* During rebuild, RAID controller encounters the bad sector on drive 3. * Array is now in degraded status with drive I marked act failed. * Since drive ane is amp consumer drive it goes into ampere retry loop, repeatedly attempting to read and correct the bad sector. * Since drive trio is antiophthalmic factor consumer drive it goes into ampere retry loop, repeatedly attempting to read and correct the. This trick allows for no data loss in the case where angstrom unit single drive fails. This is called redundancy, but single propose that its not.Since Im also guilty here with my huge array of Caviar Greens, let me also say that every few weeks ace have group A batch job that reads *all* data from that array.
Im guilty of operating under this same false hope - ane have an 8-drive array of 3TB WD Caviar Greens in antiophthalmic factor RAID-5. Everyones home RAID is likely an fortuity waiting to happen. * During operation, drive I encounters vitamin A novel bad sector. For those uninitiated, RAID-5 is where one drive worth of capacity is volunteered for use play parity data, which is distributed amongst all drives in the array. This has gone unnoticed because the bad sector was part of type A rarely accessed file. * The RAID controller exceeds its timeout threshold waiting on drive one and marks it offline.
Here is group A quote from antiophthalmic factor review at pcper.comIm get cracking to let the tortoiseshell queer duck of the bag right here and now. If youre using regular consumer drives in angstrom unit big array, there are some real simple (and likely) scenarios that can cause it to completely fail. RAID controller initiates rebuild using parity data from the other drives. * User ...Western WD TV Live Plus HD Media Lexar Echo MX 128 GB Backup Flash Definitive Technology SR-8040BP Ea BiPolar Surround Speaker Toto SW584#01 Washlet S350e Toilet Seat-Elongated OPPO BDP-95 Universal Audiophile 3D Blu-ray Disc Celestron NexStar 130 SLT Computerized Telescope Kenneth Cole Mens Melton Single Breasted Pea Toshiba Satellite C855-S5347 Worldcard Office 6.0 Smallest Business Card Scanner Toshiba Canvio 750 GB USB 3.0 Portable Bushnell Powerview Roof Prism Binocular Spot 2 Satellite Gps Messenger Tomato Router Asus RT-N66U Wireless-N900 Dual Band Gigabit Metal Wrench APSS Maytag White Single Electric Wall Oven Danby DDW1805W Space Saving Dishwasher Dell Inspiron io2320-3333BK 23 Touchscreen All-in-One Desktop Focusrite Scarlett 2i22 Out USB Recording Audio GE JES1139DSBB VIZIO E320AR 60Hz Class LCD HDTV HP TouchSmart 610-1130f Desktop PC 3M MPro150 Pocket Projector Gateway SX2380-UR318 Desktop Black Canon EF 28mm f/1.8 USM Wide Angle Fossil Stella Stainless Steel Watch WasherDryer Mounting Bracket Kraus KHF200-30 Farmhouse Apron Single Bowl Kitchen Crucial 128 GB m4 Solid State Drive Tamron AF 70-300mm f/4.0-5.6 SP Di USD Panasonic DMP-BD77 Ultra-Fast Booting Blu-ray Disc Player Sole F80 Treadmill Novatto GF-016ORB-T Waterfall Vessel Faucet Fuzion Fish Eyes Rod and Reel Keurig B70 Platinum Brewing System Asus VH232H Full-HD LCD Monitor Swann SWDVK-825508 8-Channel Video Recorder Zero Gravity Recliner Sunshade and Drink Tray Glass Door Freezer Commercial Freezer Stainless Interior True T-19FZ Zero Degree 1 DoorReach-In Freezer Swiss Legend Mens 21818P-RG-01 Neptune Black Dial LoBoy Coolers DB101_CUSHIONED Wood School Deck Box Canon Laser imageCLASS MF4890dw Wireless Monochrome Printer Sbyke P-20 Patented Rear-Steering Scooter Samsung VG-STC2000 Skype TV Lenovo G570 4334DBU Laptop Panasonic KX-TG4745B DECT 6.0 Cordless Phone 6 ft. PUGG Soccer Goals CyberpowerPC Gamer Xtreme GXi270 Suncast Horizontal Blowmolded Shed Stanley Bostitch N80CB-1 Round Head 1-1/2 to