raid

  1. N

    Missing Space on Raid 5

    I have a DS918+ with a DX517 Expansion box. I set the Raid as Raid 5 , 2 data drives and 1 checksum drive , using the drives from Western Digital 8tb Drives USB drives The DSM , reported I was at 72% drive usage with 9.42Tb Drives Space. The recent Amazon Black Friday had the Western Digital...
  2. 1

    SSD-only array: JBOD vs RAID

    Hi everyone, As a Christmas present to myself :p, I've ordered a DS620slim with 3 x 4TB WD Red SA500 SSDs in order to retire my DS216+II as a backup NAS. I'm really looking forward to the almost-silence and the performance gain, but am a bit unsure on how to configure the volume. Let me...
  3. A

    Not using RAID

    I am getting my first NAS Synology DS920+ this coming weekend. I plan to use it for Plex Media only. I want to maximize all the storage and do not need to mirror any of the data as I have all the files backed up on other devices. I was under the impression I could treat my NAS Drives as...
  4. aGraphicz

    DS920+: best raid option with 4 SSDs of 1.92TB

    Hi Tomorrow I should receive the Ironwolf 110 SSDs for my brand new DS920+. In the specific I will receive 4 SSD of 1.92TB (so a total of 7.68TB). Which kind of raid do you suggest me to do? Our goals are performances (we are a small business with 7 employees) and a good backup solution (this...
  5. A

    Bytes written much higher in 1 of the 2 SHR disks

    Hi, After ditching the WD Red 3TB disks due to 3 out 4 died, I decided to install new drives with clean install on my DS916+. I bought 2 new Samsung 860 QVO 2TB and put them in SHR+BTRFS in slot 1 and slot 3. SMART attributes showed for both 0 Bytes written when bought. During the 4 months...
  6. S

    Expanding diskgroup with new HDDs and converting Raid

    Hello I have been using a DS414j for years with 2 HDDs with 4 TB each (WD Red) in Raid 1 (mirrored) configuration. Now I added two 8 TB HDDs - this is a 4 bay model. My plan: 1) Convert the Raid 1 to Raid 5 (or something similar - recommendation?) using 4 HDDs. Of course, only 4 TB of each of...
  7. Telos

    Question Synology RAID Calculator | RAID0 mixed disk capacity

    Looking to redo my backup NAS as I'm running out of capacity. I have 10TB and 6TB disks which I was going to join in a simple JBOD. Using the Synology RAID Calculator I noticed that in a RAID0 configuration, Capacity = 10TB + 6TB = 16TB I always understood that RAID0 mixed disks yielded ...
  8. B

    Question How to mount and read Synology RAID hard disk?

    Since one of NAS hard disk defected, I removed the hard disk in DSM and can't read the file again. How can i read and backup my data to my PC? I used VMware and installed Ubuntus already but still can't work, does anyone can provide tutorial how to solve my problem? Many thanks,
  9. Joseb

    All about RAID is not BACKUP, general discussion

    Hi Orbit What do you mean that 'RAID is not a backup'? You are going to confuse him by saying that. Please explain what you mean by that to him. You are assuming he has your frame of reference.
  10. WST16

    Info Trying to break Synology’s SHR+Btrfs

    A good read… https://daltondur.st/syno_btrfs_1/
  11. S

    1019+ on the way. Planning set up. Should I use SHR or Raid 6? Any reason not to have just 1 volume?

    Hi there... I am excitedly preparing for my new toy to arrive and want to be able to get it up and running ASAP after it arrives. I have watched some setup vids and there's a choice to make between 2 disc safety options on SHR (Quick set up) and Raid 6. I will have 5x 8TB, with 2 disc safety =...
  12. jeyare

    Tutorial when your RAID degrade with BTRFS in Syno NASes

    One of my concern was about - What would happen when my RAID contains BTRFS will degrade? Analyze I found in official BTRFS Wiki these recommendations: RAID1 volumes - if they become degraded may only be mounted read-write once with the options -o degraded,rw. Notes: This does not happen...
  13. RoCaRay

    Home Media Server: RAID 6 Repair vs. RAID 0 Restore

    We have a home media server with about 30TB of video - currently on a RAID 6 array (6x16TB). We run daily versioned HyperBackups via 10GbE, alternating between two other servers that are also RAID 6 arrays (8x 10TB). All drives are Seagate Exos. Additions and changes, day-to-day, are easily...
  14. H

    Raid 6 Expandability

    Hey All, I've got a question regarding expanding a RAID 6 Synology NAS. If I've got a 16 Bay NAS unit with 12 drives setup in RAID 6, can more drives of the same size be added to the same pool/volume at a later date? I understand this is a feature of SHR but with different drive sizes but am...
  15. A

    How do I increase storage capacity of old Ds211j 2x1Tb in RAID

    I’ve an old Ds211j...I must have had it at least 10 years although wasn’t used for a lot of those...with two 1Tb HDD RAID setup. How do I go about replacing the drives? I can find a decent tutorial anywhere... Will take the opportunity to get more storage at the same time. I use it mostly to...
  16. jeyare

    Question Is SHR better than RAID and When?

    There is still open question from my side: Is SHR better than RAID an when? To be sure I will use SHR1 for specific type of SHR (mentioned in Synology web as SHR), otherwise SHR is general term. Also valid for RAID. 1. SHR1 vs RAID1 - two identical disk - single disk redundancy for both of...
  17. H

    Question Expand capacity+change from basic to raid

    Good morning. I currently own a DS218 with 2 disks installed ( 2 & 6TB ) in basic mode. I want to change the 2TB one for a new 6TB and also go for a RAID1 configuration afterwards.... FYI, in the disk I want to replace, in addition to docs/pics... I have also some synology packages. What...
  18. wwwampy

    Question Adding last 2 discs to 4-bay NAS

    I ordered the last 2 WD red discs (finally) for my DS418play to fill up my NAS. So, I just add them one-by-one and that's it? What about RAID? It's ok to leave SHR? Thank you for your help.
  19. G

    Question Raid type for RS1619xs+

    I’m looking to pickup a RS1619xs+ for my business. I recently purchased a DS718+ for a client of mine, where I’m using SHR1 for raid. I like the SHR raid type because you can later add bigger drives and then expand the volume. With the xs models SHR is not available due to the fact this is...
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