For those looking for a free distribution of Linux that is compatible with Maya or other Red Hat-certified applications without caveats, CentOS is an option. As it has been forked directly from Red Hat Enterprise Linux, CentOS tends to perform exactly like the version of Red Hat it corresponds with. More info available here:
http://www.centos.org/
http://www.newsforge.com/article.pl?sid=04/11/19/164243
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