Change RAID Type of a Storage Pool

Storage pools can be changed from one RAID type to another without losing existing data. For example, you can create a RAID 1 storage pool on your Synology NAS and later change to RAID 5 if you install more drives. This article provides instructions to change the RAID type of existing storage pools on your…

What is Synology Hybrid RAID (SHR)

Overview Synology Hybrid RAID (SHR) is an automated RAID management system from Synology, designed to make storage volume deployment quick and easy. If you don’t know much about RAID, SHR is recommended to set up the storage volume on your Synology NAS. You will learn different types of SHR and their advantages/disadvantages over classic single…

Hot Spare

Hot spare drives are standby drives that can repair a degraded storage pool by automatically replacing a failed drive. Hot spare drives can be globally assigned to protect any storage pool within your Unified Controller, as long as the storage pool matches the following criteria: The RAID type of the storage pool must be one…

Which Synology NAS models support SSD cache?

SSD caches can achieve better performance on Synology NAS by leveraging the advantages of SSDs. By storing frequently accessed data on an SSD cache, you can reduce I/O latency and improve system performance of your Synology NAS. Most Synology NAS models support SSD cache. Installing SSDs according to the following ways allows you to create…