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davidr1's avatar
davidr1
Luminary
Mar 03, 2022

OS6 DISK TEST STILL GOING AFTER 4 DAYS

Hi NAS 314 4x4TB RAID 5 I started a Disk Test Mar 01, 2022 13:45:01 Volume: Disk test started for volume data   It is still going (Mar 04 09:11)   The only indication anything is happening is t...
StephenB's avatar
StephenB
Guru - Experienced User
Mar 05, 2022
davidr1 wrote:

 

The disks are WD40EFAX

 

These particular drives are SMR technology, which have highly variable write speeds (they will become glacially slow when there is enough sustained writes to overwhelm their cache).  Generally I don't recommend the current WD Red drives for ReadyNAS (several folks here have had trouble with them).  Red Plus are CMR, so they are fine.

 

But still, the drives are only being read during the disk test, so I'm not seeing how the SMR would factor in.

 

davidr1 wrote:

 

Is it the DISKS log?

 

There are several logs that I'd look in (including disk_info.log.  If you can upload the full log zip to cloud storage (dropbox, google drive, etc), you can send me a link in a PM - I'll get back to you this weekend.

davidr1's avatar
davidr1
Luminary
Mar 06, 2022

Hi StephenB

I'm now in hospital at the moment - may I take you up on your offer when discharged?

Many thanks,

David

  • StephenB's avatar
    StephenB
    Guru - Experienced User
    Mar 06, 2022
    davidr1 wrote:

    I'm now in hospital at the moment - may I take you up on your offer when discharged?

    Sure.

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