raid5

The Best RAID 5 Ready 4/5/6-Bay NAS Servers of 2025 Multi bay NAS units in the 4,5 and 6 bay bracket have become the default choice for users who want a single chassis that can handle RAID 5 or larger arrays, mix HDD and NVMe storage and still fit under a desk or on a shelf. This roundup looks...

I have a DS423+ with three identical 20TB drives that I am going to set up. I would like to have 4TB of the capacity reserved for backing up files and documents in one storage pool (RAID5). The remaining (and majority) of storage capacity will be ripped BlueRay movies where I already have the...

I bought a new NAS423+. Installed two 20TB Seagate Ironwolf Pro that I already have some data on, and also a third HDD of the same type that has never been initialized or used anywhere. All three are same PN and even the same batch number, but the two with content I bought while in the US but...

I had two disks that were marked as crashed. I know that only one of the is actually crashed. The other one worked just fine in another computer using a cradle. Sadly the NAS refuses to re-enable disks that have been marked as crashed. I tried solving that using tips in this thread Reset drive...

A friend of mine runs a DS1817 with two DX517 extensions. Unfortunately the power supply of one DX517 died and finally the storage pool on the DX517 crashed :mad: Unfortunately there doesn't exist a backup but it's important for my friend to recover the data. What's the suggested way to recover...