SynologySHR-1vsSHR-2

若SHR-1 儲存集區的硬碟配置如下，可能須增加兩顆硬碟，才能將儲存集區由SHR-1 類型變更為SHR-2 類型：. 儲存集區僅由兩顆硬碟組成。 所有硬碟的容量皆不同。 由三顆或更多顆 ...

2024年2月28日 — To change from SHR-1 to SHR-2 requires you to have a free bay and extra drive. If you've used all five bays with five drives for a SHR-1 storage ...

2022年7月12日 — SHR 跟Basic 不是兩種不同的東西嗎? 只有2bay. 用SHR 跟RAID 1 是一樣的. 跟本用不到SHR 的功能. SHR 只是方便使用一堆 ...

2022年2月19日 — Choose SHR2 if you can. It has the maximum hardware failure protection. If you need more space, go with SHR1 as it has 1 HDD failure protection ...

Since both are for home use, I would start over and setup SHR. SHR-2 is a waste imo, especially with multiple backups.

2017年2月20日 — SHR-1 writes faster than SHR-2. Once you get past a certain amount of drives this becomes less of an issue as you eventually start writing faster.

2023年8月17日 — SHR2 provides superior data security by safeguarding against two simultaneous drive failures, whereas SHR only protects against one.

The answer is SHR1. You don't need SHR2 until you have a lot of disks. How many is a question about the reliabilty of the disks and your risk tolerance.

2023年12月5日 — SHR-2是更高資料穩定性需求的選擇，能夠容許兩個硬碟的同時故障，可以比喻為RAID6的優化，同樣容許其中兩個硬碟故障的容錯機制，我們將將SHR-2和RAID6作 ...

2022年11月7日 — 新增一顆硬碟至由單一硬碟組成的SHR 儲存集僅會增加容錯能力，並不會擴充儲存容量。 將儲存集區從SHR-1 變更為SHR-2 的功能適用於DSM 6.1 或以上版本。