svn commit: r239569 - head/etc/rc.d

Arthur Mesh arthurmesh at gmail.com
Tue Sep 11 22:49:08 UTC 2012


On Tue, Sep 11, 2012 at 03:37:09PM -0700, Xin Li wrote:
> Using gzip is better than not using it though, since 4k worth of
> compressed data is better than 4k worth of plain text because of
> higher entropy destiny (note that the FreeBSD gzip uses 64K of
> input/output buffer for compression by the way so maybe only the first
> 64K is meaningful if we take only 4k of output).

Since there is 1:1 correspondence between compressed and uncompressed
data, entropy should be the same in both. I am not sure it's better to
use compression than not -- you do end up seeding fewer bytes to yarrow,
but you spend more CPU cycles compressing it...


More information about the freebsd-security mailing list