mount time (was Re: Fwd: Hello -- NAND/NOR Flash design for GTA02)
Andy Green
andy at openmoko.com
Thu Jan 17 09:37:05 CET 2008
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Somebody in the thread at some point said:
> I wrote:
>> Then I enabled hardware ECC. Note that the code for this is quite
>> broken, but as long as there are no real errors, this doesn't matter :-)
>
> By the way, this is fixed now in the 2.6.24-rc7 tree.
>
>> Finally, I gave summaries a try. They increased the image by 3.4%
>> and reduced mount time to about 1.2s, or 2.4% of the original time.
>
> We can do even better: if the image is created by untar'ing the rootfs
> into a live filesystem, the non-empty area is 77MB (for comparison,
> the image obtained with mkfs.jffs2 and sumtool is 50MB), but the
> image mounts in a bit less than a second.
This is excellent Werner!
Can you put up a tarball of the prepped rootfs image somewhere?
- -Andy
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