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mhellstrand's avatar
Jun 21, 2012

Readynas Duo v2 and ST3000DM001 HD

Hi all!
I'm about to buy a Duo v2 and I'm wondering if there are any known negative issues with the HD Seagate 3tb ST3000DM001 which I'm thinking of adding to the Duo v2(2x3tb mirrored).

I have a lot of bad experience with WD green disks in my old Duo v1 with very high LCC in a short time of use. Issue later discussed a lot in this forum.

I do not want to have the same issues as before with disks getting "old" and unreliable fast due to unreasonable high LCC over short timespan (my familys whole "life" in pictures/videos are backed-up to the NAS).

many thanks for input and suggestions.

//Martin

5 Replies

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  • I bought one of these drives to serve as a backup target for my NAS. Placed it in a removable drive caddy in the main tower. It's been running for a month so far with no apparent issues as yet. These drives are a better option than Seagate's previous 3TB offering due to only using 3x1TB platters as a pose to the 5 platters of the older model. It's not terribly fast, especially when drive/folder compression is used. It took my defrag program 4 days (!) to completely defrag it once a full backup of the NAS had been copied to it. But speed isn't a concern here. Seagate have had terrible reliability with the 1100 series, and a massive furore on their forums about the discretionary method by which firware updates were being distributed. But this was the largest drive I could buy from my chosen supplier, so took the risk. So far, touch wood, it's been money well-spent.
  • I have the 2TB version of this drive in my DUO v2 ST2000DM001 and it works fine no problems with it at all.

    Edit: Performance i average 40mb/s - 45mb/s read and 35mb/s - 40mb/s write via cifs.
  • With two drives in a Flex-Raid Jbod, there is nothing to sync or even resync. That only occurs in either Flex Raid set for Raid 1 (2 drives only) or in X-Raid2. The sync actions synchronizes the drives in multi drive arrays which do not exist in JBOD or Raid 0.
  • Yes of course, - which is why I have chosen this method in my setup.

    If you had read my thread, you would have seen that with these disks, syncing and/or recovery takes forever due to complete speed loss. The ReadyNas Duo v2 works perfectly but I am guessing cannot cope with syncing/recovering large disks like these, or at least that has been my issue. I have therefore sacrificed redundancy in favour of a less problematic setup, even if I could run syncing/recovery to completion, which I could not. Given that the disks seem to work perfectly also, then it must be these disks are not compatible even though they are included in the HCL or whatever it is called.

    Just my experience over the past few days since acquiring my Duo and disks.

    Roz

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