which file system for sd card?

Sean McNeil sean at mcneil.com
Sun Jan 25 03:32:28 CET 2009

thewire wrote:
> The Digital Pioneer пишет:
>> The only reason they come with FAT is so windoze can use it. That said,
>> I don't know much about filesystems, but I would generally go with
>> EXT2/3 over FAT.
> I'm no fs expert either, but i would generally advise to use jffs2 or
> ubifs, as they are specially designed for use in flash memory devices.
> Note that ubifs requires kernel >= 2.6.27.

Neither of those filesystems are appropriate for sd cards. They have 
wear leveling logic that is not necessary or a good thing as it is 
already done in firmware for sd. An efficient journaled filesystem not 
designed for memory devices (like ext3) would be best.

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