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Forum Discussion
toto4
Jun 05, 2012Aspirant
Seagate ST2000DL003-9VT166
All, I have a readynas Ultra 4 with (3) 2TB Seagate ST2000DL003-9VT166 -302 drives in it. I have firmware CC3C that came with the drives. I have read the issues people have had with these drives. I...
pfile
Dec 04, 2012Aspirant
beisser wrote:
pfile wrote: these drives are really bad news. i bought 2 of them to put in a desktop raid10 some time back and never deployed them. now i can't return them and from the looks of it, RMA-ing them to seagate won't do anything.
i happen to have the -302 versions of these drives. they shipped with CC3C, but last night i upgraded both of them to CC3D. that was no help, they keep dropping out of an apple software raid on a cineRAID box set to JBOD. same behavior with CC3C.
i'm not sure getting 302 will help anyone if my drives are representative.
to my knowledge we havent received any negative reports of anyone who has been using the cc3d drives (except for real drive failures).
so whatever causes them to drop from the apple raid must be something different from what caused them to drop from a linux based md-raid.
in fact, i think you are right. these disks were originally dropping out of a linux md-raid. i thought it was some kind of kernel incompatibility, so i thought i'd try the apple JBOD raid. had double failures until after the firmware upgrade, after which point i was having failures on only one disk.
as it turns out, it looks like one slot of the cineraid box might be bad - whatever disk is in the top slot seems to be giving errors at spin-up time. i've tried now with the suspect seagate drives, and a hitachi drive. right now i'm trying with a WD drive as well, just to see... and then i guess bye bye Cineraid (should have just bought another readynas :) )
edit: i think the jmicron USB3.0 - esata raid controller in these enclosures is incompatible with macosx. the slot does not have any bearing on the problem - eventually one or more of the disks returns some kind of error when undergoing spinup which causes the apple raid software to mark the disk as failed.
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