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userreadynas's avatar
userreadynas
Aspirant
Jul 03, 2016
Solved

readynas nv+ v2 replacing different sizes disks

hi, just like to verify the right procedure of upgradinng my current disks with a bigger size replacement disk without losing data.

 

I currenly have all 4 bays filled with Seagate Barracuda 3.5 inch 2TB and like to increase the capacity, maybe with replacing step by step with 3 or 4 TB disks of a different manufacturer.

 

* Would I need to replace the disks in section of 2 or can I just replace 1 disk over time to keep the costs down?

* What is the correct procedure to follow for replacing a disk (or two disks) without losing data?

 

Looking forward to your response.

 

 

  • StephenB's avatar
    StephenB
    Jul 03, 2016

    If you are using XRAID (the default), then you can replace one disk at a time - removing the drive with the NAS running, then hot-inserting the replacement.  Make sure the resync is finished before you do the second drive.

     

    There will be no size increase on the first drive replace, but you will see a 2 TB increase for every drive after that (assuming 4 TB disks).  That would double the volume size (6 TB -> 12 TB) when you replace the last one.

     

    I recommend NAS-purposed drives for your NAS (WDC Red or Seagate VN).  I use the WDC Red's myself.

     

    Note there are two limits to volume expansion in your NAS

    (a) the volume won't expand over 16 TiB

    (b) the volume won't expand more than 8 TiB from its starting point.

     

    These both relate to the volume size, not the raw disk capacity.

     

    You won't reach the first one, but if you started with something smaller than 4x2TB you might run into the second.  If you do hit it, you will need to do a factory reset with the new disks in place, and restore all the data from a backup.

8 Replies

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  • StephenB's avatar
    StephenB
    Guru - Experienced User

    What firmware are you running?  4.1.x or 5.3.x?

      • StephenB's avatar
        StephenB
        Guru - Experienced User

        If you are using XRAID (the default), then you can replace one disk at a time - removing the drive with the NAS running, then hot-inserting the replacement.  Make sure the resync is finished before you do the second drive.

         

        There will be no size increase on the first drive replace, but you will see a 2 TB increase for every drive after that (assuming 4 TB disks).  That would double the volume size (6 TB -> 12 TB) when you replace the last one.

         

        I recommend NAS-purposed drives for your NAS (WDC Red or Seagate VN).  I use the WDC Red's myself.

         

        Note there are two limits to volume expansion in your NAS

        (a) the volume won't expand over 16 TiB

        (b) the volume won't expand more than 8 TiB from its starting point.

         

        These both relate to the volume size, not the raw disk capacity.

         

        You won't reach the first one, but if you started with something smaller than 4x2TB you might run into the second.  If you do hit it, you will need to do a factory reset with the new disks in place, and restore all the data from a backup.

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