If you are on winodows then this is a known bug in the XS implementation. The solution is simple. 
$Data::Dumper::Useqq=1;

[download]
Which forces the use of the perl implementation which does not suffer the problem. For smaller dump sizes you will notice a performance penalty. For larger dump sizes you will notice that the dump actually finishes and does not run out fo memory. ;-)

--- demerphq
my friends call me, usually because I'm late....

In reply to Re: Data::Dumper Limitations by demerphq
in thread Data::Dumper Limitations by Tanalis

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