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Forum Discussion
mcdonian
Feb 25, 2016Aspirant
disk failure on firmware upgrade to 6.4.2
I upgraded at the weekend to 6.4.2 from 6.4.1. immediately afterwards the disk in drive 1 failed (on 102). i don't believe in co-incidences. both disks were healthy prior to the upgrade (cycle count ...
- Feb 28, 2016
I managed to connect the failed drive to my pc. unfortunately it is completely dead... not recognised by BIOS (so never got to the utilities). it will be on its way back to WD for replacement. I had fortunately ordered a new identical disk during the week and installed it last night. it took about 8 hours to synch but we are now back to normal, although the original disk will no doubt fail soon too.
Thank you for your help. I will see if i can swap out the other disk too with the high load cycle count (and certainly reset it). Then i will go for the upgrade again.
Thank you
StephenB
Feb 25, 2016Guru - Experienced User
It'd be best to definitively rule out the disk.
Have you connected the disk to a windows PC and run WDC's Lifeguard diagnostic?
mdgm-ntgr
Feb 27, 2016NETGEAR Employee Retired
I would suggest that you test the disk as StephenB suggested.
Your logs show the disk still in the NAS has a very high load cycle count so It was from a batch of WD RED disks with a poor WDIDLE3 setting.
- StephenBFeb 27, 2016Guru - Experienced User
mdgm wrote:
Your logs show the disk still in the NAS has a very high load cycle count so It was from a batch of WD RED disks with a poor WDIDLE3 setting.That's rather unusual - limited to a few early production models. It can be reset (and I suggest you do so). There is a tool you can download from WDC(WD Red Smart Load/Unload Utility): http://download.wdc.com/sata/wd5741.exe
- mcdonianFeb 28, 2016Aspirant
I managed to connect the failed drive to my pc. unfortunately it is completely dead... not recognised by BIOS (so never got to the utilities). it will be on its way back to WD for replacement. I had fortunately ordered a new identical disk during the week and installed it last night. it took about 8 hours to synch but we are now back to normal, although the original disk will no doubt fail soon too.
Thank you for your help. I will see if i can swap out the other disk too with the high load cycle count (and certainly reset it). Then i will go for the upgrade again.
Thank you
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