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Forum Discussion

Danila's avatar
Danila
Aspirant
Aug 17, 2017
Solved

Unable to expand Raid-5

Hi! i have raid 5 3x4tb hdds installed and running. x-raid is off. I want to add 1tb hdd to raid 5 to expand free space for now. but when i click on expand button onadmin page i get this message :...
Adding Disks
  • StephenB's avatar
    StephenB
    Aug 17, 2017
    Danila wrote:

    Hi! i have raid 5 3x4tb hdds installed and running.

    x-raid is off.

    I want to add 1tb hdd to raid 5 to expand free space for now.

     

    Well, you can't do that.  You'd have to add at least a 4 TB drive.

     

    What you can do is create a second volume (using JBOD) on the 1 TB disk.  There will be no raid protection.  You can then create some shares on it, and offload some data from the RAID-5 volume.

StephenB's avatar
StephenB
Guru - Experienced User
Aug 17, 2017
Danila wrote:

Hi! i have raid 5 3x4tb hdds installed and running.

x-raid is off.

I want to add 1tb hdd to raid 5 to expand free space for now.

 

Well, you can't do that.  You'd have to add at least a 4 TB drive.

 

What you can do is create a second volume (using JBOD) on the 1 TB disk.  There will be no raid protection.  You can then create some shares on it, and offload some data from the RAID-5 volume.

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