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rnnvpuNC's avatar
rnnvpuNC
Aspirant
Sep 09, 2014

NV+ stuck on booting, including after trying os reinstall

I have an old NV+ from around 2005-2006 (I don't exactly recall). I have long
since lost track of any warranty or support options that came with it that I may
have registered for. I would be open to buying support if it could help me.

The NV+ contains only two 500 GB disks in a RAID 1 (this is a correction: it's mirrored,
but I originally wrote RAID 0) configuration. I had configured them to support Windows
(CIFS, I guess) file access on my home LAN. I have no reason to believe there is any
problem with the disks, so I hope the data is up to date and safe on the disks. I have
not performed a backup.

As of the last week, the NV+ display says "Booting" and stays stuck there. I tried
the procedure for OS reinstall, (press the pin, hold power for five seconds until
the appropriate option is shown, release the button and pin) and it seemed to
indicate that it would do it, but the NAS still ended up stuck at "booting".

If it is possible to restore the ReadyNAS, I'd like to do it. If not, I would like
to take one or both of these disks and use them to recover the data in a new
NAS, perhaps a more recent model. I wonder if anyone with prior experience
can advise the best way to go about that? Is there a netgear service number
I can call to buy help with this, or if I choose a newer NAS, are there any
guidelines to buying one that will offer the ability for me to put the disks
from my NV+ in so I can recover or just seamlessly use my existing RAID 0 pair
of disks?

10 Replies

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  • Have you tried support, I think there may be a scheme where, if you buy a new readynas, they will help you to transfer the data. I'm not sure what the prerequisites are.
    Contact them.
    You symptoms may be related to a full OS partition, which is fixable.
    You have a raid 0 volume that spans 2 disks?
    What firmware?
  • Sorry -- I should have said RAID 1. Big difference! I'm going to fix that in the
    original post. I don't know what firmware I'm running because I didn't write it down and I can't boot
    it up now.

    I do have suspicions that this failure was triggered by a recent electrical outage. I
    used to have the NV+ on a UPS, but the UPS died (second to die, actually) and I had
    not gotten arond to replacing it. Lesson learned ,there.

    I've emailed support -- I guess I'll see what they say. I'm pretty hopeful the
    data is intact on at least one of the two mirrored disks, so it seems logical that
    recovering it shouldn't be too much of an ordeal.
  • StephenB's avatar
    StephenB
    Guru - Experienced User
    If you have a windows PC, try linux reader on disk 1 (http://www.diskinternals.com/linux-reader/)

    Disk 2 won't work, the RAID in the NV+ v1 uses a parity disk (does not distribute parity blocks), and the parity disk only contains a formatted OS partition. The parity data (copy in your case) is there, but saved to the raw disk (not a partition).

    Label the disks if you remove them, it makes identification of the main drive easier.
  • Thanks for the info! I actually have both Windows and Linux PCs handy for trying to sort this out, so it sounds like I should be able to do it.

    I'm a little surprised about the disk 2 situation. I'm nervous that if the same problem that affected the NV+ affected the wrong disk, I might have trouble recovering. If there were a need to read the data off the raw image on disk #2, is there any utility to do it?

    Anyway, fingers crossed that disk 1 is still A-ok.
  • The NAS should be able to recover the data no matter which disk fails, if you have an xraid array. It's just that out of the NAS only disk 1 is readable.
    Of course if you have more than 2 disks then reading the entire array outside the NAS is more difficult.

    If you don't want to worry then make sure you have robust backup arrangements.
  • StephenB's avatar
    StephenB
    Guru - Experienced User
    vandermerwe wrote:
    The NAS should be able to recover the data no matter which disk fails, if you have an xraid array. It's just that out of the NAS only disk 1 is readable.
    Yes. If disk 1 fails, the NAS will boot from just disk 2, and the shares will be accessible.

    The newer NAS handle the raid differently, the parity disk idea is only in the sparc v1 platforms (which have hardware accelerated RAID)
  • OK, this is embarrassing, but I can't figure out how to get the drives out of the readnas. I have equipment on a computer I'm ready to use to recover it, but
    I can't physically get the drives out.

    Can anyone advise how to do it?

    Bear in mind that the readynas itself won't get past "booting", so I need to do it physically, not via some software option.
  • OK, I was able to get the drives out.

    Alas, it looks like drive 1 is dead. It either clicks horribly, or if it is quiet it fails to be recognized. I see system error messages. I'm afraid that drive is probably not readable.

    Drive 2 is recognized and shows up as an unlabelled drive with no disk partition, which matches what I was previously told here.

    I'm hoping that there is some way to pull the files out of the raw data on drive 2, since drive 2 seems to be in good shape. Basically, I have a readynas with serious problems (possibly dead) and also one out of two drives of a RAID 1 set dead, but I still would think it would be possible to recover the data from the other member of the mirror. Has anyone managed to do it?
  • mdgm-ntgr's avatar
    mdgm-ntgr
    NETGEAR Employee Retired
    Did you try booting the NAS with just disk 2 installed?

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