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Benardos's avatar
Benardos
Aspirant
Feb 06, 2017
Solved

Reinstalling JBOD drives in New Readynas

Hello All,

 

I had my Readynas configured as 2 x drives in Raid 1 (Master Positions 1 and 2) then I had 2 Drives in JBOD mode ( Drives Three and Four) .  I recently replaced drives 1 and 2 and made a new Raid 1 partition, now I cant read my JBOD drives (3 and 4) that have not changed?

 

How do I get my JBOD partition back?

 

Thanks


  • Benardos wrote:
    2 weeks ago

    That means you still have phone support.  I suggest that you use it in this case.

11 Replies

Replies have been turned off for this discussion
  • StephenB's avatar
    StephenB
    Guru - Experienced User

    What ReadyNAS model do you have, and what firmware is it running?

    • StephenB's avatar
      StephenB
      Guru - Experienced User

      Benardos wrote:
      RN31600 running lastest firmware.

      That would be 6.6.1?

       

      Did you purchase between 1 June 2014 and 31 May 2016?

    • StephenB's avatar
      StephenB
      Guru - Experienced User

      Benardos wrote:
      2 weeks ago

      That means you still have phone support.  I suggest that you use it in this case.

  • Sandshark's avatar
    Sandshark
    Sensei - Experienced User

    Booting with just the two JBOD drives should work to recover the data.  As to how to make them play well with the other volume, I don't know..

     

    Did you, by chance, have the JBOD drives removed during the transition?  I've been runing some multi-volume experiments, and I can say for sure that that's "a bad thing".  I ended up with two arrays that would each boot but not boot together.

  • Thanks, I worked out that I could boot with just JBOD. Now trying to sort out how to get the data transferred to the new drives. Plan at this stage is to slowly copy data off JBOD, remove and recopy to Raid. Just a slow time consuming process.
    • StephenB's avatar
      StephenB
      Guru - Experienced User

      I think Netgear support might have been able to remount the jbod volumes, saving you a lot of time.

      Sandshark wrote:
      Did you, by chance, have the JBOD drives removed during the transition?  I've been runing some multi-volume experiments, and I can say for sure that that's "a bad thing".

      Yes.  And the volume export function is (as far as I can tell) completely worthless,  I believe there is at least one idea in the exchange on allowing dismounting/remounting of volumes.

      • Benardos's avatar
        Benardos
        Aspirant

        Thanks,  So my situation now is I have booted off a JBOD partiion (Disc 1 and 2) and created a JBOD on position 3 and 4.  Once the data is copied from 1/2 to 3/4, I plan to destroy 1 and 2 and create a Raid 1 partion on those drives.  If I understand correctly, I should not remove disc 3 and 4 during this process, then when I destroy 1 and 2 and create the Raid1, the JBOD (3 and 4) should be readable. I hope this works and I dont loose the data.  

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