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ianren's avatar
ianren
Aspirant
Aug 16, 2012

Issues with Upgrade of Hard Drives

I am a relative novice and having difficulty upgrading a ReadyNAS Duo v1 from 500GB to 2TB.
The new drives are referred to in the compatibility list, and I have successfully performed similar with another ReadyNAS Duo sometime ago, so don't think I have made any error.

Following the procedure on the website, I firstly replaced the drive in the second bay which began to initialize triggering the appropriate message in confirmation. Some hours later, a subsequent message was triggered reporting that initialization had successfully completed, followed by another confirming that RAID sync had started. A few hours later, another message confirmed that RAID sync had finished and that the volume was fully redundant. So far, so good.

I then replaced the drive in the first bay with the larger replacement, and again, a message was triggered to confirm that initialization had started, followed by a subsequent message later confirming that this had successfully finished. This was immediately followed by another message confirming the start of RAID sync.

When checked a few hours later, the NAS had disappeared from the network, and would not be detected by RAIDar. Frontview could not be accessed either. The power light remained a steady blue, and the activity indicator for disk 1 was still flashing. I left the box for a few more hours, but nothing changed. I could not force a power down using the power button and had to resort to unplugging the device. Attempts to reboot the server consistently failed.

I then removed both drives and installed the drive which I had upgraded first, leaving the second bay empty. The NAS immediately began to reboot and powered up in its default settings, formatting the drive during the process, thereby losing all the data stored on it. I am not worried about that as I have it all backed up. It successfully completed this process reporting approx 1.8TB available for storage, and Frontview could be accessed again. I restored the config settings which had been previously also backed up, and apart from the lack of data, was recovered to its former state.

On inserting the second drive, the NAS immediately "froze" and shares disappeared from the network. Frontview became inaccessible again and it would not be detected in RAIDar. The only way I can now get this server to run is to refrain from installing the second drive which makes me wonder if I have a defective drive.

Attempts to install this "defective" drive on its own also fail with the NAS refusing to boot with it.

The only think which makes me uncertain about whether it is faulty drive is that initially, it had been reported as having been successfully initialized.

Please has anyone any other suggestions?

Many thanks.

7 Replies

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  • StephenB's avatar
    StephenB
    Guru - Experienced User
    The drive could have failed on the second resync. Can you test it on your PC with vendor diags?
  • Thank you very much for replying. It looks like that's exactly what happened. Attempts to initialize and format in Windows on a pc subsequently also produced errors, so is almost certainly a faulty drive. The second replacement drive has since been successful so am currently running on the one disk until a replacement is received for the faulty one. With the time taken to follow this process, It just takes so long to find this out!
  • StephenB's avatar
    StephenB
    Guru - Experienced User
    Also, since the drive is new, you can probably exchange it through the reseller. That is better than going back to the manufacturer, since the manufacturer will almost always replace it with a refurbished drive, not a new one.
  • Thank you both for your very helpful and quick reples. I have indeed been in touch with the reseller who are going to courier a replacement. Should arrive Monday, so hopefully will finally get a fully redundant system once again!! I had not found that link when referring to the website, and is very useful. Many thanks once again.
  • Just a brief update. Replacement received and installed. "Text book" upgrade and expansion and NAS now back in service. Surprising what difference it makes in having a good drive!!

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