Flash Statistics

Josh Boyer jwboyer at jdub.homelinux.org
Sat Apr 23 07:41:27 EST 2005


On Fri, 2005-04-22 at 17:19 -0400, Jeff.Fellin at rflelect.com wrote:
> I am looking for information in the kernel or elsewhere about flash usage
> statistics. I'm interested in knowing how
> many times a sector has been erased and written to. This doesn't have to be
> for all time, since other tools
> can erase and write the flash (U-boot), but just what the activity during
> application processing. We use the
> flash to store configuration files that are changeable and would like to
> determine the expected lifetime
> of the chips at use sites.
> 
> Any pointers to places where flash statistics are maintained or tools to
> collect these statistics is
> appreciated.

You might try http://linux-mtd.infradead.org

I'm not aware of any write statistics gathering tools, but MTD is where
they would/should be.

josh



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