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Scenarios

Last Updated: Mar 21, 2018

HCSA integrates private on-premise storage with Alibaba Cloud Object Storage Service (OSS), provisioning cloud functions for your business needs.

Cloud-based scale-out

Cloud-based scale-out supports tiering mode, cache mode, and sync mode. It uses cloud storage to scale out local storage.

Tiering Mode Cache Mode Sync Mode
If HCSA fails Some (cold) data is saved to the cloud All data is saved to the cloud All data is saved to the cloud
If the network fails The service is temporarily unavailable Only local hot data can be accessed All data can be accessed in HCSA
Data access Hot data: fast
Cold data: slow
Hot data: fast
Cold data: slow
All data: fast
Cloud data recovery Not supported Restoring to the latest backup in the cloud Restoring to the latest backup in the cloud

Cloud backup

Automatic cloud backup simplifies data management and data maintenance. You can create snapshots in the local storage of HCSA and upload the snapshot images of each point in time to the preconfigured cloud OSS bucket as a backup.

backup

Cloud sync

File-level cloud sync features both high performance and strong data integrity, supporting both local storage of HCSA and two-way data mirroring at the folder level in the cloud.

Cloud sync

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