Re: 2.6.38: XFS/USB/HW issue, or failing USB stick?

From: Tim Soderstrom
Date: Fri Mar 18 2011 - 12:20:10 EST

On Mar 18, 2011, at 10:59 AM, Arnd Bergmann wrote:

> On Friday 18 March 2011, Tim Soderstrom wrote:
>>> However, after some amount of time, the errors occur below, is this USB
>>> stick failing? Since it has no SMART, is there any other way to verify
>>> the 'health' of a USB stick?
>> What prompted you to go with XFS over, say, ext2? The journal will generally
>> cause quite a bit more writes onto your USB device. I use ext2 on my CF card
>> in my NAS for that reason (the spinning media is on XFS of course). I know
>> that's not an answer to your problem but thought I would add it as a suggestion :)
> Using ext2 on flash media instead of ext3 or other file systems is
> recommended a lot, but the situation is actually much more complex.
> In, I explain how these things work
> under the cover. For a drive that can only have very few erase blocks
> open, using a journaled file system will always mean thrashing, but
> for drives with more open erase blocks, it's probably better to
> use a journal than not.

Wow that's a great article, thanks for the link!


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