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Forum Discussion
Clicking sound with Seagate Barracuda LP ST32000542AS 2TB
Hi I got a new NVX and at that moment these Seagate disks were the only ones on the compatibility list, so I was stupid enough to buy 4 of them. (Shame on you Netgear for not having more disks on t...
After posting I realized these special diagnostics don't apply to my NV+, but still this possible expansion issue is good for me to know--thanks for digging-up the info.
mdgm wrote: I believe this is non-destructive. I remember reading on the forum that it's designed for testing disks before doing things like replacing disks to get expansion. If a disk is failing and you replace a different one you could end up quite easily with a two disk failure condition (i.e. failing disk fails during resync). If the LONG SMART tests identify a disk as failing hopefully this problem can be avoided.
Edit: just found the post:
"Test disks"
chirpa wrote: It runs a SMART Offline/Long Test. It can take 5+ hours to run, as each disk runs through its own self-diagnostics. It is a good thing to run before doing expansions, to avoid running into a dual disk failure (where one disk is pulled to replace/expand, and another one is starting to fail but not completely failed yet).
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