Forum Discussion

Aspirant

Feb 09, 2020

Ultra 4 on Safe mode, No Volume exist

Hi Team, I'm using a Ultra 4 Readynas on OS 6.10 4x2TB drives I recently have a power outage at my home and all of a sudden my NAS boots on safe mode. Its boots okay, goes to checking FS the...

eduj7im

Aspirant

Feb 10, 2020

Just update:

I've removed the 2nd drive just to take a photo of it and mount it back again

and now 2nd drive is resyncing any thoughts? on the admin page it says there's 11 ATA errors

StephenB
Guru - Experienced User
Feb 10, 2020
eduj7im wrote:

I've removed the 2nd drive just to take a photo of it and mount it back again

and now 2nd drive is resyncing any thoughts? on the admin page it says there's 11 ATA errors

Did you hot-insert the drive? (FWIW, you shouldn't have).
- eduj7im
  Aspirant
  Feb 10, 2020
  Thanks for the response Stephen,
  
  The NAS was shutdown before removing and reinserting it.
  - StephenB
    Guru - Experienced User
    Feb 10, 2020
    eduj7im wrote:
    
    Thanks for the response Stephen,
    
    The NAS was shutdown before removing and reinserting it.
    
    Odd that it resynced then.
    
    FWIW, in order to mount the volume you need both a healthy RAID array and a healthy file system.
    
    It would be good to download the log zip file, and look at disk health,and at mdstat.log.