This detailed paper “Hard disk drives, the good, the bad and the ugly” describes the many failure modes of modern disk drives. Jon Elerath outlines the many causes of silent data corruption, and the steps taken by HDD manufacturers to recover from transient errors. This is interesting from a performance perspective since...
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Details on Disk Drive failure modes.
Finding data corruption with ‘od’
Here’s a weird one that I’d never seen before. We were finding that at least one of our linux binaries was becoming corrupt (verified using rpm -V) however we didn’t know how the binary was becoming corrupt – because these files should never be written to. On the off-chance that the corruption might...
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