[OLPC-devel] just verified: 2306 + olpc + linux kernel works.

Ronald G Minnich rminnich at lanl.gov
Thu May 25 19:46:58 EDT 2006


David Woodhouse wrote:
> On Fri, 2006-05-26 at 01:29 +0200, Carl-Daniel Hailfinger wrote:
> 
>>For us, the uncompressed figures are a bit more menaingful because
>>we plan to compress everything with lzma and thus, start with elfImage
>>instead of bzImage.
>>Could you also upload the uncompressed binaries so we can check
>>how big the real-life savings by using lzma are? 
> 
> 
> Hm... lzma. Should I consider using it as a compressor for JFFS2?
> 
> How does it fare in terms of memory usage and speed, and compression
> ratio on blocks of 4KiB of typical file system data? Or 16KiB I suppose,
> once I get round to that part of my TODO list...
> 

I believe it is one of those 'expensive to compress, cheap to 
decompress' deals, which makes it ideal for linuxbios. Not so sure on 
JFFS2 ...

ron



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