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★★★★☆
Nice hard drives for NAS or storage server with RAID.
If you're looking at this review, you're probably in the market for some honkin' big drives to stuff into a server or a NAS box. These Western Digital "Red" series drives are probably a total waste of money if you're planning to put them into a regular PC. If you're not doing a raid array of some kind, then save your money and buy the green or black series drives instead. If you're looking to set up a raid array of some sort, these are a bargain. They aren't the fastest drives, but they are rated to run 24x7 serving up data! Their 3 year warranty is above the current industry standard for consumer hard drives. For my home-made FreeNAS (google it!) NAS/Server, I bought 5 WD Red drives from Adorama (purchased through Amazon) and 1 drive directly from Amazon. The one drive from Amazon came very well packaged, double boxed in what looks like a WD cardboard box with a shock absorbing cradle. Very well packaged for shipment. Honestly, Amazon has been stellar for packaging boxes for shipment. The 5 hard drives from Adorama came in a big box which 'clunked' when it was tilted. Opening the box revealed some big plastic pillow air strips, and 5 loose smaller boxes. Inside each of the smaller boxes was a few pillows and a factory bagged hard drive. There were not enough pillows in each box to securely cushion the hard drives against rattling around, so there's a high likelihood of damage in shipment. BAD SHIPPERS! NO DONUT! Anyway, getting on to the performance of the drives... I'm running 6 drives in a ZFS RaidZ2 array. They are all controlled using an IBM M1015 PCIE 8x SATA 3 controller which has been flashed to be an HBA providing JBOD to the ZFS OS. That's a lotta acronyms! The speed of the array is quite fast... more than fast enough to saturate a gigabit network. I currently have about 5TB of data stored on the 10TB array. On to the bad stuff... One of the drives (I haven't checked the serial number to see which shipper it came from) is starting to give signs of premature failure after about 70 hours of operation. During a scrub of the data pool, drive DA5 is experiencing unreadable sectors. Luckily ZFS is able to calculate the correct values for the corrupted data, and is busily recreating the data onto another part of the drive. ZFS rocks for data reliability! If the drive does turn out to be bad, I have a WD Green 3TB drive that I can put into the array as a hot swap temporarily until the failed drive can be replaced. *UPDATE* The ZFS scrub just finished, and it repaired 1.53MB of data, with no data loss. Did I mention that ZFS rocks? Warning/Advice about Data Storage: Note 1: If you're going to be using these drives, or any data storage device for that matter, make sure that you take into account that these are highly fragile and delicate devices which can be easily damaged in shipment, or just plain up and fail when you least expect it. You really need to use some sort of redundant array of drives so that if one drive fails, your data doesn't vanish. In my case, the final configuration is going to be 6 drives in a RaidZ2 (dual parity striping), which means that my data stays intact and accessible even if 2 drives fail simultaneously. Also, there is going to be a 3TB Green drive as a hot spare that can take over for any failed drive in the array. With the hot-spare, my data can survive the loss of 3 drives without losing data (as long as the failures don't happen all at the same time). Note 2: Always, always, always have a backup. In my case, I have two external 3TB USB3.0 drives which will be used only for backup purposes. Every so often, I'll backup the critical data onto the drives and stash them in my locker at work. If you don't have TrueCrypt, google it and see why your backup removable drives should be using it. If someone steals the drives, they only get the drives and not my data. I'm giving 5 stars for the drives that work... 1 star for the failing drive... averages to about 4 stars score! I'll update this review once I have details on how the drives do in a week or so. Currently it ain't looking too good for drive DA5!
November 2012 · Electronics · verified purchase
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