication to a Cloud Storage Backend** - SDFS can send all of its data to AWS, AZURE, or Google.
2.**Performance Improvements** - Compressed Multi-Threaded upload and download of data to the cloud
2. **Local Cache** - SDFS will cache the most recently accessed data locally. This is configurable but set to 10 GB by Default
3. **Security** - All data can be encrypted using AES-CBC 256 when sent to the cloud
4. **Throttling** - Upload and download speeds can be throttled.
5. **Cloud Recovery/Replication** - All local metadata is replicated to the cloud and can be recovered back to local volume.
6. **Glacier Support** - Supports S3 Lifecycle policies and retrieving data from Glacier
7. **AWS Region Support** - Supports all AWS Regions
Scalability Improvements
8. Tested to over 100TB of backend storage.
9. Requires only 400MB of memory per TB of unique storage
10. Unlimited Snapshots
11. Volumes physically shrink as data is expunged
General Enhancements
12. Mounts from fstab and using native linux mount commands (mount -t sdfs)
13. Faster Volume Replication
14. Local Encryption support - Uses AES-CBC 256
15. Faster Garbage Collection - 300% improvement
