In a hurry and a need to get the Directory Server up again, I tried to remove the SSD cache from the volume via DSM. Over the time, all services shut down (as expected) and the DS was not even available over SSH. After 8h without any sign of life, I did a reboot via power-bu...
at the same time, dsm said, that my ssd cache is crashed. after that, i removed the defective hdd and my shr1 starts to repair with the last 3 drives. after that, i replaced the defective hard drive and repaired it. now i wanted to rebuild my ssd cache but my nvme Kingston a2000...
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SSD cache, also known as flash caching, is an easy and cost-effective way to improve the performance of your Synology NAS. Try itSpecifications Small upgrade, big performance gain A relatively small SSD cache can dramatically boost the data writing and reading speeds of large HDD volumes. In ...
At Storage Manager > HDD/SSD > HDD/SSD, click on the down arrow next to the name of a hard drive to view the hard drive’s model name, serial number, firmware version, and total size. SSD Cache on Synology NAS SSD cache drives can be installed and mounted in a read-only (RAID 0...
Failover will not be available if SSD cache is created on servers that do not have identical memory size and are in a high-availability clusterNAS Selector RAID Calculator NVR Selector Knowledge Center Downloads Newsletter Company About Synology Blog Newsroom Media Coverage Customer ...
(faster) and then transferred to HDD (slower) in the background, thus resulting in better write performance but also a potential risk for data loss if the number of crashed SSDs exceeds fault tolerance of RAID1 (1 drive) and the temporarily stored data in cache has not yet been written ...
The passive servers storage space crashed. This is usually caused by a hard Cause disk error. Refer to the Crashed storage space or SSD cache section in 2.3.1 Repair Resolution volumes on the passive server to repair the storage space. • Status of high-availability cluster My_SHA_Hostname...
firmware version, and total size. 30 Chapter 5: Manage Storage Space Synology NAS User's Guide Based on DSM 6.2 SSD Cache SSD cache1 drives can be installed and mounted in a read-only (RAID 0) or read-write (RAID 1, RAID 5, RAID 6) configuration to boost the read/write speed of ...
13 Chapter 2: Hardware Setup Add an M.2 NVMe SSD to Synology NAS You can install up to two M.2 NVMe 2280 SSDs on your Synology NAS to create an SSD cache volume. Follow the steps below for SSD module installation and removal. To install an M.2 NVMe SSD module 1 Shut down your ...