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Mean Time to Failure (MTTF): When disk manufacturers post this, how should you interpret their numbers?
Fresh5 days ago
Mar 15, 202611810 viewsConfidence Score0%
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Problem
Mean Time to Failure (MTTF) is usually given in terms of hours, and by doing some calculations, it seems that a disk should fail only after a good number of years have gone by. It seems that disks need repair more often than that. Does anyone know why this is so? I figured that there is something f…
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Fix for: Mean Time to Failure (MTTF): When disk manufacturers post this, how should you interpret their numbers?
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First off: MTTF = Mean Time To Failure MTTR = Mean Time To Repair MTBF = Mean Time Between Failures = MTTF + MTTR MTBF is often more or less equal to MTTF, since repair may take an hour, and MTTF may be tens of thousands of hours. But also MTBF is o…
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