# Data Access

- [Access via FUSE (POSIX API)](/ee-ai-en/ai-3.6/data-access/fuse-based-posix-api.md)
- [Client Writeback](/ee-ai-en/ai-3.6/data-access/fuse-based-posix-api/client-writeback.md)
- [Client Virtual Path Mapping](/ee-ai-en/ai-3.6/data-access/fuse-based-posix-api/client-virtual-path-mapping.md)
- [Access via S3 API](/ee-ai-en/ai-3.6/data-access/s3-api.md)
- [Access via PythonSDK/FSSpec](/ee-ai-en/ai-3.6/data-access/fsspec.md)
- [Data Access High Availability](/ee-ai-en/ai-3.6/data-access/high-availability.md)
- [Multiple Replicas](/ee-ai-en/ai-3.6/data-access/high-availability/multiple-replicas.md)
- [Multiple Availability Zones (AZ)](/ee-ai-en/ai-3.6/data-access/high-availability/multi-az.md)
- [Performance Optimizations](/ee-ai-en/ai-3.6/data-access/performance.md)
- [File Reading](/ee-ai-en/ai-3.6/data-access/performance/file-reading.md)
- [File Writing](/ee-ai-en/ai-3.6/data-access/performance/file-writing.md)
- [Metadata Listing](/ee-ai-en/ai-3.6/data-access/performance/metadata-listing.md)
- [UFS Bandwidth Limiter](/ee-ai-en/ai-3.6/data-access/ufs-bandwidth-limiting.md)