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Re: OT: Current_Pending_Sector on /dev/sd?




Alexander V. Makartsev wrote: 
> On 13.02.2019 18:22, basti wrote:
> 
> Most hardware RAID controllers perform automatic full surface scans to
> ensure data consistency (also could be called "patrol scans") and mark
> HDDs as "Expected to Fail Soon" to warn user.
> You have to backup your data regularly and in case of large RAID5/6
> level arrays you should have at least one Hot Spare drive available in
> your enclosure at all times.
> Precautions are almost the same for software RAID, but more difficult to
> setup.

Not really more difficult: Debian's default mdadm configuration
includes a weekly run of checkarray.

-dsr-