Synology DS220+ changing from RAID 0 to SHR

Yes, the loss of redundancy is both expected and the goal. The reason is to get as much storage space as possible in the volume.

How do i change from Raid 1 to Raid 0 on a 2 Bay NAS (DS215j) in DSM 6? I am thinking that using disk 2 for Hyper Backup will make more ...

RAID 1 to RAID 0: not possible. External disk: possible as a independent folder, but not possible to expand an internal volume.

... RAID 6 便較具吸引力。 RAID 10. RAID 10 具備了RAID 1 和RAID 0 的優勢。讀取和寫入效能皆提升，但只有半數的空間可用來儲存資料。至少需要四顆以上硬碟才能組成RAID ...

前往儲存空間管理員> 儲存管理。 · 選擇欲變更RAID 類型的儲存集區，按一下右上角的 圖示並選擇變更RAID 類型。 · 選擇欲變更的目標RAID 類型，按下一步。 · 選擇欲新增至儲存集 ...

Go to Storage Manager > Storage. · Select the storage pool whose RAID type you want to change. · Select the RAID type you want to change to and click Next.

開啟儲存空間管理員。 · 前往儲存集區。 · 選擇欲變更的儲存集區，然後按一下動作下拉式選單中的變更RAID 類別。 · 選擇您想要將儲存空間變更至哪一種RAID 類別。按一下下一步 ...

Synology NAS如何「增強」RAID、SHR的可靠性？ SHR （Synology Hybrid Raid）的RAID1容錯性增強手段; Data Scrubbing主動查錯功能; Synology SHR的潛在問題和發展.

I plan on buying a 12TB external Drive and attach it via USB to the NAS and configure it to be used as a backup. Is it possible to switch the raid from 1 to 0 ...

Yup. There's no way to reduce the size, redundancy, or number of drives in an array, and therefore no in-place conversion away from RAID1/SHR.