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SubjectRe: SD/MMC cards: how crappy they are?
Pavel Machek wrote:
>
> ...maybe it was because of powerfail? I'll try to run badblocks to
> recover it...
>
> ...I did. Badblocks did not help, but cat /dev/zero > /dev/mmc1
> did.. And yes, thosse 'temporarily bad blocks' seem very much
> powerfail related.
>

Power failures can, indeed, do nasty things to SD/MMC cards, especially
power rail sag in the middle of writes.

-hpa


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