Has anyone ever tried to kill a flash disk by building an FFS on it and
writing to it repeatedly?

Also, is there a way to have the filesystem keep track of the number of
writes that have occured since creation?

Or, alternatively, a way to count them from boot or mount?

Jack

On 7/15/05, knitti <[EMAIL PROTECTED]> wrote:
>
> On 7/15/05, David M. N. Bryan <[EMAIL PROTECTED]> wrote:
> > Not acording to SAN Disk's documentation.
> >
> > http://www.sandisk.com/pdf/oem/cf-manual-10.8.pdf
> >
> > They have 1,000,000 Hours MTBF. That's ~114 years. (Page 8)
>
> http://www.sandisk.com/industrial/cf-specs.asp
>
> they claim 3M hours MTBF and 2M cycles.
>
> just take a 256 mb card, do a standard install and make the same
> modifictions as done in flashdist (tmp, var is mfs, some /dev things
> are on mfs) and you can mount the cf card r/o. you can
> link -s /var/db/packages (which is in mfs) back to the installed /var/db
> in the cf card, and can use pkg_* tools to install additional stuff
> after mount -o rw,noatime / . after everthing is done mount -o ro /,
> voila,
> you got a very easy maintainable and long lasting system.
>
> sync your logs to the cf card every day, do this with spamdb too, if
> you like, it should work.
>
>
> --knitti

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