peter green <[email protected]> writes:
> I run debian on my beagleboard with the root filesystem on a SD
> card. Specifically a "sandisk for Wii" 2GB card. Recently the area surrounding
> the start of the ext3 root partition went bad nuking the superblock and
> thereby
> rendering the system unbootable.
>
> I managed to clone the card with gnu ddrescue and repair the filesystem using
> an
> alternate superblock so afaict I didn't really lose anything and I've replaced
> it with a sandisk 4GB SDHC card so the system is back up.
>
> However i'm worried it might happen again. Has anyone else seen similar issues
> running linux with root on SD card. Should I be buying something special
> and/or
> using a different filesystem? SD cards are supposed to have built in wear
> leveling right?
Hi,
Maybe you already know this article, but it's definitely worth reading
Arnd article at LWN about flash drives:
http://lwn.net/Articles/428584/
Cheers,
--
Luis Henriques
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