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    SubjectRe: Reiser4 und LZO compression
    >> >>Hmm.  LZO is the best compression algorithm for the task as measured by
    >> >>the objectives of good compression effectiveness while still having very
    >> >>low CPU usage (the best of those written and GPL'd, there is a slightly
    >> >>better one which is proprietary and uses more CPU, LZRW if I remember
    >> >>right. The gzip code base uses too much CPU, though I think Edward made
    >> >
    >> > I don't think that LZO beats LZF in both speed and compression ratio.
    >> >
    >> > LZF is also available under GPL (dual-licensed BSD) and was choosen in favor
    >> > of LZO for the next generation suspend-to-disk code of the Linux kernel.
    >> >
    >> > see: http://www.goof.com/pcg/marc/liblzf.html
    >>
    >> thanks for the info, we will compare them
    >
    >For Suspend2, we ended up converting the LZF support to a cryptoapi
    >plugin. Is there any chance that you could use cryptoapi modules? We
    >could then have a hope of sharing the support.

    I am throwing in gzip: would it be meaningful to use that instead? The
    decoder (inflate.c) is already there.

    06:04 shanghai:~/liblzf-1.6 > l configure*
    -rwxr-xr-x 1 jengelh users 154894 Mar 3 2005 configure
    -rwxr-xr-x 1 jengelh users 26810 Mar 3 2005 configure.bz2
    -rw-r--r-- 1 jengelh users 30611 Aug 28 20:32 configure.gz-z9
    -rw-r--r-- 1 jengelh users 30693 Aug 28 20:32 configure.gz-z6
    -rw-r--r-- 1 jengelh users 53077 Aug 28 20:32 configure.lzf


    Jan Engelhardt
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