[Techtalk] finding bad files

[rudy at grumpydevil.homelinux.org]

On 13 April 2015 18:53:07 CEST, Akkana Peck <akkana at shallowsky.com> wrote:
>Miriam English writes:
>
>I'd worry about the disk, though, in a situation like this.
>I assume you've been checking dmesg regularly, to see if there
>are any I/O errors showing up there? A lot of files that give errors
>on reading sounds like a disk that's on the verge of dying, so I'd
>suggest doing very frequent backups if you continue to use the disk.
>Or back up everything then reformat and restore: I've had I/O error
>problems that mysteriously went away on reformatting.
>
>   
A disk can develop slight mis alignment. Reformatting (with bad block check) will rewrite the alignment on the cylinders 

Abbreviated version....

Cheers

Rudy

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