[CentOS] Disk near failure
m.roth at 5-cent.us
m.roth at 5-cent.usFri Oct 21 15:20:05 UTC 2016
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John R Pierce wrote: > On 10/21/2016 2:03 AM, Alessandro Baggi wrote: >> >> My ssds are failing? > > SSD's wear out based on writes per block. they distribute those > writes, but once each block has been written X number of times, they are > no longer reliable. > > they appear to still be working perfectly, but they are beyond their > design life. soon or later, if you continue the amount of writes > you've been doing, you'll get back errors or bad data. > > I would plan on replacing those drives sooner rather than later. 5 > years was a good run. 1. Especially if they're consumer grade. 2. And that's a fairly early large (for SSD) drive. 3. We've got a RAID appliance that takes actual SCSI that's still running, though we're now in the process of replacing these 10 yr old RAIDs.... 4. SATA is a *lot* cheaper for *much* larger capacity drives... mark
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