Magnetic "wobbles" cause disk failure
 

*Source: ITPro (http://www.itpro.co.uk/news/120196/m...failure.html)*
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Scientists have discovered one of the major causes of hard disk failure.

According to researchers working at the University of California (http://www.soe.ucsc.edu/) and Hitachi Global Storage Technologies, understanding certain types of disk drive failures, called magnetic avalanches, could help disk drive manufacturers produce more reliable storage.

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