On Tue, 02 Oct 2018 08:56:43 +0200, Helmut Harnisch wrote:

> Am 02.10.2018 um 03:44 schrieb bob prohaska:
>> Is there a program that can interrogate a flash storage device to
>> determine how many spare blocks remain?
>>
>> I'm looking for a way to guesstimate when it's time to replace a
>> microSD card or USB flash drive before it fails completely.
>>
>> Thanks for reading,
>>
>> bob prohaska
> Maybe this:
>
> https://www.heise.de/download/product/h2testw-50539

Do fsck or badblocks show anything useful?

I'd expect badblocks with the -n option to show something useful, but
I've not used it on an SD card.


--
Martin    | martin at
Gregorie  | gregorie dot org

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