twig_roots does prove to be most useful for when you only want one little bit of data. A single file only consumes 19MB as opposed to 166MB. However it still does not release memory when I try to $t->dispose(). This also does not solve my problem for scripts that have to process all the data.

In reply to Re^3: XML::Twig loves to eat my memory by carcus88
in thread XML::Twig loves to eat my memory by carcus88

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